Environmental Liabilities and Expenditures (Tables)

3 Months Ended

Mar. 31, 2016

Environmental Liabilities and Expenditures

Environmental loss contingencies by categories of sites

	Number of Sites	Reserve Balance (in millions)
NPL sites	34	$	28
Third-party sites	66	127
Occidental-operated sites	18	105
Closed or non-operated Occidental sites	31	124
Total	149	$	384