Regulated Community

Toxic and Priority Pollutants Under the Clean Water Act

Overview of pollutant lists used in Clean Water Act programs

California Tribal Lands National Pollutant Discharge Elimination System (NPDES) Permits

EPA’s Pacific Southwest (Region 9) issues all NPDES permits on tribal lands in California and for any discharges into federal ocean waters (for these permits, see: California NPDES Permits).

BIOCHLOR, Natural Attenuation Decision Support System

BIOCHLOR is a screening model that simulates remediation by natural attenuation of dissolved solvents at chlorinated solvent release sites.

BIOSCREEN, Natural Attenuation Decision Support System

The model is designed to simulate biodegradation by both aerobic and anaerobic reactions.

Storing, Transporting and Disposing of Mercury

Learn how to properly store, transport and get rid of elemental mercury in your home or business

Ethylene Oxide Emissions Standards for Sterilization Facilities: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Learn about the NESHAP for ethylene oxide emissions for sterilization facilities. Find the rule history information, federal register citations, legal authority, and related rules as well as a rule summary.

Air Curtain Incinerators that Only Burn Wood Wastes, Yard Wastes, and Clean Lumber

Section 129(g) defines the term “solid waste incineration unit.” This definition excludes air curtain incinerators (ACI) that only burn wood, yard wastes, clean lumber and that such ACI comply with opacity limitations to be established by the admin by rule

Contacting EPA about Regulating Pesticides Issues

Find contacts for PRIA, conventional pesticides, product registration, Registration review, FIFRA 6(a)(2), containers, storage and disposal, data submittters list, child resistant packaging

How EPA Protects Workers from Pesticide Risk

EPA protects workers from pesticide risk through the risk assessment and risk management processes, as well as via specific worker safety programs such as the worker protection standard and other initiatives.

Region 8 Title V Program Evaluations

Regulations for Emissions from Heavy Equipment with Spark-Ignition Engines

EPA regulations related to smog, soot, and other air pollution from heavy equipment.

Regulations for Emissions from Recreational Vehicles

Information about land-based recreational vehicles, such as snowmobiles, off-highway motorcycles (dirt bikes), all-terrain vehicles (ATVs), and personal boats and watercraft.

Proposed Rule for Fuel Economy Labeling of Motor Vehicles: Revisions To Improve Calculation of Fuel Economy Estimates

Link to Federal Register notice and Final Rule.

2016 Order Responding to 2013 Petitions to Object to Appleton Operating Permit

This document is part of the Title V Petition Database.

Tribal Air Coordinators

EPA Officials in our Headquarters and Regional Offices specifically trained on tribal air quality issues.

Child-Resistant Packaging for Pesticides

To protect children from poisonings around the home, pesticide law requires that certain household pesticides be in child-resistant packaging.

Cyanobacteria Assessment Network Application (CyAN app)

EPA's Cyanobacteria Assessment Network (CyAN) mobile application provides users weekly satellite data to identify the concentration, location, and time series of cyanobacterial blooms in fresh and coastal waters of the United States.

EPA Collaboration on International Air Pollution Standards for Aircraft

EPA has collaborated with the United Nation’s International Civil Aviation Organization (ICAO) to set a timeframe for initiating the U.S. domestic regulatory process for addressing greenhouse gas emissions from aircraft under the Clean Air Act.

Dental Effluent Guidelines

Overview and documents for Dental Office Category regulation (40 CFR Part 441); comprising pretreatment standards for discharges of dental amalgam pollutants, including mercury, into publicly owned treatment works (POTWs).

Electroplating Effluent Guidelines - Background and Guidance Documents

Guidance documents related to Electroplating Effluent Guidelines regulations