| Significance | Code | Meaning |
|---|
| FIR | EGTT | London FIR | | | / | | | Qualifiers | Q | | | | WS | Burning or blowing gas | | | LW | will take place | | | / | | | Traffic | I | IFR traffic affected | | | V | VFR traffic affected | | | / | | | Purpose | M | Miscellaneous | | | / | | | Scope | W | Navigational Warning | | | / | | | From flight level | 000 | Surface | | | / | | | Up to flight level | 005 | 500 feet QNE | | | / | | | Centre Latitude | 5239N | 52° 39' North' | | Centre Longitude | 00135W | 1° 35' West | | Radius of area affected | 001 | 1 nautical miles |
| | VENTING OF HIGH PRESSURE GAS WITHIN 0.25NM RADIUS OF 523836N 0013446W ( AUSTREY ). FOR INFO 07779 551192 / 08701 910634.AR-2026-6158 / 01. |
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