MW4 DMZ Hazard Storehouse Key
The MW4 DMZ Hazard Storehouse key opens the materials storage warehouse south of the cooling towers at Haneul Nuclear Reactor, in Haneul Nuclear Reactor. Confirmed 3 November 2026 from 2 independent sources.
| Grid | I5 (both sources) |
|---|---|
| Door | The materials storage warehouse south of the cooling towers at Haneul Nuclear Reactor |
| Where it dropped | Random loot (Dexerto). |
| Inside | Not reported in detail. |
| Status | Third-party, two sources agree, 3 November 2026 |
What we know about the Hazard Storehouse
- Rarity: Rare (both sources).
- The area is irradiated: bring gas masks, radiation blockers or a hazmat suit.
- DMZ Codex says to look for a white STORAGE shed with a light-blue door.
How to reach it
Read the grid on the key’s own description first, then type it into the MW4 DMZ map grid search. Our grid overlay is still approximate, so use it to get to the right part of Haneul Nuclear Reactor and then look for the building named above. The Haneul Nuclear Reactor page lists its threat levels and named zones.
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