Laws & Regulations

Technical Information Document 010 - Quadruplicate (Quad Train) Sampling Probe Arrangement

Technical Information Document 016 - Glassware Cleaning for Method 23

Technical Information Document 021 - Collection of Monographs and Papers Vol II

Method 5I - Determination of Low Level Particulate Matter Emissions

CFR Promulgated Test Method 5I Determination of Low Level Particulate Matter Emissions (Particulate Matter)

Method 325B - Volatile Organic Compounds from Fugitive and Area Sources: Sampler Preparation and Analysis

Promulgated CFR Test Method 325B Volatile Organic Compounds from Fugitive and Area Sources: Sampler Preparation and Analysis.

Method 5F - Particulate Matter Fluid Catalytic Cracking Unit

CFR Promulgated Test Method 5F PM Fluid Catalytic Cracking Unit (Particulate Matter)

Method 7D - Nitrogen Oxide - Ion Chromatography

CFR Promulgated Test Method 7D Determination of nitrogen oxide emissions from stationary sources - Alkaline-permanganate/ion chromatographic method

Technical Information Document 013 - Summary of Method 204 Package Comments

Technical Information Document 014 - Evaluation of Sampling Method for Acetonitrile Emissions

Method 7B - Nitrogen Oxide - Ultraviolet Spectrophotometry

CFR Promulgated Test Method 7B Determination of Nitrogen Oxide Emissions From Stationary Sources (Ultraviolet Spectrophotometric Method)

Method 28 WHH for Measurement of Particulate Emissions and Heating Efficiency of Wood-Fired Hydronic Heating Appliances

This test method applies to wood-fired hydronic heating appliances

Method 3B - Oxygen and Carbon Dioxide Concentrations - Orsat Analyzer

CFR Promulgated Test Method 3B Oxygen and Carbon Dioxide Concentrations using an Orsat Analyzer.

Financial Responsibilities for Underground Injection Well Owners or Operators

This page provides information on UIC financial responsibility requirements, qualifying financial instruments
Roles and responsibilities for operators and UIC Directors UIC Director’s and review procedures for financial responsibility instruments.

La Agencia EPA emite órdenes para detener la venta de productos pesticidas no registrados en Illinois

Release Date: July 2, 2025

EPA Issues Orders to Stop the Sale of Unregistered Pesticide Products in Illinois

Release Date: July 2, 2025

M014 PRIA Fee Category

PRIA fee determination for M014 fee category

EPA Releases Draft Scope Document for Manufacturer-Requested Risk Evaluation of D4 for Public Comment

Listserv announcing D4 Draft Scope

Proposed Nutrient Criteria for Missouri Lakes and Reservoirs

EPA proposes a rule establishing federal Clean Water Act (CWA) criteria for nutrients (i.e., total nitrogen, total phosphorus and chlorophyll a) to protect aquatic life, recreational, and drinking water uses for Missouri’s lakes and reservoirs.

Water Quality Standards: Establishment of Revised Numeric Criteria for Selenium for the San Francisco Bay and Delta, State of California

EPA is proposing to revise the current federal Clean Water Act selenium water quality criteria applicable to the salt and estuarine waters of San Francisco Bay and Delta.

Withdrawal of Certain Federal Criteria for California

EPA final rule to amend the federal regulations to withdraw certain federal water quality criteria for lead, chlorodibromomethane, and dichlorobromomethane applicable to California.