Science & Technology

South Florida Ecosystem Assessment: Everglades Water Management, Soil Loss, Eutrophication and Habitat - EPA 904-R-00-003, September 2000

Documents 1993 to 1996 baseline conditions in the Everglades and Big Cypress prior to ecosystem restoration efforts.

Hydrocarbon Spill Screening Model (HSSM) en Español

HSSM simula el flujo de la fase LNAPL (líquidos livianos en fase no acuosa) y el transporte de un componente químico por estos líquidos desde la superficie hasta las napas freáticas.

Structured Decision Making: Increasing Community Resilience

This Structured Decision Making StoryMap explains the six-step SDM process and provides guidance for its use. Each section of the StoryMap provides details about a different step of the SDM process, supported by case study examples from across the U.S.

Community Case Studies: Practical Applications of Ecosystem Services and Structured Decision Making

Community Case Studies: Practical Applications of Ecosystem Services and Structured Decision Making tells the story of communities across the U.S. that have worked with EPA to address diverse community challenges using SDM concepts. This StoryMap uses maps

Risk Evaluation for Cyclic Aliphatic Bromide Cluster (HBCD)

EPA's existing chemicals programs address pollution prevention, risk assessment, hazard and exposure assessment and/or characterization, and risk management for chemicals substances in commercial use.

Virus Fate and Transport (Virulo) Model

This is a probabilistic screening model for predicting leaching of viruses in unsaturated soils.

Frequent Questions About EPA's Mercury Lamp Drum-Top Crusher Study

Frequent Questions such as "Why did we do the Mercury Lamp Drum-Top Crusher Study?", "Should drum-top crushers (DTCs) be used in the management of fluorescent lamps?", "Are drum-top crushers (DTCs) safe to use?"

Photos of the 2016 Friends of P3 Awards

Photos of the 2016 Friends of P3 Award Ceremony

National EPA-Tribal Science Council Presentation

U.S. EPA/STAR Tribal Progress Review

Viral Pathogen and Surrogate Approaches for Assessing Treatment RFA

Documents regarding Viral Pathogen and Surrogate Approaches for Assessing Treatment Performance in Water Reuse

Photos of the 2016 National Expo

Capture Zone Analytic Element Model (CZAEM)

CZAEM is a single-layer model for simulating steady flow in homogeneous aquifers using the Analytic Element Method. CZAEM generates output on ground water capture zones and residence times.

Next Steps for Request for Reconsideration, September 23, 2019

Next Steps for Request for Reconsideration, September 23, 2019 .

e-Manifest Demonstration Videos

Demonstration videos on how to use the e-Manifest system

Non-aqueous Phase Liquid (NAPL) Simulator

NAPL Simulator conducts a simulation of the contamination of soils and aquifers that results from the release of organic liquids commonly referred to as nonaqueous-phase liquids.

How to Test for PCBs and Characterize Suspect Materials

Explains how to test for PCBs and characterize suspect materials

Peer Review of the Draft TSCA Systematic Review Protocol

TSCA SACC Meeting

Peer Review of EPA’s 2023 Draft Supplement to the 1,4-Dioxane Risk Evaluation

Presidential Green Chemistry Challenge: 2001 Greener Reaction Conditions Award

Presidential Green Chemistry Challenge 2001 award winner, Novozymes North America, developed BioPreparation, an enzyme technology to separate natural waxes, oils, and contaminants from cotton before it is made into fabric.

Pollinator Risk Assessment: an International Workshop

This 2011 Society of Environmental Toxicology and Chemistry (SETAC) workshop brought together statisticians, bee biologists, modelers, beekeepers, risk assessors and risk managers to develop exposure measurement methods and identify pesticide effects.