Editorial Note on Part 165
Editorial Note: Nomenclature changes to part 165 appear by USCG-2006-25556, 72 FR 36328, 36329, July 2, 2007 and by USCG-2018-1049, 84 FR 7813, Mar. 5, 2019.

§ 165.516 Safety Zones; Waterway Training Areas, Captain of the Port Maryland-National Capital Region Zone. ( a ) *Regulated areas.* The following areas are established as safety zones (these coordinates are based on Datum NAD 83): ( 1 ) *Waterway training area Alpha.* All waters of the Patapsco River, encompassed by a line connecting the following points beginning at 39°14′07.98′′ N, 076°32′58.50′′ W; thence to 39°13′34.98′′ N, 076°32′24.00′′ W; thence to 39°13′22.50′′ N, 076°32′28.98′′ W; thence to 39°13′21.00′′ N, 076°33′12.00′′ W; and back to the beginning point.
( 2 ) *Waterway training area Bravo.* All waters of the Chesapeake Bay, encompassed by a line connecting the following points beginning at 39°05′25.98′′ N, 076°20′20.04′′ W; thence to 39°04′40.02′′ N, 076°19′28.98′′ W; thence to 39°02′45.00′′ N, 076°22′09.00′′ W; thence to 39°03′30.00′′ N, 076°23′00.00′′ W; and back to the beginning point.
( 3 ) *Waterway training area Charlie.* All waters of the Potomac River, encompassed by a line connecting the following points beginning at 38°00′28.80′′ N, 076°22′43.80′′ W; thence to 38°01′18.00′′ N, 076°21′54.00′′ W; thence to 38°05′06.00′′ N, 076°27′43.20′′ W; thence to 38°04′40.20′′ N, 076°28′34.20′′ W; and back to the beginning point.
( 4 ) *Waterway training area Delta.* All waters of the Potomac River, encompassed by a line connecting the following points beginning at 38°32′31.14′′ N, 077°15′29.82′′ W; thence to 38°32′48.18′′ N, 077°15′54.24′′ W; thence to 38°33′34.56′′ N, 077°15′07.20′′ W; thence to 38°33′15.06′′ N, 077°14′39.54′′ W; and back to the beginning point.
( b ) *Definitions.* As used in this section— *Captain of the Port (COTP)* means the Commander, U.S. Coast Guard Sector Maryland-National Capital Region.
*Designated representative* means a Coast Guard commissioned, warrant, or petty officer designated by or assisting the COTP in the enforcement of the safety zones.
*Training participant* means a person or vessel authorized by the COTP as participating in the training event or otherwise designated by the COTP or the COTP's designated representative as having a function tied to the training event.
( c ) *Regulations.* ( 1 ) Under the general safety zone regulations in subpart C of this part, you may not enter the safety zones described in paragraph (a) of this section unless authorized by the COTP or the COTP's designated representative.
( 2 ) Except for training participants, all vessels underway within this safety zone at the time it is activated are to depart the zone. To seek permission to enter, contact the COTP or the COTP's designated representative by telephone number 410-576-2693 or on Marine Band Radio VHF-FM channel 16 (156.8 MHz). The Coast Guard vessels enforcing this section can be contacted on Marine Band Radio VHF-FM channel 16 (156.8 MHz). Those in the safety zone must comply with all lawful orders or directions given to them by the COTP or the COTP's designated representative.
( 3 ) The U.S. Coast Guard may be assisted in the patrol and enforcement of the safety zone by Federal, State, and local agencies.
( d ) *Enforcement.* The safety zones created by this section will be enforced only upon issuance of a Broadcast Notice to Mariners (BNM) by the COTP or the COTP's representative, as well as on-scene notice or other appropriate means in accordance with § 165.7.
[USCG-2019-0765, 85 FR 2033, Jan. 14, 2020]