Mines
Mining operations 171900Z to 172200Z and 191900Z to 192200Z aug in areas bound by: a. 33-00-36N 118-36-12W,…
Eastern North Pacific · California · NAVAREA XII 407/21
- issued
- 2021-08-12 05:01Z
- status
- cancelled 2021-08-13 20:44Z (archive)
- self-cancels
- 2021-08-19 23:00Z
- authority
- FACSFAC SAN DIEGO 282322Z JUL 21.
- sea
- North Pacific Ocean
- position
- 32.927, -118.572
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
EASTERN NORTH PACIFIC.
CALIFORNIA.
1. MINING OPERATIONS 171900Z TO 172200Z AND
191900Z TO 192200Z AUG IN AREAS BOUND BY:
A. 33-00-36N 118-36-12W, 32-55-35N 118-33-43W,
32-55-19N 118-34-03W, 32-55-20N 118-35-30W,
33-00-30N 118-38-15W, 33-00-35N 118-37-58W.
B. 32-53-42N 118-32-12W, 32-50-42N 118-30-00W,
32-49-18N 118-31-30W, 32-53-42N 118-33-24W.
2. CANCEL THIS MSG 192300Z AUG 21.
Activity windows · 2 in this warning
| opens (UTC) | closes (UTC) | local | length |
|---|---|---|---|
| 2021-08-17 19:00Z | 2021-08-17 22:00Z | — | 3 h |
| 2021-08-19 19:00Z | 2021-08-19 22:00Z | — | 3 h |
Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.
This area · mine warnings
3 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
99
00
05
10
15
20
21
Season · when mine warnings happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-55.00N 118-25.00W, 32-55.00N 118-15.00W,…Exercises · 12.6 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-52.70N 119-11.96W, 33-08.06N 118-52.09W,…Exercises · 15.3 nm
- Hazardous operations 010800Z aug to 010800Z sep in area bound by 32-33.00N 118-25.00W, 32-35.00N 118-16.00W,…Exercises · 48.8 nm
- Hazardous operations 181700Z to 190001Z aug, alternate 1700Z to 0100Z daily, 20 thru 21 aug in area bound by…Exercises · 67.6 nm
- Hazardous operations 191500Z to 202300Z aug in area within two miles of 32-35.87N 117-10.87WExercises · 72.9 nm
- Coronado island south light 32-23.5N 117-14.5W unlitNav aids · 74.5 nm
Worldwide now
8 mine warnings in force · see all
Mines
Drifting or reported sea mines. Mostly the Black Sea since 2022. All current mine warnings →
Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.