Science & Technology

WhAEM2000 BBM Files - Recluse, Montana

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Recluse Quadrangle, Montana. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Libby, Montana

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Libby Quadrangle, Montana. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Glasgow, Montana

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Glasgow Quadrangle, Montana. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Opheim, Montana

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Opheim Quadrangle, Montana. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Sisseton, South Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Sisseton Quadrangle, South Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Mount Rushmore, South Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Mount Rushmore Quadrangle, South Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Martin, South Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Martin Quadrangle, South Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Grand Forks, North Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Grand Forks Quadrangle, North Dakota. Files serve as geographic basis for groundwater modeling.

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.

Water Research Fact Sheets

This research provides the science and innovative technologies to maintain drinking water sources and systems, as well as to protect the chemical, physical, and biological integrity of water.

BMDS Training Videos

Links to video webinars covering basic benchmark dose modeling concepts and their implementation in BMDS.

WhAEM2000 BBM Files - Lewistown, Montana

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Lewistown Quadrangle, Montana. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Sisseton, North Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Sisseton Quadrangle, North Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Rock Rapids, South Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Rock Rapids Quadrangle, South Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Pine Ridge, South Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Pine Ridge Quadrangle, South Dakota. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Parshall, North Dakota

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Parshall Quadrangle, North Dakota. Files serve as geographic basis for groundwater modeling.

Technical Support Project - Engineering Forum

Landing page for TSP Engineeering Foum

Appendix 1: Detailed Statistical Modeling Results of Residential Floor Lead Levels.

Appendix includes detailed tables on the results of a lead survey.

Envirofacts Data & Developer Services

Access tools and resources for understanding and working with Envirofacts data. This page provides links to metadata models, data element search, update schedules, web service documentation, API Endpoints, and usage metrics.

Report: Audit of the EPA’s Post-Award Oversight of Grants Awarded Under the Infrastructure Investment and Jobs Act

Report: Management Alert: Audit of the EPA’s Post Award Oversight of Grants Awarded Under the Infrastructure Investment and Jobs Act