Science & Technology
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Antimicrobial Testing Methods & Procedures Developed by EPA's Microbiology Laboratory
We develop antimicrobial testing methods and standard operating procedures to measure the effectiveness of hard surface disinfectants against a variety of microorganisms. Find methods and procedures for antimicrobial testing.
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South Platte Urban Waters Federal Partnership Members
South Platte Urban Waters Federal Partnership Workplan
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USGS Background Soil-Lead Survey: State Data
Learn about how the U.S. Geological Survey collected soil samples at over 4,800 sites to delineate nationwide patterns and variations in surface soil lead content. View the National Interactive Map to access Soil-Lead Survey results by state.
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Provide Public Comments and Attend Meetings to Protect Water Quality
ACT: Provide Public Comments and Attend Meetings
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Soil Bioavailability at Superfund Sites
Learn about how EPA is incorporating relative bioavailability information for human exposures at Superfund sites exposed to soil contaminants via oral pathway.
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Site Evaluation for Dioxin at Superfund Sites
Learn about site evaluation of dioxin, including sampling and analytical methods for dioxin, at Superfund sites.
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Remedy Selection at Superfund Dioxin Sites
Learn about remedy selection at dioxin-contaminated Superfund sites.
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National Rivers and Streams Assessment 2008-2009 Technical Report
PDF of the NRSA 2008-2009 technical report
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National Rivers and Streams Assessment 2013-2014 Technical Support Document
PDF of the NRSA 2013-2014 technical support document
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Process for Developing Dioxin Cleanup Decisions at Superfund Sites
Access guidance about cleanup work at Superfund sites with dioxin contamination.
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Off-Site Rule Fact Sheet
Learn about the Off-Site Rule, what actions are affected, what wastes are affected, who is affected, and who to contact for more information.
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Reaeration Measurement by Diffusion Dome
Field Branches Quality System and Technical Procedures
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Field Sampling and Measurement Procedures and Procedure Validation
Field Branches Quality System and Technical Procedures
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Project Planning
Field Branches Quality System and Technical Procedures
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Interim Guidance on the Destruction and Disposal of PFAS and Materials Containing PFAS
Learn how to read and comment on EPA's interim guidance on the destruction and disposal of PFAS and PFAS-containing materials from non-consumer products, such as aqueous film-forming foam, which was available for public comment until February 22, 2021.
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Presidential Green Chemistry Challenge: 1996 Small Business Award
Presidential Green Chemistry Challenge 1996 award winner, Donlar, developed thermal polyaspartate, a nontoxic, biodegradable, biobased polymer made in a highly efficient process for use in agriculture, water treatment, etc.
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STOrage and RETrieval Web Services Consumption User Guide Version 2.1.8
This document provides a description of the STORET Web Services and an introduction to consuming
STORET Web Services from other applications. -
HAWQS (Hydrologic and Water Quality System)
A water quantity and quality modeling system to evaluate the impacts of management alternatives, pollution control scenarios, and climate change scenarios on the quantity and quality of water at a national scale.
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Cornell Mixing Zone Expert System
This page provides an overview Cornell Mixing Zone Expert System water quality modeling and decision support system designed for environmental impact assessment of mixing zones resulting from wastewater discharge from point sources
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Downloading Storet Data
Downloading STORET Data Instructions