<?xml version="1.0" encoding="us-ascii"?><InstanceReport xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"><Version>2.4.0.8</Version><ReportLongName>1060 - Disclosure - LONG-TERM DEBT</ReportLongName><DisplayLabelColumn>true</DisplayLabelColumn><ShowElementNames>false</ShowElementNames><RoundingOption /><HasEmbeddedReports>false</HasEmbeddedReports><Columns><Column FlagID="0"><Id>1</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><CurrencyCode /><FootnoteIndexer /><hasSegments>false</hasSegments><hasScenarios>false</hasScenarios><MCU><KeyName /><CurrencySymbol /><contextRef><ContextID>D2013Q2YTD</ContextID><EntitySchema>http://www.sec.gov/CIK</EntitySchema><EntityValue>0001344980</EntityValue><PeriodDisplayName /><PeriodType>duration</PeriodType><PeriodStartDate>2013-01-01T00:00:00</PeriodStartDate><PeriodEndDate>2013-06-30T00:00:00</PeriodEndDate><Segments /><Scenarios /></contextRef><UPS /><CurrencyCode /><OriginalCurrencyCode /></MCU><CurrencySymbol /><Labels><Label Key="CalendarSupplement" Id="0" Label="6 Months Ended" /><Label Key="Calendar" Id="1" Label="Jun. 30, 2013" /></Labels></Column></Columns><Rows><Row FlagID="0"><Id>1</Id><IsAbstractGroupTitle>true</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>1</Level><ElementName>us-gaap_DebtDisclosureAbstract</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText /><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>xbrli:stringItemType</ElementDataType><SimpleDataType>string</SimpleDataType><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>LONG-TERM DEBT</Label></Row><Row FlagID="0"><Id>2</Id><IsAbstractGroupTitle>false</IsAbstractGroupTitle><LabelSeparator>

</LabelSeparator><Level>2</Level><ElementName>us-gaap_LongTermDebtTextBlock</ElementName><ElementPrefix>us-gaap_</ElementPrefix><IsBaseElement>true</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>terseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="D2013Q2YTD" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText>&lt;div style="font-size:10.0pt;font-family:Times New Roman;"&gt;
&lt;p style="TEXT-INDENT: -0.5in; MARGIN: 0in 0in 0pt 0.5in;"&gt;&lt;b&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt; FONT-WEIGHT: bold;" size="2"&gt;6.&lt;/font&gt;&lt;/b&gt;&lt;b&gt;&lt;font style="FONT-SIZE: 3pt; FONT-WEIGHT: bold;" size="1"&gt;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/b&gt; &lt;b&gt;&lt;font style="FONT-SIZE: 11pt; FONT-WEIGHT: bold;" size="2"&gt;LONG-TERM DEBT&lt;/font&gt;&lt;/b&gt;&lt;/p&gt;
&lt;p style="TEXT-INDENT: -0.5in; MARGIN: 0in 0in 0pt 0.5in;"&gt;&amp;#160;&lt;/p&gt;
&lt;p style="TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;Long-term debt consists of the following (in thousands):&lt;/font&gt;&lt;/p&gt;
&lt;p style="TEXT-INDENT: 27pt; MARGIN: 0in 0in 0pt 0.25in;"&gt;&amp;#160;&lt;/p&gt;
&lt;table style="text-align:left;WIDTH: 96%; BORDER-COLLAPSE: collapse; MARGIN-LEFT: 0.3in;" border="0" cellspacing="0" cellpadding="0" width="96%"&gt;

