Learn the Issues
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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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EPA Region 6 Polychlorinated Biphenyls
EPA Regional implementations and regulations for the processing, distribution, use, cleanup, storage and disposal of PCBs under the Toxic Substances Control Act (TSCA).
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Public Notice United States Environmental Protection Agency Region 6, Dallas, Texas Re-Authorization Approval for Storage and Disposal Of Polychlorinated Biphenyls (PCBs) At Waste Control Specialists (WCS), Andrews County, Texas
he United States Environmental Protection Agency (EPA) Region 6 office in Dallas, Texas, proposes to grant re-authorization approval to Waste Control Specialists (WCS), located at approximately 30 miles west of Andrews, Texas.
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Iowa - Cleanups
Iowa non NPL Cleanup Sites and documents
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Volunteer Monitoring Presentations and Recordings
Past presentations given for the Volunteer Monitoring Workgroup.
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Volunteer Monitoring Workgroup
This page is meant for the NWQMC Volunteer Monitoring Workgroup materials
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Decommissioning of Former Exide Battery Recycling Facility, Vernon, California
This webpage is no longer being actively updated. It details previous work done at the former Exide facility. For information about EPA’s work under Superfund, please visit: https://www.epa.gov/superfund/exide.
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Desotec US LLC (Formerly Evoqua Water Technologies LLC): Related Documents
RCRA Permit Application, Draft Permit, Risk Assessment and Trial Burn Documents, and Fact Sheets for the Desotec US LLC (Formerly Evoqua Water Technologies LLC) carbon regeneration facility located on the Colorado River Indian Tribes (CRIT) reservation.
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Desotec US LLC (Formerly Evoqua Water Technologies LLC): About the Final Permit
Information about the proposed RCRA permit for the Desotec US LLC (Formerly Evoqua Water Technologies LLC) carbon regeneration facility located on the Colorado River Indian Tribes (CRIT) reservation near Parker, Arizona.
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AZD982441263: Desotec US LLC (Formerly Evoqua Water Technologies LLC) Facility Inspection Reports and Enforcement Actions
Enforcement action and facility inspection reports for the Desotec US LLC (Formerly Evoqua Water Technologies LLC) carbon regeneration facility located on the Colorado River Indian Tribes (CRIT) reservation near Parker, Arizona.
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RCRA 3008(h)-09-2021-001: Nammo Defense Systems Facility, Mesa, AZ
Information about the Nammo Defense Systems munitions manufacturing facility in Mesa, Arizona.
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Desotec US LLC (Formerly Evoqua Water Technologies LLC), Parker, AZ
Information about the Desotec US LLC (Formerly Evoqua Water Technologies LLC) carbon regeneration facility located on the Colorado River Indian Tribes (CRIT) reservation near Parker, Arizona.
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Instalación de Nammo Defense Systems, Mesa, Arizona
Información sobre las instalaciones de fabricación de municiones de Nammo Defense Systems en Mesa, Arizona.
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EPA in Arizona
Portal for news and information about EPA's efforts and environmental conditions in Arizona.
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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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How Can I Incorporate Local Data Into My MOVES-Nonroad Run?
See More Frequent Questions about MOVES and Related Models. We recommend not modifying the internal tables of the MOVES-Nonroad model to incorporate local data, as this can lead to unintended consequences. Instead, you can apply local activity and population data by: Executing a nonroad run in Inventory mode for the…
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If I certify a nonroad flexible-fuel engine under 40 CFR Part 1054, are owners and operators prohibited from using gasoline-ethanol blended fuels containing greater than 10 volume percent ethanol under 80.1504(a)(1) in my nonroad flexible-fuel engine?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. No, owners and operators of nonroad engines, vehicles, and equipment where the nonroad engine is certified under 40 CFR Part 1054 as a flexible-fuel engine are not prohibited from using gasoline-ethanol blended fuels containing greater than 10 volume percent…
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Can a refiner or importer use gasoline sulfur test methods other than ASTM D 2622-98, especially for sulfur levels of 10 ppm and less?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. The rule designates ASTM D 2622 as the benchmark test method by which compliance will be determined, and that is the test that the Agency typically will use in establishing compliance. However, the rule does permit alternative test methods…
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Must a refinery that produces both California gasoline and federal RFG designate each batch produced as either federal RFG or California gasoline, and maintain segregation of both products, even though the gasoline meets the requirements of both programs?
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. Section 80.375(c) requires that each batch of California gasoline be designated as such by the refiner or importer, and that California gasoline be segregated from gasoline that is not California gasoline at all points in the distribution system. The…
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Truckers may obtain both premium gasoline and regular gasoline from a terminal in order to supply a retail outlet with midgrade gasoline. In such cases, if a truck obtains a load of gasoline from a terminal that consists of a mixture of gasoline from a te
See More Frequent Questions about Fuels Registration, Reporting, and Compliance Help. The regulation specifically exempts gasoline in trucks from the testing requirement for S-RGAS, and instead allows truckers to rely on the test result of the terminal supplying the truck carrier. See § 80.210(d)(4). Where a tanker truck receives a…