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<div>
<div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt"><font style="display: inline; font-weight: bold;" class="_mt">4.</font> <font style="display: inline; font-weight: bold;" class="_mt">Property, Plant and Equipment </font></font></div></div>
<div style="text-indent: 0pt; display: block;"><br /></div>
<div>
<div align="left">
<div align="center">
<table cellspacing="0" cellpadding="0" width="100%">
<tr><td style="padding-bottom: 2px;" valign="bottom" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="10" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">As at September 30, 2010</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="10" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">As at December 31, 2009</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td></tr>
<tr><td style="padding-bottom: 2px;" valign="bottom" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">(Thousands of U.S. Dollars)</font></div></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Cost</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Accumulated</font></font></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">DD&A</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Net book</font></font></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">value</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Cost</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Accumulated</font></font></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">DD&A</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" colspan="2" nowrap="nowrap">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">Net book</font></font></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="center"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">value</font></font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td></tr>
<tr bgcolor="#ccffcc"><td valign="bottom" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Oil and natural gas properties</font></div></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" colspan="2" nowrap="nowrap"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="white"><td valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Proved</font></div></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">711,825</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">(279,873</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">431,952</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">648,061</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">(173,382</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">474,679</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="#ccffcc"><td style="padding-bottom: 2px;" valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Unproved</font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">270,479</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">-</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">270,479</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">234,889</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">-</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">234,889</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="white"><td valign="bottom" width="28%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">982,304</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">(279,873</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">702,431</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">882,950</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">(173,382</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">709,568</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="#ccffcc"><td valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Furniture and fixtures and leasehold improvements</font></div></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">4,940</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">(2,775</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">2,165</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">3,843</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">(2,185</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">1,658</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="white"><td valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Computer equipment</font></div></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">4,823</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">(2,192</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">2,631</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">3,148</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">(1,907</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">1,241</font></td>
<td valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="#ccffcc"><td style="padding-bottom: 2px;" valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Automobiles</font></div></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">780</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">(441</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">339</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">513</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">(237</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 2px solid;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">276</font></font></td>
<td style="padding-bottom: 2px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr>
<tr bgcolor="white"><td style="padding-bottom: 4px;" valign="bottom" width="28%" align="left">
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">Total Property, Plant and Equipment</font></div></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">992,847</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">(285,281</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">)</font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"><font style="display: inline;" class="_mt">707,566</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt; font-weight: bold;" class="_mt"> </font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">890,454</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">(177,711</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">)</font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="1%" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt">$</font></td>
<td style="border-bottom: black 3px double;" valign="bottom" width="9%" align="right"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"><font style="display: inline;" class="_mt">712,743</font></font></td>
<td style="padding-bottom: 4px;" valign="bottom" width="1%" nowrap="nowrap" align="left"><font style="display: inline; font-family: times new roman; font-size: 10pt;" class="_mt"> </font></td></tr></table></div></div></div>
<div style="text-indent: 0pt; display: block;"><br /></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">Depreciation, depletion, accretion and impairment for the nine months ended September 30, 2010 included a $3.7 million first quarter ceiling test impairment loss in the Company's Argentina cost center.</font></div>
<div style="text-indent: 0pt; display: block;"><br /></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">During the nine months ended September 30, 2010, the Company capitalized $2.9 million (year ended December 31, 2009 - $1.6 million) of general and administrative expenses related to the Colombian full cost center, including $0.2 million (year ended December 31, 2009 - $0.2 million) of stock based compensation expense, and $0.9 million (year ended December 31, 2009 - $0.6 million) of general and administrative expenses in the Argentina full cost center, including $0.1 million (year ended December 31, 2009 - $0.1 million) of stock based compensation.</font></div>
<div style="text-indent: 0pt; display: block;"><br /></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">The unproved oil and natural gas properties at September 30, 2010 consist of exploration lands held in Colombia, Argentina, Peru, and Brazil. As at September 30, 2010, the Company had $235.8 million (December 31, 2009 - $229.1 million) in unproved assets in Colombia, $14.3 million (December 31, 2009 - $0.4 million) of unproved assets in Argentina, $14.4 million (December 31, 2009 - $5.4 million) of unproved assets in Peru, and $6.0 million (December 31, 2009 - nil) of unproved assets in Brazil. These properties are being held for their exploration value and are not being depleted pending determination of the existence of proved reserves. Gran Tierra will continue to assess the unproved properties over the next several years as proved reserves are established and as exploration dictates whether or not future areas will be developed.</font></div>
<div style="text-indent: 0pt; display: block;"><br /></div>
<div style="text-indent: 0pt; display: block; margin-left: 0pt; margin-right: 0pt;" align="left"><font style="display: inline; font-family: Times New Roman; font-size: 10pt;" class="_mt">In April 2009, Gran Tierra closed the sale of the Company's interests in the Guachiria Norte, Guachiria, and Guachiria Sur blocks in Colombia. Principal terms included consideration of $7.0 million comprising an initial cash payment of $4.0 million at closing, followed by 15 monthly installments of $200,000 each which began on June 1, 2009 and extended through August 3, 2010. The Company recorded net proceeds of $6.3 million.</font></div> </div>
4. Property, Plant and Equipment
false
false
false
|
us-types:textBlockItemType
textblock
Disclosure of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, building and production equipment.
Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Accounting Principles Board Opinion (APB)
-Number 12
-Paragraph 5
Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 13
-Subparagraph b
-Article 5
false
1
2
false
UnKnown
UnKnown
UnKnown
false
true