Laws & Regulations
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Tribal Air Permitting in Region 7
Air permitting in EPA Region 7's 9 Tribal Nations
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EPA Southeast leaders visited Oak Ridge Reservation NPL Site and signed a Record of Decision
EPA News Release: EPA Southeast leaders visited Oak Ridge Reservation NPL Site and signed a Record of Decision
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NPDES Permit for Wind River Energy Commission – Steamboat Butte Fields in Wyoming
Under NPDES permit WY-0033740, the WREC is authorized to discharge from its Steamboat Butte Fields produced water treatment facility in Fremont County, Wyoming, to Lower Mission Pond.
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Wyoming NPDES Permits
NPDES water permits issued by EPA in Wyoming.
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Approved Pathways for Renewable Fuel
Approved pathways for the Renewable Fuel Standard Program, including feedstocks, D-codes, production processes, and approval letters for pathway petitions.
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Certification for Heavy-Duty (HD) Commercial Trucks and Buses and Onroad HD Engines
Steps for certifying an onroad commercial trucks and buses with EPA.
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NPDES Permit for Phoenix Production Company – Sheldon Dome Field #1 in Wyoming
Under NPDES permit WY-0020338, the Eagle Oil and Gas Company is authorized to discharge from its Sheldon Dome Field wastewater treatment facility in Fremont County, Wyoming, to an unnamed ephemeral tributary of Dry Creek, a tributary to the Wind River.
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Compliance Reporting for Light-Duty Passenger Cars and Trucks
Steps for compliance reporting with EPA for onroad passenger vehicles.
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NPDES Permit for Merit Energy Company – Maverick Springs Battery in Wyoming
Under National Pollutant Discharge Elimination System permit number WY-0000779, the Merit Energy Company – Maverick Springs Battery is authorized to discharge from its produced water treatment facility located in Fremont County, Wyoming
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NPDES Permit for Merit Energy Company – Chatterton Battery in Wyoming
Under NPDES draft permit WY-0000922, the Merit Energy Company is authorized to discharge from its Chatterton Battery produced water treatment facility in Fremont County, Wyoming, to Five Mile Creek.
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NPDES Permit for Wind River Energy Commission – Circle Ridge Field in Wyoming
Under NPDES permit WY-0000949, the Wind River Energy Commission is authorized to discharge from its Circle Ridge Field produced water treatment facility in Fremont County, Wyoming, to a tributary to Coal Draw.
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Utah NPDES Permits
NPDES water permits issued in Utah.
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Mercury and Air Toxics Standards
Regulatory history for MATS
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Compliance Reporting for Heavy-Duty Commercial Trucks and Buses and Onroad Heavy-Duty Engines
Steps for compliance reporting with EPA for onroad commercial trucks and buses.
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NPDES Permit for Rosebud Casino and Hotel Wastewater Treatment Facility in South Dakota
Under NPDES permit SD-0034584, Rosebud Hotel and Casino is authorized to discharge from its wastewater treatment facility on the Rosebud Indian Reservation, Todd County, South Dakota to an unnamed tributary to Rock Creek.
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NPDES Permit for Wulf Cattle Depot in South Dakota
Under NPDES permit SD-0034606, the Wulf Cattle Depot is authorized to discharge and must operate their facility in accordance with effluent limitations, monitoring requirements, and other provisions set forth herein.
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NPDES Permit for Dakota Magic Casino and Hotel Wastewater Treatment Facility in North Dakota
Under NPDES permit ND0030813, the the Dakota Magic Casino and Hotel is authorized is authorized to discharge from its wastewater treatment facility in Richland County, North Dakota, to a roadside ditch flowing to an unnamed tributary to the Bois de Sioux.
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NPDES Permit for Sunlight Ranch Company, Little Horn Unit in Montana
Draft permit and statement of basis MT0029424 for a beef cattle feedlot located on the Crow Reservation at the SW ¼ of Section 3, NW 1/4 of Section 10, Township 9 South Range 34 East, Montana Principal Meridian.
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NPDES Permit for Woodcock Home Addition Wastewater Treatment Facility in Montana
Under NPDES permit MT0030554, the Salish and Kootenai Housing Authority is authorized to discharge from its Woodcock Home Addition Wastewater Treatment Facility in Lake County, Montana, to a swale draining to Middle Crow Creek.
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NPDES Permit for Town of Hot Springs Wastewater Treatment Facility in Montana
Under NPDES permit MT0020591, the Town of Hot Springs, Montana, is authorized to discharge from its wastewater treatment facility located in Sanders County, Montana, to a ditch discharging to Hot Springs Creek.