How to install de_biohazard in CS 1.6?

Download the de_biohazard map file (.bsp), place it in your Counter-Strike 1.6 "cstrike/maps" folder (usually at C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps), and restart the game. The map will appear in the map selection menu or you can join a server running it.

How many servers are playing de_biohazard right now?

Currently 0 servers are playing de_biohazard. The map has been played a total of 31 times across 1 servers.

What type of map is de_biohazard?

de_biohazard is a Bomb Defuse map for Counter-Strike 1.6. In Bomb Defuse maps, the Terrorist team plants the bomb at designated bomb sites while Counter-Terrorists try to prevent detonation.

Bomb Defuse de_

de_biohazard

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Total servers

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Last played

Apr 30, 2026

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Servers playing de_biohazard0

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How to install de_biohazard

Download the de_biohazard.bsp map file from GameBanana or another trusted source.
Locate your Counter-Strike 1.6 installation folder. The default path is: C:\Program Files\Steam\steamapps\common\Half-Life\cstrike\maps\
Copy the .bsp file into the maps folder. If the download includes .wad or .res files, place them in the cstrike folder.
Restart Counter-Strike 1.6. The map will appear in the map list, or you can connect to any server running it from the server list.

About de_biohazard

de_biohazard is a Bomb Defuse map for Counter-Strike 1.6. It has been played 31 times across 1 servers. Last played on April 30, 2026.

Bomb Defuse (de_) maps are the most iconic Counter-Strike 1.6 game mode. The Terrorist team must plant the C4 explosive at one of the designated bomb sites (usually A or B), while the Counter-Terrorist team works to prevent the detonation or defuse the bomb. Classic maps like de_dust2, de_inferno, and de_nuke have defined competitive Counter-Strike for over two decades.

de_biohazard

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Other Bomb Defuse maps