SUPPLEMENTARY INFORMATION:

The Coast Guard will enforce special local regulations in 33 CFR 100.501 for the regulated area associated with the event in Table 2 to Paragraph (i)(2) titled “Rock Hall and Waterman's Triathlon Swims” from 7:45 a.m. to 4:15 p.m. on September 27, 2025, and from 8:45 a.m. to 10:30 a.m. on September 28, 2025. This enforcement period differs from what is provided in the entry in Table 2 (the first weekend in October), a footnote to that table also states that the enforcement dates and times for each of the listed events in this table are subject to change and that such changes will be noticed in the Federal Register . Activation of the enforcement period is being taken to provide for the safety of life on navigable waterways during this 2-day event. As specified in 33 CFR 100.501, the location of the regulated area for the Waterman's Triathlon encompasses portions of Rock Hall Harbor, at Rock Hall, MD. During the enforcement periods, the operator of a vessel in the regulated area must comply with directions from the Patrol Commander or any Official Patrol displaying a Coast Guard ensign, as reflected in § 100.500(c).

In addition to this notification of enforcement in the Federal Register , the Coast Guard plans to provide notification of this enforcement period via the Local Notice to Mariners, marine information broadcasts, local radio stations and area newspapers.

90 FR 40236