&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="63%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt;" align="center"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt;" align="center"&gt;&lt;b&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold;" size="2"&gt;June&amp;#160;30,&lt;br /&gt;
2013&lt;/font&gt;&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt;" align="center"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt;" align="center"&gt;&lt;b&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 10.5pt; FONT-WEIGHT: bold;" size="2"&gt;December&amp;#160;31,&lt;br /&gt;
2012&lt;/font&gt;&lt;/b&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="TEXT-ALIGN: center; MARGIN: 0in 0in 0pt;" align="center"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0in 0pt;" align="right"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0in 0pt;" align="right"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;ARLP Revolving credit facility&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;&amp;#160;&amp;#160;$&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 12.5%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="12%"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;142,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.96%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;&amp;#160;&amp;#160;$&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 12.16%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="12%"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;155,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;ARLP Senior notes&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;36,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;36,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;ARLP Series&amp;#160;A senior notes&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;205,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;205,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;ARLP Series&amp;#160;B senior notes&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;145,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;145,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;ARLP Term loan&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;250,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;250,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;778,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: medium none; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;791,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10pt; MARGIN: 0in 0in 0pt 10pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;Less current maturities&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.15in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;(24,250)&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 1pt solid; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 15.1%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="15%" colspan="2"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.15in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;(18,000)&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr style="padding:0;"&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 63.56%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="top" width="63%"&gt;
&lt;p style="TEXT-INDENT: -10.1pt; MARGIN: 0in 0in 0pt 38.9pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;Total long-term debt&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 2.25pt double; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;&amp;#160;&amp;#160;$&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 2.25pt double; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 12.5%; PADDING-RIGHT: 0in; BORDER-TOP: windowtext 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="12%"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;753,750&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.6%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 2.25pt double; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 2.96%; PADDING-RIGHT: 0in; BORDER-TOP: medium none; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="2%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;&amp;#160;&amp;#160;$&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="BORDER-BOTTOM: windowtext 2.25pt double; BORDER-LEFT: medium none; PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 12.16%; PADDING-RIGHT: 0in; BORDER-TOP: windowtext 1pt solid; BORDER-RIGHT: medium none; PADDING-TOP: 0in;" valign="bottom" width="12%"&gt;
&lt;p style="TEXT-ALIGN: right; MARGIN: 0in 0.2in 0pt 0in;" align="right"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;773,000&lt;/font&gt;&lt;/p&gt;&lt;/td&gt;
&lt;td style="PADDING-BOTTOM: 0in; PADDING-LEFT: 0in; WIDTH: 1.04%; PADDING-RIGHT: 0in; PADDING-TOP: 0in;" valign="bottom" width="1%"&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;
&lt;p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;The Intermediate Partnership has $36.0 million in senior notes (&amp;#8220;ARLP Senior Notes&amp;#8221;), $205.0 million in ARLP Series&amp;#160;A and $145.0 million in ARLP Series&amp;#160;B senior notes (collectively, the &amp;#8220;2008 Senior Notes&amp;#8221;), a $700.0 million revolving credit facility (&amp;#8220;ARLP Revolving Credit Facility&amp;#8221;) and a $250.0 million term loan (collectively, with the ARLP Senior Notes, the 2008 Senior Notes and the ARLP Revolving Credit Facility, the &amp;#8220;ARLP Debt Arrangements&amp;#8221;), which are guaranteed by all of the material direct and indirect subsidiaries of the Intermediate Partnership. The ARLP Debt Arrangements contain various covenants affecting the Intermediate Partnership and its subsidiaries restricting, among other things, the amount of distributions by the Intermediate Partnership, the incurrence of additional indebtedness and liens, the sale of assets, the making of investments, the entry into mergers and consolidations and the entry into transactions with affiliates, in each case subject to various exceptions.&amp;#160; The ARLP Debt Arrangements also require the Intermediate Partnership to remain in control of a certain amount of mineable coal reserves relative to its annual production.&amp;#160; In addition, the ARLP Debt Arrangements require the Intermediate Partnership to maintain (a)&amp;#160;debt to cash flow ratio of not more than 3.0 to 1.0 and (b)&amp;#160;cash flow to interest expense ratio of not less than 3.0 to 1.0, in each case, during the four most recently ended fiscal quarters.&amp;#160; The debt to cash flow ratio and cash flow to interest expense ratio were 1.15 to 1.0 and 19.0 to 1.0, respectively, for the trailing twelve months ended June&amp;#160;30, 2013.&amp;#160; The ARLP Partnership was in compliance with the covenants of the ARLP Debt Arrangements as of June&amp;#160;30, 2013.&lt;/font&gt;&lt;/p&gt;
&lt;p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;
&lt;p style="TEXT-JUSTIFY: inter-ideograph; TEXT-ALIGN: justify; TEXT-INDENT: 0.5in; MARGIN: 0in 0in 0pt;"&gt;&lt;font style="FONT-FAMILY: Times New Roman; FONT-SIZE: 11pt;" size="2"&gt;At June&amp;#160;30, 2013, the ARLP Partnership had borrowings of $142.0 million and $23.5 million of letters of credit outstanding with $534.5 million available for borrowing under the ARLP Revolving Credit Facility.&amp;#160; The ARLP Partnership utilizes the ARLP Revolving Credit Facility, as appropriate, for working capital requirements, anticipated capital expenditures and investments in affiliates, scheduled debt payments and distribution payments.&amp;#160; The ARLP Partnership incurs an annual commitment fee of 0.25% on the undrawn portion of the ARLP Revolving Credit Facility.&lt;/font&gt;&lt;/p&gt;
&lt;p style="MARGIN: 0in 0in 0pt;"&gt;&amp;#160;&lt;/p&gt;
&lt;/div&gt;</NonNumbericText><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>nonnum:textBlockItemType</ElementDataType><SimpleDataType>na</SimpleDataType><ElementDefenition>The entire disclosure for long-term debt.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef

 -Publisher FASB

 -Name Accounting Standards Codification

 -Topic 210

 -SubTopic 10

 -Section S99

 -Paragraph 1

 -Subparagraph (SX 210.5-02.22)

 -URI http://asc.fasb.org/extlink&amp;oid=6877327&amp;loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

 -Publisher SEC

 -Name Regulation S-X (SX)

 -Number 210

 -Section 02

 -Paragraph 22

 -Article 5



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