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District 11 Broadcast Notice to Mariners Message

Message Originator: San Diego

SAFETY / SOUTHERN CA / HAZ OPS / SEC SSD BNM 0019-26 /

1. UNDERWATER DETONATIONS (UNDETS) WILL OCCUR WITHIN 3866 YARDS OF THE FOLLOWING:
A. POSITION: B. TIME:
32 32 55.00 N 117 14 39.00 W 1500Z 02-FEB-2026 - 0100Z 07-FEB-2026
2. MULTIPLE SHOTS OF LESS THAN 10 LB DEMO CHARGES WILL BE INITIATED.
DEPTH: 150 FEET OF SEA WATER (FSW).
3. FOR USCG SECTOR (SAN DIEGO): REQ APPROPRIATE WARNINGS FOR UNDERWATER DETONATION.
4. FOR NGA NAVSAFETY: REQ APPROPRIATE BROADCAST WARNINGS FOR UNDERWATER DETONATION.
5. ENSURE UNDET IS CONDUCTED IAW THE ENVIRONMENTAL MITIGATION
MEASURES LISTED IN ENCLOSURE (2) OF REF B.//
BT
CANCEL AT//070300Z FEB 26//

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