Data and Tools

Categorical Regression (CatReg) software release history page, updating changes for each version

Environmental Chemistry Methods for Dimethyl disulfide in Sorbent charcoal tubes - MRID 48535303

Environmental Chemistry Methods for Bispyribac-sodium in Soil - MRID 45243501

Environmental Chemistry Methods for Bifenthrin & 4'-OH Degradate in Soil - MRID 41673103

Environmental Chemistry Methods for Benomyl & Degradates MBC & 2-AB in Soil - MRID 44295402

Environmental Chemistry Methods for Aminopyralid in Water - MRID 47572602

Environmental Chemistry Methods for Ametryn & Degradates in Soil - MRID 41701601

These documents include the analytical method for Endothall in sediment,

Environmental chemistry methods for Tiafenacil and Degradates in Water - MRID 50493807

Environmental chemistry methods for Tiafenacil and Degradates in Soil - MRID 50493805

Environmental chemistry methods for Tiafenacil and Degradates in Sediment - MRID 50493809

Environmental Chemistry Methods for Valifenalate MRID 49807180

ECM for Tribenuron-methyl & Degradates in Water- MRID 4937820

Learn how to address drought and your water utility

Technical assistance materials web page to help drinking water and wastewater utilities become resilient to floods.

This page list all the frequently asked questions.

Access the EPA Region 5 EDP upgrade and updated Release Notes and Comprehensive manual.

EPA collects data from companies that participate in fuel programs and posts the public data and registration lists on these pages.