Science & Technology
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NHDPlusV1 Tools
A list of tools used in conjuction with NHDPlus version 1.
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NHDPlusV1 Great Basin Data
NHDPlus Version 1 data for the Great Basin vector processing unit.
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NHDPlusV1 California Data
NHDPlus Version 1 data for the California vector processing unit.
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Water Quality Framework FAQ’s
A listing of frequently asked questions for the Water Quality Framework.
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Efficacy Requirements for Antimicrobial Pesticides
Pesticides designed to control microbial pests such as viruses and bacteria must have data proving their ability to kill these pests (known as efficacy). The guidance documents on this page describe current efficacy-related requirements.
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EPA Nitrogen and Phosphorus Pollution Data Access Tool
Describes NPDAT and what data is available on it.
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Table of Available Cycles in the RAD
Table of Available Cycles in the RAD
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SUMMARIES OF WATER POLLUTION REPORTING CATEGORIES
SUMMARIES
OF WATER POLLUTION REPORTING CATEGORIES -
Waterborne Transient Electromagnetics
Waterborne Transient Electromagnetics
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System Change Log for STOrage and RETrieval and Water Quality eXchange
This change log details the status of bugs and issues in the STORET/WQX System. Matters of contention that are resolved are listed as completed, while ongoing issues are listed as open.
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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. -
Downloading Storet Data
Downloading STORET Data Instructions
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Guidance for Efficacy Testing of Antimicrobial Products Against Planktonic Legionella pneumophila in Cooling Tower Water
Pesticides designed to control microbial pests such as viruses and bacteria must have data proving their ability to kill these pests (known as efficacy). The guidance documents on this page describe current efficacy-related requirements.
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EPA Releases Meeting Minutes and Final Report from Science Advisory Committee on Phthalates
EPA released the meeting minutes and final report from the August 4-8, 2025, SACC meeting on materials for the five phthalates that are currently undergoing risk evaluation under TSCA.
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Peer Review for Evaluating Risk from High Priority Phthalates
Information about the EPA's Science Advisory Committee on Chemical's peer review evaluating risk from the Agency's high-priority phthalates.
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Presidential Green Chemistry Challenge: 2014 Greener Reaction Conditions Award
Presidential Green Chemistry Challenge 2014 award winner, QD Vision, Inc., makes higher quality quantum dots -- nanoscale LEDs – using an innovative greener process.
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Presidential Green Chemistry Challenge: 2014 Small Business Award
Presidential Green Chemistry Challenge 2014 award winner, Amyris, engineered yeast to make a chemical called farnesene, which is a building block hydrocarbon that can be converted into a renewable, drop-in replacement for petroleum diesel.
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Lake Superior Environmental Monitoring Collaborative
EPA's Great Lakes National Program Manager has organized meetings about environmental monitoring in Lake Superior.
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Virgin Islands Water and Power Authority- Units 16, 17, 19, and 20
Virgin Islands Water and Power Authority- Units 16, 17, 19, and 20
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EFH Highlights Chapter 1
This report highlights the 2011 edition of the Exposure Factors Handbook, summarizing the latest findings. This is a useful tool for media and those wanting a synopsis of full report.