Environmental Liabilities and Expenditures (Tables)

6 Months Ended

Jun. 30, 2015

Environmental Liabilities and Expenditures

Environmental loss contingencies by categories of sites

	Number of Sites	Reserve Balance (in millions)
NPL sites	32	$	22
Third-party sites	65	92
Occidental-operated sites	18	108
Closed or non-operated Occidental sites	32	94
Total	147	$	316