Data and Tools
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FRS Description
FRS summaries and technical documentation. Description of FRS including the data standards of FRS and how to connect.
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FRS API
FRS exposes several REST services that allows developers to utilize a live feed of data from the FRS database. This web page is intended for a technical audience and describes the content and purpose of each service available.
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Procedures for the Recovery of Legionella from the Environment
This protocol describes procedures for preparation of aerosol samples for analysis of Legionella pneumophila.
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CompTox Chemicals Dashboard: Latest News
This page shows latest news regarding the CompTox Chemicals Dashboard.
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NAAS Account Setup for FRS API
NAAS account setup to get access to the FRS API
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State and Tribal Wetland Program Plans
Information about Wetland Program Plans (WPPs) developed and implemented by state agencies and tribes.
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Self-Potential (SP)
self-potential surface geophysical method
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Dimensions and Metrics Used in GA4
Dimensions are descriptive attributes, the items being measured, and metrics are the numerical values that provide data about those dimensions. See a list of all dimensions and metrics, and a shorter table of those you will most commonly use in GA reports.
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Google Analytics 4 : Data and Structure
How google analytics works using page tagging instead of log file analysis.
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Microplastics Webinar Archive
This webinar, recorded on August 20, 2025, focused on microplastics, including microplastics research at EPA and microplastics resources developed by the Interstate Technology & Regulatory Council.
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FRS REST Services
Documents FRS REST Services (get facilities, get facilities watershed boundary, and get 111th congressional identifier)
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GIS Applications
This page describes the Agency applications that utilize locational information from the FRS Geospatial Reference Tables.
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FRS Program Data Submission Statistics
A number of EPA program offices provide information to FRS on a regular basis
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Clean Water Act Approved Jurisdictional Determinations
Database of information on approved jurisdictional determinations (JDs) made by the U.S. Army Corps of Engineers (Corps) and the U.S. Environmental Protection Agency (EPA) under the Clean Water Act since August 28, 2015.
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Real Time Geospatial (RETIGO) Tutorials
Real Time Geospatial Data Viewer Allows users to view their mobile monitored air quality data
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ECM for Nitrapyrin & Degradate 6-CPA in Water - MRID 52085702
Environmental Chemistry Methods for Nitrapyrin & Degradate 6-CPA in Water - MRID 52085702.
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Local Renewable Energy: Biomass/Biogas
Local Renewable Energy: Biomass/Biogas
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Draft API Strategy
Overview of EPA's Draft API Strategy
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Analysis of the Cross-State Air Pollution Rule Update
IPM analyses of the proposed Cross-State Air Pollution Update Rule.