Special Local Regulation; Milwaukee River, Milwaukee, WI

The Coast Guard will enforce a special local regulation in 33 CFR § 100.903 for the Milwaukee River Challenge regulated area from 8 a.m. to 3:30 p.m. on October 4, 2025, to provide for the safety of life on navigable waterways during this event. During the enforcement period listed below, entry into, transiting, or anchoring within the safety zone is prohibited unless authorized by the Coast Guard Patrol Commander.