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###### Environmental Protection Agency

          - 40 CFR Part 52
          - [EPA-R07-OAR-2017-0386; FRL-9968-75-Region 7]

# AGENCY:

Environmental Protection Agency (EPA).

# ACTION:

Proposed rule.

# SUMMARY:

The Environmental Protection Agency (EPA) is proposing to approve the State Implementation Plan (SIP) revision submitted by the state of Nebraska on November 14, 2011. Nebraska is adding a new chapter titled “Visibility Protection” which provides Nebraska authority to implement Federal regulations relating to Regional Haze and Best Available Retrofit Technology (BART). The chapter incorporates by reference EPA's Guidelines for BART Determiniations under the Regional Haze Rule. The revision to the SIP meets the visibility component of the Clean Air Act (CAA).

# DATES:

Comments on this proposed action must be received in writing by November 6, 2017.

# ADDRESSES:

                        Submit your comments, identified by Docket ID No. EPA-R07-OAR-2017-0386, to                         *https://www.regulations.gov*. Follow the online instructions for submitting comments. Once submitted, comments connot be edited or removed from                         *Regulations.gov*. The EPA may publish any comment received to its public docket. Do not submit electronically any information you consider to be Confidential Business Information (CBI) or other information whose disclosure is restricted by statute. Multimedia submissions (audio, video, etc.) must be accompanied by a written comment. The written comment is considered the official comment and should include discussion of all points you wish to make. The EPA will generally not consider comments or comment contents located outside of the primary submission (                        *i.e.*                         on the web, cloud, or other file sharing system). For additional submission methods, the full EPA public comment policy, information about CBI or multimedia submissions, and general guidance on making effective comments, please visit                         *https://www2.epa.gov/​dockets/​commenting-epa-dockets*.                    

# FOR FURTHER INFORMATION CONTACT:

                        Greg Crable, Environmental Protection Agency, Air Planning and Development Branch, 11201 Renner Boulevard, Lenexa, Kansas 66219 at (913) 551-7391, or by email at                         *crable.gregory@epa.gov*.                    

# SUPPLEMENTARY INFORMATION:

                    This document proposes to take action to add chapter 43, “Visibilty Protection”. We have published a direct final rule approving the State's SIP revision in the “Rules and Regulations” section of this                     **Federal Register**                    , because we view this as a noncontroversial action and anticipate no relevant adverse comment. We have explained our reasons for this action in the preamble to the direct final rule. If we receive no adverse comment, we will not take further action on this proposed rule. If we receive adverse comment, we will withdraw the direct final rule and it will not take effect. We would address all public comments in any subsequent final rule based on this proposed rule. We do not intend to institute a second comment period on this action. Any parties interested in commenting must do so at this time. For further information, please see the information provided in the                     **ADDRESSES**                     section of this document.                

# List of Subjects in 40 CFR Part 52

      - Environmental protection
      - Air pollution control
      - Carbon monoxide
      - Incorporation by reference
      - Intergovernmental relations
      - Lead
      - Nitrogen dioxide
      - Ozone
      - Particulate matter
      - Reporting and recordkeeping requirements
      - Sulfur oxides
      - Volatile organic compounds

Dated: September 25, 2017.

Cathy Stepp,

Acting Regional Administrator, Region 7.

[FR Doc. 2017-21381 Filed 10-4-17; 8:45 am]

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