Data and Tools
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The National Aquatic Resource Surveys (NARS)
The National Aquatic Resource Surveys (NARS) are statistical surveys designed to assess the status of and changes in quality of the nation’s coastal waters, lakes and reservoirs, rivers and streams, and wetlands.
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HYSPLIT Trajectory Endpoint Data
HYSPLIT Trajectory Endpoint Data
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FY 2026 Budget
FY 2026 Budget in Brief and Congressional Justification
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National Recommended Water Quality Criteria - Organoleptic Effects
These criteria are based on organoleptic (taste and odor) effects. Because of variations in chemical nomenclature systems, this listing of pollutants does not duplicate the listing in Appendix A of 40 CFR Part 423.
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Basic Steps to Using the Energy Savings Plus Health Guidelines
he Energy Savings Plus Health Guide equips school districts to integrate indoor air quality protections into school energy efficiency retrofits and other building upgrade projects. This document describes steps to using the Energy Savings Plus Health guide
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Resilient Strategies Guide for Water Utilities
Resilient Strategies Guide, from EPA's Creating Resilient Water Utilities (CRWU), provides information on strategies that address the long-term security at water and wastewater utilities planning to limit consequences from natural hazards
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Clinton River AOC Boundary Map
This page presents various boundary maps of the Clinton River AOC.
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Sterigenics Willowbrook Facility Quality Assurance Project Plan and Sampling Plan
qapp, willowbrook, sterigenics
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Webinar: Insights from the Experts: IAQ Preventive Maintenance Today for Healthy Green Cleaning Tomorrow
View the Oct. 30, 2019, webinar, "Insights from the Experts: Managing Asthma in Schools with IAQ Preventive Maintenance" in the Indoor Air Quality (IAQ) Knowledge-to-Action Professional Training Webinar Series.
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Water Decontamination Frequently Asked Questions for Customers
This web-page is aimed at answering basic questions the public may have about water decontamination, how they fit into the equation, and things they should be aware of during a water contamination incident.
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The WaterSense Current: Winter 2019
Learn More
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Heating, Ventilation and Air-Conditioning Systems, Part of Indoor Air Quality Design Tools for Schools
The main purposes of a Heating, Ventilation, and Air-Conditioning system are to help maintain good indoor air quality through adequate ventilation with filtration and provide thermal comfort. HVAC systems are among the largest energy consumers in schools.
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AP 42, Fifth Edition, Volume I Chapter 7: Liquid Storage Tanks
AP 42, Fifth Edition, Volume I Chapter 7: Liquid Storage Tanks
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Toolkit of Resources to Assist States with Adopting and Implementing Numeric Nutrient Criteria
A toolkit that provides resources to facilitate state adoption of numeric nutrient criteria, helping to combat nitrogen and phosphorous pollution problems in the US.
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SmartWay Shipper Partner Tools and Resources
If you are already a registered Smartway Partner, check these Shipper resources and tools which will help you maintain your good standing as a Smartway partner.
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SmartWay Partner Key Information
If you are alrady a registered Smartway Partner, check this key information.
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COBRA Revision History
Learn about enhancements and revisions made to COBRA.
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Drinking Water Mapping Application to Protect Source Waters (DWMAPS) Data Layers
Describes and provides links to the Drinking Water Mapping Application to Protect Source Waters
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Updates to Environmental Sampling and Analytical Methods (ESAM) Program
View information on the latest updates to methods included in EPA's Selected Analytical Methods for Environmental Remediation and Recovery (SAM), including the newest recommended methods and publications.
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Artificial Intelligence in Disaster Preparedness, Response, and Recovery Webinar Archive
This EPA Tools & Resources Webinar showcases real-world applications of artificial intelligence and its future potential in disaster preparedness and recovery.