<RULE>
DEPARTMENT OF HOMELAND SECURITY
<SUBAGY>Coast Guard</SUBAGY>
<CFR>33 CFR Part 165</CFR>
<DEPDOC>[Docket Number USCG-2023-0971]</DEPDOC>
<RIN>RIN 1625-AA11</RIN>
<SUBJECT>Regulated Navigation Area; NW Natural Gasco Sediment Site Field Pilot Study, Willamette River, Portland, Oregon</SUBJECT>
<HD SOURCE="HED">AGENCY:</HD>
Coast Guard, DHS.
<HD SOURCE="HED">ACTION:</HD>
Final rule.
<SUM>
<HD SOURCE="HED">SUMMARY:</HD>
The Coast Guard is establishing a Regulated Navigation Area for certain waters of the Willamette River. This action is necessary to preserve the integrity of sampling ports at the NW Natural Gasco Sediments Site Project Area on these navigable waters near Portland, Oregon. This rule prohibits persons and vessels in the designated area from activities that could disturb or damage the sampling ports unless authorized by the Captain of the Port Sector Columbia River or a designated representative.
</SUM>
<EFFDATE>
<HD SOURCE="HED">DATES:</HD>
This rule is effective June 24, 2024.
</EFFDATE>
<HD SOURCE="HED">ADDRESSES:</HD>
To view documents mentioned in this preamble as being available in the docket, go to
<E T="03">https://www.regulations.gov,</E>
type USCG-2023-0971 in the search box and click “Search.” Next, in the Document Type column, select “Supporting & Related Material.”
<FURINF>
<HD SOURCE="HED">FOR FURTHER INFORMATION CONTACT:</HD>
If you have questions about this rule, call or email Lieutenant Carlie Gilligan, Sector Columbia River, U.S. Coast Guard; telephone 503-240-9319, email
<E T="03">SCRWWM@USCG.MIL</E>
.
</FURINF>
<SUPLINF>
<HD SOURCE="HED">SUPPLEMENTARY INFORMATION:</HD>
<HD SOURCE="HD1">I. Table of Abbreviations</HD>
<EXTRACT>
<FP SOURCE="FP-1">CFR Code of Federal Regulations</FP>
<FP SOURCE="FP-1">COTP Captain of the Port Sector Columbia River</FP>
<FP SOURCE="FP-1">DHS Department of Homeland Security</FP>
<FP SOURCE="FP-1">FR Federal Register</FP>
<FP SOURCE="F
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