Facility Locations

Sector A - Geothermal Sublevel
The Geothermal sublevel spans levels 1 through -2. The sector houses the Geothermal Wells and other equipment used to generate power for the facility.
 * Turbine Hall
 * Tram Station 1
 * Geothermal Walkway
 * Lower Atrium

Sector B - Maintenance and Utilities Sector
The Maintenance and Utilities Sector spans Level 2 (with a much lower area accessible) and houses miscellaneous utilities for the running of the facility. This also houses larger laboratories that can't fit in Sector C.


 * Waste Silo 1
 * Waste Silo 2

Sector C - General Research and Development Sector
The General Research and Development Sector spans levels 2, 3, and 4; houses most of the laboratories in the facility, and is split into East and West areas. This sector also houses the Cargo Bay and Logistics Hub.

Miscellaneous Locations

 * Tram Station 2
 * Tram Station 4
 * Tram Station 6
 * Server Room
 * Cargo Bay
 * Atrium Lounge
 * Maintenance Walkway
 * SMA Room
 * Level 2 East Living Quarters
 * Level 3 North Living Quarters

Sector C East Labs

 * 1) Headcrab Parasitology Lab
 * 2) Seed Bank
 * 3) Hydroponics Farm
 * 4) Z-Pinch Lab
 * 5) Helium Lab and Cold Storage
 * 6) Cloning Lab
 * 7) Unused Lab Space
 * 8) Unused Lab Space

Sector C West Labs

 * 1) Unused Lab Space
 * 2) Water Distillation Lab
 * 3) Helium Lab and Cold Storage
 * 4) Chemical Laser Lab
 * 5) Genetics Lab
 * 6) Waveform Manipulation Lab

Sector D - Administration and Recreation Sector
The Administration and Recreation Sector spans levels 4, 5, and 6 and houses living space and recreation space for members of the facility. The sector also houses the Security and Safety areas, as well as the exit points.


 * Reception lobby
 * Control Room
 * Cafeteria
 * Freight Checkpoint
 * Topside Stairwell
 * Tram Station 3
 * Infirmary
 * Level 5 North Living Quarters
 * Level 5 South Living Quarters
 * Topside Access Point


 * Unused room™
 * Accounting

Areas in the Safety Department

 * Safety Department Lobby
 * Emergency Management Office
 * Simulation Area
 * Clean Room
 * Safety Demos

Areas in the Security Department

 * Security Armory
 * Firing Range
 * Security Atrium(s)
 * Detention Block
 * Questioning Room
 * Lounge
 * Training Area
 * Overseers Office
 * Security Office
 * Meeting Room A

Sector E - Materials Research and Handling Sector
The Materials Research and Handling Sector is the smallest sector so far, spanning only level 3 (with the Tram Station dipping into Level 2) and houses only 2 lab spaces so far.
 * Unused Lab Space (E-01)
 * Geological Survey Lab (E-02)
 * Unknown lab involving lasers (E-03)
 * Unused Lab Space (E-04)
 * Tram Station 5

Other Locations
Areas in this category span multiple sectors or cannot be placed into any specific sector.


 * Atrium
 * Maintenance Junction
 * Ventilation
 * FRS Room
 * Surface
 * Tram Tunnels
 * Contingency Room A