Science & Technology

Efficacy Test Methods, Test Criteria, and Labeling Guidance for Antimicrobial Products with Claims Against Biofilm on Hard, Non-Porous Surfaces

Guidance document to assess the efficacy of antimicrobial pesticides hard non-porous surfaces

Planning AD Projects

Page provides information to help make an informed decision about installing an anaerobic digester. Is it a good match for a farm’s organic waste, project financing, development guidelines and permit requirements?

MARLAP Manual and Supporting Documents

MARLAP provides guidance for the planning, implementation and assessment phases of projects that require laboratory analysis of radionuclides.

Technical Assistance Document for Complying with the Toxicity Characteristics Rule and Implementing the Toxicity Characteristic Leaching Procedure

The goal of this document is to assist the regulated community to make proper utilization of the Toxicity Characteristic Leaching Procedure (TCLP) to demonstrate compliance with the Toxicity Characteristic (TC) and Land Ban Regulations.

Information Quality Guidelines (IQG)

This document contains EPA’s policy and procedural guidance for ensuring and maximizing the quality of information we disseminate.

Requester Withdrawal of RFR 15003A

Withdrawal by Requester of RFR 15003A; issued 12/16/2019

EPA Response to RFC 16002; issued 05/24/2019

The response to the request for correction for ethylene dichloride (RFC #16002) issued on Friday, May 24th

RFR 18001A – EPA Response

EPA’s response to RFR 18001A concerning Anthraquinone communicated June 10, 2020.

15003A - Request for Reconsideration

Request for Reconsideration 15003A; letter dated 12/23/15; received 12/23/15

EPA Response to RFC 23001- N-Methylpyrrolidone (NMP)

This page contains the Agency's response to RFC 23001- Information on the Toxic Substances Control Act (TSCA) Risk Evaluation for N-Methylpyrrolidone (NMP)

EPA Response to RFR 14001A; issued 02/26/2016

2022 National Lakes Assessment - Fish Tissue Study

As part of the 2022 National Lakes Assessment (NLA), the EPA conducted a study of contamination in fish from lakes to determine whether eating lake fish poses risks to human health.

Conversion Equations for Use in Section 403 Rulemaking, EPA 747-R-96-012, December 1997

This report presents equations used to carry out various converstions between wipe lead loading and vaccum lead loading.

Renovation and Repair, Part of Indoor Air Quality Design Tools for Schools

Renovation is one of the major causes of poor indoor air quality (IAQ) in schools, and is often conducted while the building is occupied.

Data Validation Standard Operating Procedures for Chlorinated Dioxin/Furan Analysis by High Resolution Gas Chromatography/High Resolution Mass Spectrometry

Describes standard operating procedures for chlorinated dioxin / furan analysis by high resolution gas chromatography / high resolution mass spectrometry data validation.

National Priorities Grants: Evaluation of Antimicrobial Resistance in Wastewater and Sewage Sludge Treatment and Its Impact on the Environment

EPA awarded $9 million in grant funding to four institutions for research to address knowledge gaps and better identify and manage antimicrobial resistance risk.