New Mexico
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New Mexico SIP: Bernalillo County Part 102: Oxygenated Fuels
New Mexico SIP: Bernalillo County Part 102
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Navajo Nation National Pollutant Discharge Elimination System (NPDES) Permits
EPA’s Pacific Southwest (Region 9) issues all NPDES permits on Navajo Nation tribal lands.
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Contracting With EPA for Abandoned Uranium Mine Cleanup Work
Learn about contract opportunities with EPA and resources for abandoned uranium mine (AUM) cleanup work on Navajo Nation
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Navajo Nation Abandoned Uranium Mines: Legal Documents and Settlements
Legal documents and settlements related to Navajo Nation Abandoned Uranium Mines.
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Navajo Nation Abandoned Uranium Mines Screening Assessment Report and Atlas with Geospatial Data
This Navajo Nation AUM Screening Assessment Report and the accompanying Atlas with Geospatial Data documents NAUM project data collection and screening results for all known AUMs on the Navajo Nation.
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Ruby #1 and Ruby #3 Abandoned Uranium Mines
Information about the progress of EPA's cleanup at Ruby Mines #1-4, including health impacts, major enforcement and removal milestones, and community actions.
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Northeast Church Rock Abandoned Uranium Mine
Northeast Church Rock Mine, a former uranium mine 17 miles northeast of Gallup, NM in the Pinedale Chapter of the Navajo Nation. EPA is working with NNEPA to oversee cleanup work by United Nuclear Corporation, a company owned by General Electric (GE).
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Mariano Lake Abandoned Uranium Mine
Mariano Lake Mine is located in the Mariano Lake Chapter of the Navajo Nation, approximately 25 miles east of Gallup, N.M in McKinley County. EPA is working with Navajo Nation Environmental Protection Agency (NNEPA) to oversee cleanup work by Chevron U.S.A
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Mac and Black Jack Abandoned Uranium Mines
The Mac and Black Jack Mines are a set of four mines. U.S. EPA is working with the Navajo Nation Environmental Protection Agency (NNEPA) to oversee investigation and cleanup work being done by Homestake Mining Company (HMC).
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Cyprus Amax and Western Nuclear Abandoned Uranium Mines
Cyprus Amax and Western Nuclear mines operated from the 1940s to 1985. In 2017 the United States entered into a historic settlement with Cyprus Amax and Western Nuclear Inc. for cleanup of 94 mines on the Navajo Nation.
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New Mexico SIP: Bernalillo County Part 39, Permit Waivers and Air Quality Notifications for Certain Sources, SIP effective February 18, 2020 (NMd81)
New Mexico SIP: Bernalillo County Part 40
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Contact Us about Tribal Programs in the Pacific Southwest
Contact information and form for Tribal Programs in EPA's Pacific Southwest (Region 9).
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Navajo Nation Abandoned Uranium Mines: Site Screen Reports
Navajo Nation Abandoned Uranium Mines Site Screen Reports.
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Quivira Mines Technical Reports
Technical documents related to Tronox NE Churchrock Quivira Mines. EPA ID: NNSFN0905492.
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Navajo Nation Abandoned Uranium Mines ASPECT Aerial Survey
Results from the ASPECT aerial radiological & photo surveys of the Navajo Nation Abandoned Uranium Mine region. These documents will help EPA's efforts to characterize the level and extent of radiation at and around abandoned uranium mines (AUM).
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Navajo Nation Abandoned Uranium Mines Cleanup
This site provides information about the progress of EPA's cleanup of abandoned uranium mines on the Navajo Nation, including health impacts, major enforcement and removal milestones, and community actions.
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Haystack #1 Abandoned Uranium Mine
Information and updates about the Haystack #1 Abandoned Mine in Navajo Nation's Eastern Abandoned Uranium Mine district.
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Eastern Abandoned Uranium Mine Region
Information about the progress of EPA's cleanup in The Eastern AUM Region, which includes 101 mines roughly in the area between Gallup and the eastern edge of the Navajo Nation.
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Public Notice: Draft Title V Federal Operating Permit Renewal, El Paso Natural Gas Company (EPNG) LLC., Laguna Compressor Station, Permit No. R6FOP-NM-04-R3-2026
The US EPA provides notice of and requests public comments on the Draft renewal CAA title V federal operating permit proposed for the EPNG Laguna Compressor Station.
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New Mexico SIP: Bernalillo County Part 65: Volatile Organic Compounds
New Mexico SIP: Bernalillo County Part 65