Data and Tools
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Drinking Water Performance and Results Report
The Government Performance and Results Act (GPRA) tool provides detail information about inventory and violation data.
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Environmental Education: Where Does Your Water Come From?
This document contains instructions for a taste test will illustrate the differences between groundwater and surface water, highlight some of the common contaminants in natural water and encourage student thought on the sources of drinking water.
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Environmental Education: Non-point Source Pollution
This activity is designed to demonstrate to students what an average storm drain collects during a rainfall event and how the water from storm drains can impact the water quality and aquatic environments of local streams, rivers, and bays.
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Decision Making, A Mock Town Meeting on a Proposed Tank Farm
A class lesson on discussing a proposed tank farm.
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Thirstin's Water Cycle Adventure
A graphical representation of the water cycle with labels.
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Matching Game: How Much Water?
A matching game using water usage fun facts for grades 4-8.
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Contact Us About the Quality Program
The contact us form for the EPA Quality Program regarding quality management activities for all environmental data collection and environmental technology programs performed by or for the Agency and the EPA Information Quality Guidelines.
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Manufacturer-Run In-Use Testing Program Data for Light-Duty Vehicles, Light-Duty Trucks, and Heavy-Duty Vehicles Class 2b and 3
This page provides data from the manufacturer-run in-use emissions verification testing program (IUVP) and in-use confirmatory testing program (IUCP).
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Information about the On-Site EPA Inspections Map
information on data and use of the Enforcement Case Map
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Information about the Enforcement Case Map
information on data and use of the Enforcement Case Map
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MOU between the USGS and EPA
MOU between USGS and EPA for he Water Quality Portal
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RadNet Query Builder Search User Guide
RadNet is a national network monitoring stations that regularly samples the nation's air, precipitation, drinking water, or pasteurized milk for a variety of radionuclides and radiation types.
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Basics of Climate Change
The earth's climate is changing. Multiple lines of evidence show changes in our weather, oceans, ecosystems, and more. The buildup of greenhouse gases in our atmosphere and the warming of the planet are responsible for changes.
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PFAS Analytical Methods Development and Sampling Research
Provides links and resources for PFAS analytical methods and sampling.
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America's Children and the Environment Data Tables
America's Children and the Environment Data Tables
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EPA PMF Problems & Suggestions
EPA PMF problems and suggestions form.
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Geospatial Data Sources for MARPLOT
Sources of geospatial data for MARPLOT
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Computational Toxicology and Exposure APIs: Clients
Client API packages have been developed to support access to the Computational Toxicology and Exposure APIs (CTX APIs)
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Designation and NAAQS Information Related to PM-2.5 (2012 Standard)
Designation and NAAQS Information Related to PM-2.5 (2012 Standard)
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Designation and NAAQS Information Related to PM-2.5 (2006 Standard)
Designation and NAAQS Information Related to PM-2.5 (2006 Standard)