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###### Environmental Protection Agency

          - [FRL-9769-5; Docket ID No. EPA-HQ-ORD-2011-0895]

# AGENCY:

Environmental Protection Agency (EPA).

# ACTION:

Notice of Extension of Public Comment Period.

# SUMMARY:

EPA is announcing an extension to the public comment period for the external review of the draft research report titled, “Investigation of Ground Water Contamination near Pavillion, Wyoming.” The draft research report was prepared by the National Risk Management Research Laboratory, within the EPA Office of Research and Development, and EPA Region 8. This draft research report is not final as described in EPA's Information Quality Guidelines, and does not represent and should not be construed to represent Agency policy or views. During the extended public comment period, the EPA will post additional technical information on the web. This will include additional details on how the study was conducted, recent information from Phase V sampling, and responses to issues commonly raised by stakeholders. The EPA also intends to meet with key stakeholders during this period. The Agency will continue to review the status of its work on Pavillion in light of the additional information posted in the record and public comments that are received, and will examine a number of options going forward.

# DATES:

The public comment period began December 14, 2011, and ends September 30, 2013. Comments should be submitted to the docket or received in writing by the EPA by September 30, 2013.

# ADDRESSES:

                        The draft “Investigation of Ground Water Contamination near Pavillion, Wyoming.” is available via the Internet on the EPA Region 8 site at:                         *http://www.epa.gov/​region8/​superfund/​wy/​pavillion/​EPA_​ReportOnPavillion_​Dec-8-2011.pdf.*

                        Comments may be submitted electronically via                         *http://www.regulations.gov,*                         by email, by mail, by facsimile, or by hand delivery/courier. Please follow the detailed instructions provided in the                         **SUPPLEMENTARY INFORMATION**                         section of this notice.                    

*Additional Information:*                         For information on the docket,                         *www.regulations.gov,*                         or the public comment period, please contact the Office of Environmental Information (OEI), Mail Code: 2822T, U.S. Environmental Protection Agency, 1200 Pennsylvania Ave. NW., Washington, DC 20460; telephone: 202-566-1752; facsimile: 202-566-1753; or email:                         *ORD.Docket@epa.gov.*

                        For information on the draft report, please contact Rebecca Foster, U.S. Environmental Protection Agency, P.O. Box 1198, Ada, OK 74821; telephone: 580-436-8750; facsimile: 580-436-8529; or email:                         *foster.rebecca@epa.gov.*

# SUPPLEMENTARY INFORMATION:

## I. Information About Pavillion Ground Water Investigation

                    Pavillion, Wyoming is located in Fremont County, about 20 miles northwest of Riverton. The concern at the site is potential ground water contamination, based on resident complaints about smells, tastes, and adverse changes in water quality of their domestic wells. In collaboration with ORD, Region 8 has been conducting a ground water investigation. The purpose of this ground water investigation is to better understand the basic ground water hydrology and how the constituents of concern may be occurring in the aquifer. More information is available at                     *http://www.epa.gov/​region8/​superfund/​wy/​pavillion/​.*

## II. How To Submit Comments to the Docket at http://www.regulations.gov

Submit your comments, identified by Docket ID No. EPA-HQ-ORD-2011-0895, by one of the following methods:
    -  http://www.regulations.gov:                      Follow the on-line instructions for submitting comments.                
    - Email: ORD.Docket@epa.gov.
    -  Facsimile:                      202-566-1753.                
    -  Mail:                      Office of Environmental Information Docket (Mail Code: 2822T), U.S. Environmental Protection Agency, 1200 Pennsylvania Ave. NW., Washington, DC 20460. The telephone number is 202-566-1752. If you provide comments by mail, please submit one unbound original with pages numbered consecutively, and three copies of the comments. For attachments, provide an index, number pages consecutively with the comments, and submit an unbound original and three copies.                
    -  Hand Delivery:                      The OEI Docket is located in the EPA Headquarters Docket Center, EPA West Building, Room 3334, 1301 Constitution Ave. NW., Washington, DC. The EPA Docket Center Public Reading Room is open from 8:30 a.m. to 4:30 p.m., Monday through Friday, excluding legal holidays. The telephone number for the Public Reading Room is 202-566-1744. Deliveries are only accepted during the docket's normal hours of operation, and special arrangements should be made for deliveries of boxed information. If you provide comments by hand delivery, please submit one unbound original with pages numbered consecutively, and three copies of the comments. For attachments, provide an index, number pages consecutively with the comments, and submit an unbound original and three copies.                

*Instructions:*                     Direct your comments to Docket ID No. EPA-HQ-ORD-2011-0895. Please ensure that your comments are submitted within the specified comment period. It is the EPA's policy to include all comments it receives in the public docket without change and to make the comments available online at                     *http://www.regulations.gov*, including any personal information provided, unless comments include information claimed to be Confidential Business Information (CBI) or other information whose disclosure is restricted by statute. Do not submit information that you consider to be CBI or otherwise protected through                     *http://www.regulations.gov*                     or email. The                     *http://www.regulations.gov*                     Web site is an “anonymous access” system, which means that EPA will not know your identity or contact information unless you provide it in the body of your comments. If you send email comments directly to the EPA without going through                     *http://www.regulations.gov*, your email address will be automatically captured and included as part of the comments that are placed in the public docket and made available on the Internet. If you submit electronic comments, the EPA recommends that you include your name and other contact information in the body of your comments and with any disk or CD-ROM you submit. If the EPA cannot read your comments due to technical difficulties and cannot contact you for clarification, the EPA may not be able to consider your comments. Electronic files should avoid the use of special characters and any form of encryption and be free of any defects or viruses. For additional information about EPA's public docket, visit the EPA Docket Center homepage at                     *http://www.epa.gov/​epahome/​dockets.htm.*

*Docket:*                     All documents in the docket are listed in the                     *http://www.regulations.gov index.*                     Although listed in the index, some information is not publicly available,                     *e.g.*, CBI or other information whose disclosure is restricted by statute. Certain other material, such as copyrighted material,                           ( print page 2397)                        will be publicly available only in hard copy. Publicly available docket materials are available either electronically at                     *http://www.regulations.gov*                     or in hard copy at the OEI Docket in the EPA Headquarters Docket Center.                

Dated: January 7, 2013.

Lek G. Kadeli,

Principal Deputy Assistant Administrator.

[FR Doc. 2013-00358 Filed 1-10-13; 8:45 am]

BILLING CODE 6560-50-P