165.1316—Safety Zone; Columbia River, Astoria, Oregon.
(a) Location.
The following area is a safety zone: All waters of the Columbia River at Astoria, Oregon enclosed by the following points: North from the Oregon shoreline at 123°49′36″ West to 46°11′51″ North thence east to 123°48′53″ West thence south to the Oregon shoreline and finally westerly along the Oregon shoreline to the point of origin.
(b) Regulations.
In accordance with the general regulations in § 165.23 of this part, no person or vessel may enter or remain in this zone unless authorized by the Captain or the Port or his designated representatives.
(c) Authority.
In addition to 33 U.S.C. 1231, the authority for this section includes 33 U.S.C. 1226.
(d) Enforcement period.
This section will normally be enforced on the second Saturday of August from 9:30 p.m. (PDT) to 10:30 p.m. (PDT). Announcement of enforcement periods may be made by the methods described in 33 CFR 165.7, or any other reasonable method.