Army Star

Pueblo Chemical Depot Army Base

United States Army Chemical Materials Activity
45825 CO-96, Pueblo, CO 81006

Pueblo Chemical Depot

Pueblo Chemical Depot is a chemical weapons storage site located in Pueblo County, Colorado, and spans across 23,000 acres. The installation reports to the U.S. Army Chemical Materials Activity and is responsible for the safe and secure storage of the chemical weapons stockpile in Colorado. The Depot is one of two remaining Army installations in the United States that stores chemical weapons. Today, the Depot ensures the safe, secure storage of the chemical weapons stockpile until it is destroyed and is preparing for depot closure. The chemical stockpile is comprised of 2,600 tons of mustard agent in approximately 780,000 munitions. The Program Executive Office, Assembled Chemical Weapons Alternatives, (PEO-ACWA), is the Department of Defense program responsible for the destruction of chemical weapons in Colorado. Working in partnership with the community, the Army selected neutralization followed by biotreatment to destroy the chemical weapons stockpile at PCD.

Arriving at Pueblo Chemical Depot

Pueblo Chemical Depot is 11 miles away from Pueblo Memorial Airport.


Directions from Pueblo Memorial Airport:

  • Get on US-50 E from Keeler Parkway
  • Take exit towards Pueblo/Chemical Depot
  • Continue on 3rd street until it becomes Arterial road W

Base Population

Approximately 112 people account for the military population at Pueblo Chemical Depot.