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###### Department of Homeland Security

###### Coast Guard

          - 33 CFR Part 165
          - [Docket No. USCG-2018-0464]

# AGENCY:

Coast Guard, DHS.

# ACTION:

Notice of enforcement of regulation.

# SUMMARY:

The Coast Guard will enforce the safety zone on Lake Michigan in Chicago Harbor, near the Ohio Street Beach in Chicago, IL on July 21, 2018. This action is necessary and intended to ensure the safety of life and property on navigable waters prior to, during, and immediately after this annual swim event. During the enforcement period, entry into, transiting, or anchoring within the safety zone is prohibited unless authorized by the Captain of the Port Lake Michigan or a designated representative.

# DATES:

The regulation in 33 CFR 165.932 will be enforced from 6 a.m. through 11 a.m. on July 21, 2018.

# FOR FURTHER INFORMATION CONTACT:

                        If you have questions about this notice of enforcement, call or email LT John Ramos, Waterways Management Division, Marine Safety Unit Chicago, U.S. Coast Guard; telephone (630) 986-2155, email                         *D09-DG-MSUChicago-Waterways@uscg.mil.*

# SUPPLEMENTARY INFORMATION:

The Coast Guard will enforce Safety Zone; Ohio Street Beach Swim Course, Chicago Harbor, Chicago, IL listed in 33 CFR 165.932 from 6 a.m. through 11 a.m. on July 21, 2018 for an annual swim event. This safety zone encompasses all waters bound by a line drawn from 41°53.7767′ N, 087°36.48′ W then North to 41°53.9517′ N, 087°36.505′ W then Northwest to 41°54.1533′ N, 087°36.6933′ W then Southwest to 41°54.065′ N, 087°37.1517′ W then Southeast to 41°53.6033′ N, 087°36.8333′ W then East to 41°53.6317′ N, 087°36.7017′ W and then along the shoreline back to the point of origin (NAD83). Entry into, transiting, or anchoring within the safety zone is prohibited unless authorized by the Captain of the Port Lake Michigan or a designated on-scene representative.

                    This notice of enforcement is issued under authority of 33 CFR 165.931 and 5 U.S.C. 552(a). In addition to this notice in the                     **Federal Register**                    , the Coast Guard will provide the maritime community with advance notification of this safety zone via Broadcast Notice to Mariners and Local Notice to Mariners. The Captain of the Port Lake Michigan or a designated on-scene representative may be contacted via Channel 16, VHF-FM or at (414) 747-7182.                

Dated: June 20, 2018.

Thomas J. Stuhlreyer,

Captain, U.S. Coast Guard, Captain of the Port Lake Michigan.

[FR Doc. 2018-14759 Filed 7-9-18; 8:45 am]

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