Company: OXY-WT
Filing Date: 2025-05-07
Form Type: 10-Q
Source: 0000797468-25-000076
Chunk: 37

Company: OCCIDENTAL PETROLEUM CORP /DE/
Filing Date: 2025-05-07
Form: 10-Q
Item: Item 1
Chunk 37
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 ALKALI SUPERFUND SITEThe EPA has organized the DASS into four OUs for evaluating, selecting and implementing remediation under CERCLA. OxyChem’s current activities in each OU are summarized below, many of which are performed on OxyChem’s behalf by Glenn Springs Holdings, Inc.OU1 – OxyChem currently performs maintenance and monitoring for the interim remedy of OU1 pursuant to a 1990 Consent Decree. In January 2025, the EPA issued a ROD for the final remedy of OU1 that provides for optimized containment for which it estimated a cost of $16 million.OU2 – The Lower 8.3 Miles of the Lower Passaic River: In March 2016, the EPA issued a ROD specifying remedial actions required for OU2. During the third quarter of 2016, OxyChem and the EPA entered into an AOC to complete the design of the remedy selected in the ROD. In May 2024, the EPA approved OxyChem's remedial design for OU2. In June 2024, the EPA notified OxyChem that the work required by the AOC has been fully performed in accordance with its terms. The EPA has estimated the cost to remediate OU2 to be approximately $1.4 billion.OU3 – Newark Bay Study Area, including Newark Bay and portions of the Hackensack River, Arthur Kill, and Kill van Kull: A remedial investigation and feasibility study of OU3 was launched pursuant to a 2004 AOC which was amended in 2010. OxyChem is currently performing feasibility study activities in OU3.OU4 – The 17-mile Lower Passaic River Study Area, comprising OU2 and the Upper 9 Miles of the Lower Passaic River: In September 2021, the EPA issued a ROD selecting an interim remedy for the portion of OU4 that excludes OU2 and is located upstream from the Lister Avenue Plant site for which OxyChem inherited legal responsibility. In March 2023, the EPA 

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issued a Unilateral Administrative Order in which it directed and ordered OxyChem to design the EPA’s selected interim remedy for OU4. The EPA has estimated the cost to remediate OU4 to be approximately $440 million.Natural Resource Trustees – In addition to the activities of the EPA and OxyChem in the OUs described above, federal and state natural resource trustees are assessing natural resources in the Lower Passaic River