Collections and Lists
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Clean Air Act Permitting in Arizona
CAA permitting in Arizona is the shared responsibility of one state, three county agencies, and EPA. EPA Region 9 is responsible for processing permits on most tribal lands. Navajo Nation and Gila River Indian Community also issue some types of permits.
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Affected States Notifications in EPA's Pacific Southwest
Information about Tribes approved for Treatment as a State (TAS) in EPA's Pacific Southwest (Region 9).
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Games, Quizzes, and Videos about the Environment
Games, quizzes, and other fun stuff for students and educators.
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Clean School Bus Rebates: Program Documents
This is a landing page for past Clean School Bus Rebates and their supporting documents.
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Successful Applicants for Wetland Program Development Grants in Region 9
A list and short description of awarded WPDGs dating back to 2006.
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EPA Build America, Buy America (BABA) Act
Build America Buy America (BABA)
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Build America, Buy America (BABA) Act Resources
Guidance, presentation, and resources related to the Build America, Buy America (BABA) Act.
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Build America, Buy America (BABA) Act EPA Programs
This page provides information specific to each of the programs on applying to Build America Buy America.
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Build America, Buy America (BABA) Withdrawn or Denied EPA Waivers
A listing of BABA waivers that recipients withdraw after public comment or that EPA denies.
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2012 PM National Ambient Air Quality Standards (NAAQS) Nonattainment Actions
Read about the EPA's infrastructure actions for the 2008 Ozone NAAQS. These actions are regarding states' failure to submit SIPs addressing various parts of the standards. Here you can read the federal register notices, fact sheets, and the docket folder.
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Particulate Matter (PM) Nonattainment Area SIP Requirements
Different elements are required to be included in the state implementation plan (SIP) for each criteria pollutant.
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WIPP Dockets
Learn how to access & contact Waste Isolation Pilot Plant (WIPP) docket locations.
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Safer Chemicals Collaborative Agreements and Funding Opportunities
Access information on research funding opportunities, collaborative agreements, and more.
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Federal Agency Hazardous Waste Compliance Docket
List of the Federal Agency Hazardous Waste Compliance Docket Facilities comprised of four lists: National Priorities List (NPL), Non-National Priorities List, Base Realignment and Closure Act (BRAC), and Resource Conservation and Recovery Act (RCRA).
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Urban Waters - The Mystic River Watershed
Information on the efforts of the US EPA, the Commonwealth of Massachusetts, the municipalities within the Mystic River Watershed and nongovernmental organizations to improve the water quality of the Mystic River.
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Consider a SmartWay Vehicle
Learn about SmartWay certified vehicles, the cleanest, most efficient vehicles on the road.
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Iowa - Cleanups
Iowa non NPL Cleanup Sites and documents
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EPA Approved New Jersey Source-Specific Requirements
This section sets forth the applicable State Implementation Plan (SIP) for New Jersey under section 110 of the Clean Air Act, as amended, 42 U.S.C. 7401 et seq., and 40 CFR part 51 to meet National Ambient Air Quality Standards.
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Fiat Chrysler Automobile Diesel Vehicle Violations
Vehicle violations by Fiat Chrysler Automobiles to the Clean Air Act (CAA).
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Violations, Recalls and other Compliance Actions of Vehicles and Engines
This site provides information on vehicle, engine and equipment violations and recalls under Section 207 of the Clean Air Act.