Subpart W Rulemaking Activity: Enforcement

The documents below are EPA requests (with responses as they are received) for facility information from uranium recovery facilities, also known as Section 114 Letters/Responses. All documents are related to Subpart W: National Emission Standards for Radon Emissions From Operating Mill Tailings.

• Cogema Mining Inc. Response, Part 1 (October 8, 2008) (pdf) (7.73 MB)
  This is Cogema Mining Inc.'s response to EPA's Request to Provide Information Pursuant to the Clean Air Act.
• Cogema Mining Inc. Response, Part 2 (November 14, 2008) (pdf) (5.28 MB)
  This is Cogema Mining Inc.'s second response to EPA's Request to Provide Information Pursuant to the Clean Air Act.
• EPA request to Highland Uranium and Smith Ranch Mines to Provide Information Pursuant to the Clean Air Act (pdf) (2.38 MB)
  This is the letter from EPA to Highland Uranium and Smith Ranch Mines requesting them to test and provide information pursuant to the Clean Air Act.
• Cameco Response to EPA's Request to Provide Information Pursuant to the Clean Air Act (pdf) (2.94 MB)
  This is the letter provided by Cameco Resources related to EPA's Request to Provide Information Pursuant to the Clean Air Act.
• Energy Solutions Response to EPA's Request to Provide Information Pursuant to the Clean Air Act (March 2009) (pdf) (3.1 MB)
  This is the letter provided by Energy Solutions related to EPA's Request to Provide Information Pursuant to the Clean Air Act.
• Mestena Uranium LLC's Response to EPA's Request to Provide Information Pursuant to the Clean Air Act (pdf) (249.06 KB)
  This is the letter provided by Mestena Uranium, LLC related to EPA's Request to Provide Information Pursuant to the Clean Air Act.
• Cotter Corporation's Response to United States Environmental Protection Agency's February 24, 2009 Information Request (pdf) (127.86 KB)
  In this response to EPA, Cotter provides EPA with the following discussion: (1) the "Preamble" or a historical and legal discussion of the development of EPA's 40 CFR Part 61, Subpart W radon flux emission limit and work practice standards; and (2) the responses to EPA's specific questions.
• Cover Letter: Cotter Corporation Response to U.S. EPA February 24, 2009 NESHAPs Request for Information (pdf) (27.03 KB)
  This is the cover letter provided with Cotter Corporation Response to U.S. EPA February 24, 2009 NESHAPs Request for Information.
• Attachment 1 from Cotter: Colorado Radioactive Materials License (pdf) (1.49 MB)
  State of Colorado, Department of Public Health and the Environment: Radioactive Materials License
• Attachment 1 (a) from Cotter: Figure 1 - Lincoln Park Superfund Site, Canon City, Colorado (pdf) (150.21 KB)
  Site location map of the Lincoln Park Superfund Site in Canon City, Colorado.
• Attachment 1 (b) from Cotter: Figure 2 - Cotter Mill & Vicinity (pdf) (371.56 KB)
  Site location map of Cotter Mill and vicinity.
• Attachment 1 (c) from Cotter: Figure 3 - Cotter Aerial View (pdf) (363.32 KB)
  Aerial view of Cotter Mill and surrounding areas.
• Attachment 2 - Document Index: Cotter Corporation Response to U.S. EPA February 24, 2009 NESHAPs Request for Information (pdf) (34.31 KB)
  This is the document index provided with Cotter Corporation Response to U.S. EPA February 24, 2009 NESHAPs Request for Information.
• Cotter Corporation's Response to Request to Test and Provide Information Pursuant to the Clean Air Act (pdf) (45.6 KB)
  This is the letter provided by Cotter Corporation related to EPA's Request to Test and Provide Information Pursuant to the Clean Air Act.
• EPA request to Alta Mesa (Mestena Energy) to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.45 MB)
  This is the letter from EPA to Alta Mesa (Mestena Energy) requesting them to test and provide information pursuant to the Clean Air Act.
• EPA request to Cogema Mining, Inc. to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.45 MB)
  This is the letter from EPA to Cogema Mining, Inc. requesting them to test and provide information pursuant to the Clean Air Act.
• EPA request to Cameco Resources to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.46 MB)
  This is the letter from EPA to Cameco Resources requesting them to test and provide information pursuant to the Clean Air Act.
• EPA request to Cotter Corporation to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.47 MB)
  This is the letter from EPA to Cotter Corporation requesting them to test and provide information pursuant to the Clean Air Act.
• EPA request to Crow Butte Resources, Inc. to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.44 MB)
  This is the letter from EPA to Crow Butte Resources, Inc. requesting them to test and provide information pursuant to the Clean Air Act.
• EPA request to Utah White Mesa (Denison Mines) to Provide Information Pursuant to the Clean Air Act (pdf) (2.34 MB)
  This is from EPA to Utah White Mesa (Denison Mines) Requesting them to Provide Information Pursuant to the Clean Air Act.
• EPA request to Utah White Mesa (Denison Mines) to Test and Provide Information Pursuant to the Clean Air Act (pdf) (2.58 MB)
  This is from EPA to Utah White Mesa (Denison Mines) Requesting them to Test and Provide Information Pursuant to the Clean Air Act.
• Denison Mines Response to EPA's Request to Provide Information Pursuant to the Clean Air Act (pdf) (1.23 MB)
  This is the letter provided by Denison Mines Corporation related to EPA's Request to Provide Information Pursuant to the Clean Air Act.