SGC Facilities and Technology
Levels The SGC extends many levels beneath the ground, officially called sub-levels.
Level 1- Entrance, air conditioning/purification system, elevator (1-12), cargo elevator (1-12)
Level 2- NORAD (North American Aerospace Defense Command) The nearest secure phone above the SGC commander's office is there.
Level 3- Accounting department
Level 4-IOA sub offices, secondary mess hall Level
5- Homeworld Security sub offices, main storage part A
Level 6- Main storage part B Level
7- Main storage part C, specialised and non-perishable foodstuffs storage
Level 8- Internal power generation plant, internal reactor
Level 9- Internal power distribution grid Level
10- Secondary air flow system, water purification and storage tanks part A
Level 11- Elevator to surface (1-11), security checkpoint, water purification and storage tanks part B, electrical substation (1-11)
Level 12- On base housing for mission/critical personnel cargo elevator (1-12) & (12-28)
Level 13- On base housing for mission/critical personnel
Level 14- On base housing for mission/critical personnel
Level 15- On base housing for SGC civilian personnel
Level 16- Secondary command bunker/security station, holding/isolation cells, small mess hall
Level 17- Meeting room, firing range. This level is currently undeveloped, set aside for future use. As necessary, Level 17 may be used as a storage facility, makeshift triage centre or indoor firing range. When the Asgard Thor brokered a treaty between Earth and the Goa'uld System Lords, represented by Cronus, Nirrti and Lord Yu, portions of this level were converted into a meeting room for the delicate negotiations.
Level 18- SGC Department Of Research And Development, civilian science labs, Dr. Daniel Jackson's Lab
Level 19- Science Labs: Lt. Col Samantha Carter, Dr. Jay Felger, Dr. Bill Lee, observation rooms, diagnostic imaging, secondary base armory, emergency hazmat station
Level 20- Base Manufacturing Station
Level 21- Infirmary, isolation/quarantine rooms, intensive care, gym/physical rehabilitation, surgical facilities, medical labs, CMO (Chief Medical Officer) offices,
Level 22- Main mess hall, officers mess hall/commissary, foreign/off-world delegates quarters, main kitchen
Level 23- Emergency battery power, secondary and emergency engineering and power grids. Level 23's power resources were utilized by aliens to operate their transformation technology during a foothold [alien incursion of the SGC] situation.
Level 24- Main archive storage, UAV, MALP and FRED drone bays, maintenance garages, SGC mainframe computer.
Level 25- On-base housing for senior Staff/VIP/SG teams, SG teams staging and locker areas
Level 26- Additional senior housing, storage
Level 27- Briefing room, SGC Commander's office, senior staff offices Level
28- Gate Room, Stargate control room, MALP room, armory, SGC self-destruct
While the SGC is deep under Cheyenne Mountain near Colorado Springs, a self-destruct is in place in the event of an incursion.