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Science & Technology

Acid Rain

The causes of acid rain, how acid rain affects our environment and our health, and what regulatory actions have been put in place to reduce the pollutants that cause acid rain.
Ambient Monitoring Technology Information Center (AMTIC)

This site contains information on ambient air quality monitoring programs, monitoring methods, quality assurance and control procedures, and federal regulations related to ambient air quality monitoring.
2018 Emissions Modeling Platform Technical Support Document

This document describes how the emission inventories were prepared for air quality modeling by the U.S. Environmental Protection Agency (EPA) for criteria air pollutants to represent the year of 2018
2018v2 Emissions Modeling Platform Technical Support Document

This document describes how the emission inventories were prepared for air quality modeling by the U.S. Environmental Protection Agency (EPA) for criteria air pollutants to represent the year of 2018
2018v1 Emissions Modeling Platform

Modeling files and documentation from the 2018 Emissions Modeling Platform
[REDACTED] ANALYTICAL DATA, APRIL 2013 SAMPLING, SDG NO. 680-89791-2.

Region ID : 04, DocID: 10944075 , DocDate: 2013-04-01
2019 NEI Technical Support Documentation

This is the page for the technical support document for the 2019 NEI point source category
Sector-Specific EPA Oversight in the Chesapeake Bay Watershed

This page describes EPA's periodic reviews of state programs as part of its oversight responsibilities under the Clean Water Act.
RPS Goals and Benefits

This page describes EPA involvement for recovery potential screeinng
RPS Methods: Screening Process to Compare and Prioritize Subwatersheds

This page describes recovery potential screening methodology
WSIO Tool

WSIO tool overview
Social Indicators

This page gives the Social Indicators of recovery potential screening
Ecological Indicators

This page gives the Ecological Indicators of recovery potential screening
Stressor Indicators

This page gives the Stressor Indicators of recovery potential screening
RPS Indicators

This page describes all the recovery potential screening indicators.
National Rivers and Streams Assessment 2008-2009 Results

Results from the 2008-2009 National Rivers and Streams Assessment
Step 1: Define Screening Objective

This page describes step 1 of recovery potential screening methodology
Step 4: Run Screening to Calculate Index Scores

This page describes step 4 of recovery potential screening methodology
Web RPS Tool

Overview of the web based RPS tool
Step 6: Revise and Rerun Screening (Optional)

This page describes step 6 of recovery potential screening methodology

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