Data and Tools
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EPA Method 300.1, Revision 1.0: Determination of Inorganic Anions in Drinking Water by Ion Chromatography
SAM lists this method for preparation and analysis of water samples for fluoride and fluorosilicic acid and analysis of prepared solid and water samples for sodium azide, using ion chromatography.
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Revised Total Coliform Rule Lab Sampling Form
This form should be completed when a water system collects any required Revised Total Coliform Rule (RTCR) samples. It should also be used when collecting “Special” non-compliance samples for the RTCR.
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Nitrate Rule - Maximum Contaminant Level (MCL) – Public Notification Template
Tier 1 PN Templates for Community and Non-transient Non-community Water Systems to be used when a PWS exceeds the MCL for Nitrate contamination.
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Public Notification - Total Trihalomethanes (TTHM) and Haloacetic Acids (HAA5) MCL Template
When a PWS exceedes the MCL for both TTHM and HAA5 it must issue a public notice to inform the consumers of the exceedance. This template can be used as a guide to prepare that public notice.
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Test 2025 - Radiological Decontamination Query Tool - Urban Wide-Area Decon - Search Results
Radiological Decontamination Query Tool - Urban Wide-Area Decon Search Results
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PRIA Biopesticide Biochemical/Microbial New Use Registration
PRIA 3 fee determination decision tree
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MRDL Form 3 - Quarterly Report for Daily and Monthly Chlorine Dioxide
Quarterly Reporting Form for Daily and Monthly Chlorine Dioxide residuals
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Using Quality Program Standards for Environmental Information
The Agency uses the American National Standard ASQ/ANSI E4-2014, Specifications and Guidelines for Quality Systems for Environmental Data Collection and Environmental Technology Programs
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Site Characterization and Monitoring Technical Support Center (SCMTSC)
The Site Characterization and Monitoring Technical Support Center (SCMTSC) provides technical assistance to regional programs on complex hazardous waste site characterization issues.
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Collaborative Agreements for Computational Toxicology Research
The Computational Toxicology Research Program is a part of EPA's Office of Research and Development (ORD). Located in Research Triangle Park, North Carolina.
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EPA's Technical Support Centers
List of ORD's Technical Support Centers, which offer scientific and engineering expertise to contaminated site decision makers within EPA, including remedial project managers and on-scene coordinators. Regional Offices network with the states and tribes.
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Quality Assurance/Quality Control Guidance for Laboratories Performing PCR Analyses on Environmental Samples
This document is to inform users of proper QC checks during site characterization using real time PCR.
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In-page Navigation
In-page navigation allows navigation to specific sections on a lengthy content page.
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U.S. EPA Method 3051A: Microwave Assisted Acid Digestion of Sediments, Sludges, and Oils
SAM lists this method for preparation of solid samples to be analyzed for arsenic, osmium, thallium, titanium and vanadium.
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EPA Method EMSL-33: Isotopic Determination of Plutonium, Uranium, and Thorium in Water, Soil, Air, and Biological Tissue
SAM lists this method for the analysis of plutonium in drinking water by alpha spectrometry.
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GHGRP 2021: Minerals
Overview and data highlights of 2021 minerals sector emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.
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GHGRP 2021: Refineries
Overview and data highlights of 2021 refineries emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.
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GHGRP 2021: Chemicals
Overview and data highlights of 2021 chemical manufacturing emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.
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GHGRP 2021: Petroleum and Natural Gas Systems
Overview and data highlights of 2021 petroleum and natural gas systems emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.
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GHGRP 2021: Electronics Manufacturing
Overview and data highlights of 2021 electronics manufacturing sector emissions of greenhouse gases in EPA's Greenhouse Gas Reporting Program.