Science & Technology
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The GreenChill Store Certification Program: An Overview for Prospective Stores
An Overview for Prospective Stores to join the GreenChill Program
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Technical Elements of EPA’s Healthy Watersheds Program
This page describes The Healthy Watersheds Program Conceptual Framework
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Bioassessment and Biocriteria Program Status for Alabama: Streams and Wadeable Rivers
Biocriteria Program Status of Alabama
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West Africa Drinking Water Laboratory Capacity Program: Quality Assurance Manual
This Laboratory Quality Assurance Manual documents the Quality Assurance Programme and activities in Ghana Water Company Limited. This manual was one of the outcomes from the West Africa Drinking Water Laboratory Capacity Program,
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RPS Indicator Database
Links to download RPS indicator data spreadsheets by Regions and Geodatabase.
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SAM 2022 Chemical Sample Prep Method Summary
Selected Analytical Methods.
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EPA to Provide Nearly $1 Million to Mid-Atlantic States to Protect Beachgoers from Bacteria
EPA News Release: EPA to Provide Nearly $1 Million to Mid-Atlantic States to Protect Beachgoers from Bacteria
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EPA Request for Correction 12004 - Exhibit D: Worksheet
EPA Request for Correction 12004 - Exhibit D: Worksheet
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EPA Request for Correction 12004 (Exhibit C)
EPA Request for Correction 12004 (Exhibit C)
National Cost Implications of a Potential Perchlorate Regulation
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EPA Request for Correction 12004 (Exhibit B)
EPA Request for Correction 12004 (Exhibit B) (49pp) 10/8/2009
Comments in Response to the EPA Notice: EPA Drinking Water: Perchlorate Supplemental Request for Comments
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EPA Request for Correction 12004 (Exhibit H)
EPA Request for Correction 12004 (Exhibit H)
City of Henderson: Water Quality Report 2008 -
Request for Reconsideration of Information Quality Act Request for Correction Regarding "Drinking Water: Regulatory Determination on Perchlorate" (RFC 12004)
Claims that the evidence used by the EPA to support its decision on RFC 12004 was not objective within the meaning of the Information Quality Act (IQA)
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EPA response to RFR 19002A - Greenhouse Gas Endangerment appeal: issued 06/22/2022
EPA’s response to the Request for Reconsideration (RFR 19002A) received on March 11, 2022, regarding the 2009 Endangerment Finding for Greenhouse Gases Under Section 202(a) of the Clean Air Act.
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Letter to the Information Quality Guidelines Staff, Request for Correction Regarding Drinking Water: Regulatory Determination on Perchlorate
Request for Correction: “Drinking Water: Regulatory Determination on Perchlorate
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Sample Collection Procedures and Strategies
Individuals responsible for collecting environmental and building material samples following a contamination incident, can use these procedures to plan for and/or collect samples for analysis using the analytical methods listed in EPA's SAM
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What EPA is Doing for Healthy Watersheds
This page informs user about the action and steps that EPA is doing for Healthy Watersheds.
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Healthy Watersheds Program Reports and Publications
This page consist of all programatic doucmnets for Healthy Watershed
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Advancing Watershed Protection Through Land Conservation
Webpage to provide resources and updates about land protection in the Healthy Watersheds Program.
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Draft Phase III Evaluations
Detailed evaluations for the Bay Jurisdictions
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Final EPA Evaluation of 2014-2015 Milestone Progress and 2016-2017 Milestone Commitments in the Chesapeake Bay Watershed
This page provides PDFs of the final EPA evaluation of 2014-2015 milestone progress and 2015-2016 milestone commitments.