(1) Fort Calhoun Nuclear Power Station Security Zone, Fort Calhoun, Nebraska - all waters of the Missouri River, extending 75 feet from the shoreline of the right descending bank beginning from mile marker 645.6 and ending at mile marker 646.0.

(2) Cooper Nuclear Station Security Zone, Brownville, Nebraska - all waters of the Missouri River, extending 250 feet from the shoreline of the right descending bank beginning from mile marker 532.5 and ending at mile marker 532.9.

(3) Quad Cities Generating Station Security Zone, Cordova, Illinois - all waters of the Upper Mississippi River, extending 300 feet from the shoreline of the left descending bank beginning from mile marker 506.3 and ending at mile marker 507.3.

(4) Prairie Island Nuclear Generating Facility Security Zone, Welch, Minnesota - all waters of the Upper Mississippi River, extending 300 feet from the shoreline of the right descending bank beginning from mile marker 798.0 and ending at 798.3.

(5) Clinton Power Station Security Zone, Clinton, Illinois - all waters of Lake Clinton in Dewitt County in East Central Illinois bounded by a dam constructed near the confluence of Salt Creek River mile 56 and the north fork of Salt Creek. The zone extends out 600 feet from shore. Boundaries of the zone begin at 40°10′30″ N, 88°50′30″ W; thence east to 40°10′30″ N, 88°49′55″ W; thence south to 40°10′15″ N, 88°49′55″ W; thence west to 40°10′15″ N, 88°50′30″ W; thence returning north to the origin. These coordinates are based upon [NAD 83].

(1) Entry into these security zones is prohibited unless authorized by the Coast Guard Captain of the Port, Upper Mississippi or designated representative.

(2) The Ft. Calhoun and Cooper security zones include a portion of the navigable channel of the Missouri River. All vessels that may safely navigate outside of the channel are prohibited from entering the security zone without the express permission of the Captain of the Port, Upper Mississippi or designated representative. Vessels that are required to use the channel for safe navigation are authorized entry into the zone but must remain within the channel unless expressly authorized by the Captain of the Port Upper Mississippi or designated representative.

(3) Persons or vessels requiring the permission of the Captain of the Port, Upper Mississippi to enter the security zones must contact the Coast Guard Sector Upper Mississippi River at telephone number 319 524-7511 or on VHF marine channel 16 or Marine Safety Detachment Quad Cities at telephone number 309 782-0627 or the Captain of the Port, Upper Mississippi at telephone number 314 539-3091, ext. 3500 in order to seek permission to enter the security zones. If permission is granted, all persons and vessels must comply with the instructions of the Captain of the Port, Upper Mississippi or designated representative.

(4) Designated representatives are commissioned, warrant, and petty officers of the U.S. Coast Guard.