Data and Tools

WhAEM2000 BBM Files - Oconomowoc, Wisconsin

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

2013 Federal Activities Inventory Reform Act Inventory

This page contains the 2013 FAIR Act Inventory form for the EPA's 2013 Federal Activities Inventory Reform (FAIR) Act Inventory.

EcoTox TARGET Challenge Rules

U.S. EPA and partners are seeking high quality, low cost, technologies for measuring global gene expression in samples from non-human organisms including fish, invertebrates, and plants/algae.

2016 Federal Activities Inventory Reform Act Inventory

This page contains the 2016 FAIR Act Inventory.

2017 Federal Activities Inventory Reform Act Inventory

This page contains the 2017 FAIR Act Inventory.

Virtual Beach 3.0 Download Page

Download Page for Virtual Beach 3.0 software package for developing models for prediction of pathogen indicator levels at recreational beaches. Provides Download Files. Released September 2013.

WMOST Theoretical Documentation

Watershed Management Optimization Support Tool (WMOST) Theoretical Documentation

BASINS Meteorological Data

Selecting a station number will download a zipped WDM file for that station. Many of the stations have additional data through 2009.

Virtual Beach 3.0.7 Download Page

Download Page for Virtual Beach 3.0.7 software package for developing models for prediction of pathogen indicator levels at recreational beaches. Provides Download Files. Released February 2019.

Virtual Beach 3.0.6 Download Page

Download Page for Virtual Beach 3.0.6 software package for developing models for prediction of pathogen indicator levels at recreational beaches. Provides Download Files. Released February 2016.

What's Changed Between BASINS 4.1 and 4.5

BASINS 4.5 provides a number of significant improvements over BASINS 4.1. These improvements increase the functionality and applicability of BASINS.

WMOST facilitates the application of integrated water management to solve water quantity and water quality problems at least cost. The new Benefits Module will allow users to monetize additional water-quality related benefits.

BASINS Plugins

BASINS 4.5 Core now contains only the essential features of BASINS. Additional functionality is provided by a framework of plugins.

DFLOW 3.1 Download

DFLOW is a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality standards.

Technical Support for DFLOW

Contains frequently asked questions about DFLOW.

WhAEM2000 BBM Files - Blanding, Utah

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

WhAEM2000 BBM Files - Bluff, Utah

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

WhAEM2000 BBM Files - Hanksville, Utah

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

WhAEM2000 BBM Files - Clover Mountains, Utah

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

WhAEM2000 BBM Files - Jackpot, Utah

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