Environmental Protection Agency

Why We Did This Report We conducted this evaluation to determine whether the EPA’s oversight and implementation of institutional controls will support effective use of Infrastructure Investment and Jobs Act, or IIJA, funding at the American Creosote Works Inc. (Pensacola Plant) Superfund site in...

Why This Report Was DoneThe Office of the Special Inspector General for Afghanistan (SIGAR) conducted a required external peer review of the EPA OIG’s compliance with the Council of Inspectors General on Integrity and Efficiency Quality Standards for Inspection and Evaluation, December 2020 (Blue...

Why We Did This ReportThe U.S. Environmental Protection Agency Office of Inspector General conducted this audit to determine to what extent (1) the EPA is providing guidance and reviewing states’ clean water state revolving fund intended use plans, or IUPs, to ensure that the plans, as they relate...

This audit was performed in accordance with the Accountability of Tax Dollars Act of 2002, which requires the U.S. Chemical Safety and Hazard Investigation Board to prepare, and the Office of Inspector General to audit, the agency’s financial statements each year. The EPA OIG, which also serves as...

CSO tank construction delays may increase taxpayer costs to complete the cleanup remedy at the Gowanus Canal Superfund site and prolong community exposure to contaminants.

During fiscal year 2022 through 2026, the EPA will receive about $12.7 billion in Infrastructure Investment and Jobs Act funds for CWSRF grants, in addition to an estimated $4.2 billion in regular annual appropriations. Without proper oversight of the annual review process, these funds will be more...

An annual update on the OIG’s oversight of the U.S. Environmental Protection Agency’s implementation of the IIJA, which appropriates over $60 billion to the EPA for fiscal years 2022 through 2026, representing the largest appropriation that the Agency has ever received.

An annual update on the OIG’s oversight of the U.S. Environmental Protection Agency’s implementation of the IIJA, which appropriates over $60 billion to the EPA for fiscal years 2022 through 2026, representing the largest appropriation that the Agency has ever received.

Significant unresolved vulnerabilities in the CDX system increase the risk of threat actors gaining unauthorized access to CDX and other connected program services.

If the EPA does not mitigate its Central Data Exchange data integrity issues, it cannot provide assurance that its environmental data are accurate and reliable.