Science & Technology
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Compliance Reporting for Snowmobiles
Steps for compliance reporting with EPA for snowmobiles.
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Locomotives (Remanufacture System): Family Naming Conventions
Shows how to create Positions 5-12 of your Engine Family name for Locomotives (remanufacture system).
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Heavy-Duty Highway Trailers: Family Naming Conventions
How to create Positions 5-12 of your Engine Family name for Heavy-Duty Highway Trailers.
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Production Line Testing Template for Marine Spark-Ignition (SI) Engine
Use this template to report for marine spark-ignition engines.
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Battery Collection in Action Case Study: Leading the Charge: Marion County's Battery Collection and Recycling Program
Learn the type of management tools you can use for assessment is sustainable electronics.
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Guidance for Using Incident Data in Evaluating Listed and Non-listed Species under Registration Review
How to conduct a search for incident reports; where to include incident information. Type of information to include: in problem formulation - focuses on providing a summary of incidents; in risk assessments - a complete analysis is performed.
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TMDLs at Work: Deer Creek Reservoir
The documents detail the Deer Creek Reservoir TMDL at work.
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About the Deputy Associate Administrator for Management
Tim Watkins serves as the Deputy Associate Administrator for Management (DAA-M) in OASES.
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About the Deputy Associate Administrator for Science
Biography of Maureen Gwinn, Ph.D., EPA's Deputy Associate Administrator for Science in the Office of Applied Science and Environmental Solutions. It focuses on her professional and educational background.
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Freshwater Biological Traits Database (Traits)
The traits database was compiled for a project on climate change effects on river and stream ecosystems. The traits data, gathered from multiple sources, focused on information published or otherwise well-documented by trustworthy sources.
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Ecosystem Services Community Case Study & Structured Decision Making StoryMaps
These StoryMaps showcase real-world examples of U.S. communities that have applied ecosystem services and structured decision making (SDM) concepts to address community resilience issues.
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Environmental Geophysics: Tools
This overview page describes the Env. Geophysics web site and its offerings
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About Environmental Geophysics
This overview page describes the Env. Geophysics web site and its offerings
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Geophysical Methods
The geophysical methods: surface, borehole, and marine. with links to properties, inversion, terms, and references
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Research on Emissions from U.S. Reservoirs
EPA scientists are collaborating with researchers at the U.S. Geological Survey and U.S. Department of Energy to measure methane and carbon dioxide emissions from 108 U.S. reservoirs during a four-year survey taking place from 2020 through 2023: SuRGE
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Water Quality Standards Handbook
The Water Quality Standards Handbook is a compilation of EPA's water quality standards (WQS) program guidance including recommendations for states, authorized Tribes, and territories in reviewing, revising, and implementing WQS.
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Tribal Identifier Data Standard
Information about the EPA Tribal Identifier data standard and Tribes Services
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EPA Maps of Radon Zones and Supporting Documents by State
Access to individual EPA state map of radon zones and document for each state that provides background information concerning the development of the Map of Radon Zones.
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What is Upper-Room Ultraviolet Germicidal Irradiation (UVGI)? What is HVAC UVGI? Can either be used to disinfect the air and help protect myself from COVID?
A professionally designed system of ultraviolet germicidal irradiation (UVGI) that is well installed and maintained can effectively kill the virus that causes COVID-19 and help protect people from the disease indoors. Typically, UVGI systems are installed near a room ceiling (upper-room UVGI) or inside the HVAC system of a building…
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Summary of Arizona's Water Reuse Guideline or Regulation for Direct Potable Water Reuse
Arizona (State Regulation) | Source water: Treated municipal wastewater | End use: Agriculture