Offshore structure notices in 2025

Platforms, wind turbines and fish farms established, under construction or removed.

issued in 2025
2
still in force
1
vs previous year
—
first · last
07-08 · 10-30

Coverage note: the NGA archive ends 2024-05 and live collection began 2026-08-17. Warnings issued in between are here only if they were still in force when collection started, so this year is under-counted.

By month

J
F
M
A
M
J
J
A
S
O
N
D

By NAVAREA series

  • HYDROPAC1
  • NAVAREA XII1

Where · top seas

North Pacific Ocean150%
Persian Gulf150%

All offshore structure notices issued in 2025 · 2

  1. NAVAREA XII 678/25in force2025-10-30
    A fish farm has been established in an area off Colombia, from 06-03N to 07-11N and 077-28W to 078-08W; wide berth requested.
    North Pacific · Colombia
  2. HYDROPAC 1752/252025-07-08 → 2026-01-16
    Platform established in 26-18.09N 052-32.92E
    Persian Gulf · Iran

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts and your national MSI service.

Offshore structure notices in 2025 · seahazards