Science & Technology

Supplementary Training Materials for Aquatic Life Criteria - Copper - Additional Information

Additional Information about the supplementary training materials developed to help states, Tribes, permittees and other interested stakeholders implement the Aquatic Life Ambient Water Quality Criteria for Copper.

Supplementary Training Materials for Aquatic Life Criteria - Copper - Background

Background information about the supplementary training materials developed to help states, Tribes, permittees, and other interested stakeholders implement the Aquatic Life Ambient Water Quality Criteria for Copper.

Fact Sheet: Revised National Recommended Water Quality Criteria for the Protection of Human Health

2003 Revised National Recommended Ambient Water Quality Criteria for the Protection of Human Health. 15 Pollutants revised criteria will be published including, chlorobenzene, cyanide, endrin, ethylbenzene, lindane, thallium, toluene, and more.

Copper Biotic Ligand Model

Information related to the Biotic Ligand Module.

Cherokee Zinc-Weir Smelter Superfund Site, Weir, Cherokee County, Kansas - Fact Sheet, September 2020

Removal Action Site Update

Cherokee Zinc-Weir Smelter National Priorities List (NPL) Superfund Site, Weir, Cherokee County, Kansas – Fact Sheet, October 2021

EPA Announces Placement of Site on National Priorities List (NPL) and Public Availability Session

Cherokee Zinc-Weir Smelter National Priorities List (NPL) Superfund Site, Weir, Cherokee County, Kansas – Fact Sheet, February 2022

EPA Announces Placement of Site on National Priorities List (NPL) and Virtual Public Availability Session

Region 7 Science Program

The RSP links OASES with EPA's Regional Offices and emphasizes building networks and partnerships between Regional and OASES scientists, effectively transferring research results on high priority regional science issues and conducting science outreach.

Aquatic Life Criteria - Copper

Background information, documents and supplementary materials related to the EPA's issuance of revised national recommended freshwater aquatic life criterion for copper (Aquatic Life Ambient Freshwater Quality Criteria—Copper 2007 Revision).

EPA Releases Meeting Minutes and Final Report from Science Advisory Committee on Chemicals DIDP and DINP Review

EPA released the meeting minutes and final report from the July 30-August 1, 2024 SACC meeting on the draft risk evaluation materials for Di-isodecyl phthalate (DIDP) and Di-isononyl phthalate (DINP).

Water Quality Analysis Simulation Program (WASP)

The Water Quality Analysis Simulation Program (WASP) model helps users interpret and predict water quality responses to natural phenomena and manmade pollution for various pollution management decisions.

Power Profiler

This tool allows users to enter in their zip code and compare their local air emission rates for electricity against the national average, as well as the air emission impact of your electricity use.

Anaerobic Digestion Facilities Processing Food Waste in the U.S. (2022 & 2023)

This page presents summarized results from the EPA’s 2024 survey of anaerobic digestion facilities processing food waste in the United States as part of the EPA’s AD Data Collection Project.

Rapid Benefit Indicators (RBI) Approach

An easy-to-use process for assessing restoration sites using non-monetary benefit indicators.

Automated Geospatial Watershed Assessment (AGWA) Tool

Using basic, easily attainable GIS data, AGWA provides a simple, direct, and repeatable methodology for hydrologic model setup, execution, and visualization. AGWA experiences activity from over 170 countries. It l has been downloaded over 11,000 times.

Clean Water Atlanta: Energizing Green Infrastructure Through City Programming

City ordinance changes in Atlanta have stimulated adoption of green infrastructure and resulted in considerable combined sewer overflow improvement.

Development of saliva-based exposure assays for detecting exposure to waterborne pathogens

Identifying which pathogens we are exposed to can be challenging because many types of pathogens can be found in water and many pathogens have similar symptoms. EPA scientists have developed a simple way to measure human exposure to waterborne pathogens.