Laws & Regulations

Guidance: Issuing UAOs for RD/RA Evaluation and Guidance

Guidance on evaluating and issuing UAOs for RD/RA under Superfund

Negotiating PPAs at Superfund Sites and Clarification of PPA Guidance

Memorandum addresses settlements at Superfund sites that can be returned to productive reuse.

Sample Documents for Effective Communication under CERCLA Section 104(e)

Sample model letters and instructions for responding to information requests regarding a site.

Guidance: Superfund Settlements - Administrative Response Cost and Cashout with Peripheral Parties (Section 122(h))

Guidance and model language documents addressing section 122(h) settlement agreements under Superfund

AOC: San Gabriel Valley Superfund Site

Administrative order for cleanup work at the area 4 puente valley operable unit in the San Gabriel Superfund site in Region 9.

Guidance: BFPPs and the New Amendments to CERCLA

Describes when EPA may consider providing a prospective purchaser with a covenant not to sue

Document: Agreement associated with Empire Canyon Site, Park City, Utah

Prospective lessee agreement (Agreement and covenant not to sue DV Luxury Resorts LLC)

Case Summary: $143 Million Cleanup Settlement for New Mexico Mine Site

Case summary of settlement agreement for cleanup work at Chevron Questa Mine Superfund Site

Regulatory Determination 1 Support Documents for Sodium

Sodium Support Document

Regulatory Determination 2 Support Document for MTBE

Learn about the support document for MTBE.

Regulatory Determination 1 Support Documents for Sulfate

Sulfate Support Documents

Memoranda Associated with the External Review Draft of Policy Assessment in the Review of the Secondary NAAQS for Oxides of Nitrogen, Oxides of Sulfur and PM

EPA's Health and Environmental Impacts Division had to make corrections to some of the risk results included in earlier drafts of the Health Risk and Exposure Assessment from the current review of ozone national ambient air quality standards (NAAQS).

Clean Water Laws, Regulations, and Executive Orders related to Section 404

Summaries of laws, regulations and executive orders governing the discharge of pollutants into the waters of the US and links to more in depth information.

Nationwide Permits Chronology and Related Materials under CWA Section 404

Under Section 404(e) of the Clean Water Act, the U.S. Army Corps of Engineers can issue general permits to authorize activities that have minimal individual and cumulative adverse environmental effects.

CAA Permitting in Maryland

Information on permitting in Maryland and EPA's oversight.

Maryland NPDES Permits

NPDES water permits issued in Maryland.

SBAR Panel: Control of Emissions of Air Pollution from New Compression-Ignition and Spark-Ignition Recreational Marine Engines

SBAR panel on proposed emissions standards for new compression-ignition and spark-ignition recreational marine engines