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[Federal Register Volume 80, Number 51 (Tuesday, March 17, 2015)]
[Notices]
[Page 13852]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: 2015-06114]

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ENVIRONMENTAL PROTECTION AGENCY

[FRL-9924-58-Region-6]

Notice of Availability of Preliminary Designation of Certain 
Stormwater Discharges in the State of New Mexico Under the National 
Pollutant Discharge Elimination System of the Clean Water Act

AGENCY: Environmental Protection Agency (EPA).

ACTION: Notice; request for public comment.

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SUMMARY: The Regional Administrator of the Environmental Protection 
Agency Region 6 (EPA) is providing notice of the availability of a 
preliminary determination that certain storm water discharges in Los 
Alamos County, New Mexico will be required to obtain National Pollutant 
Discharge Elimination System (NPDES) permit coverage under the Clean 
Water Act. This action is a result of ``A Petition by Amigos Bravos for 
a Determination that Storm Water Discharges in Los Alamos County 
Contribute to Water Quality Standards Violations and Require a Clean 
Water Act Permit,'' dated June 30, 2014. EPA is seeking public comment 
on the nature and scope of this preliminary designation. It is EPA's 
intention to make a final decision following the close of the comment 
period after consideration of all comments submitted.

DATES: Comments must be submitted in writing to EPA on or before April 
16, 2015.

ADDRESSES: Comments should be submitted to Ms. Evelyn Rosborough via 
email: rosborough.evelyn@epa.gov, or may be mailed to Ms. Evelyn 
Rosborough, Environmental Protection Agency, Water Quality Protection 
Division (6WQ-NP), 1445 Ross Ave., Suite 1200, Dallas, TX 75202.

FOR FURTHER INFORMATION CONTACT: Contact Ms. Evelyn Rosborough, (214) 
665-7515 or at rosborough.evelyn@epa.gov.

SUPPLEMENTARY INFORMATION:

Summary and Availability of Petition and Preliminary Designation 
Documents

    The Regional Administrator EPA Region 6 has made a preliminary 
determination pursuant to Section 402(p) of the Clean Water Act, 40 CFR 
122.26(f)(2) and (4), 40 CFR 122.26 (9)(i)(A) and (D), and 40 CFR 
122.32(a)(2) that NPDES permits are required for discharges to waters 
of the United States from small municipal separate storm sewer systems 
(MS4s) in the Los Alamos and White Rock Urban Clusters (as defined by 
the latest Decennial Census) and serving the Los Alamos National 
Laboratory (LANL) in Los Alamos County, New Mexico. This action would 
affect MS4s owned or operated by Los Alamos County, LANL including the 
Department of Energy (DOE) and Los Alamos National Security, LLC 
(LANS), and the New Mexico Department of Transportation. Details of the 
preliminary determination are available in the Los Alamos County 
Designation Document. The Designation Document and supplementary 
information are available on the EPA Region 6 Web page at http://www.epa.gov/region6/water/npdes/publicnotices/nm/nmdraft.htm

    Dated: March 6, 2015.
Samuel Coleman,
Acting Regional Administrator, Region 6.
[FR Doc. 2015-06114 Filed 3-16-15; 8:45 am]
 BILLING CODE 6560-50-P
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