PUEBLO, Colo. (AP) — The Army says it has reached a milestone at a Colorado chemical weapons depot by destroying more than 75% of decades-old shells containing mustard agent. Walton Levi, site project ...

PUEBLO (AP) — The Army has destroyed about half of the 2,600 tons (about 2,360 metric tons) of mustard agent contained in decades-old shells stored at a southern Colorado chemical depot. Walton Levi, ...

Disposal of one-ton containers of mustard agent has resumed at the Umatilla Chemical Depot after an annual maintenance outage at a metal parts furnace in the Umatilla Chemical Agent Disposal Facility.

The Pueblo Chemical Agent-Destruction Pilot Plant, or PCAPP, in Colorado is celebrating the successful destruction of 100,000 munitions from a U.S. stockpile. Destruction of the munitions is required ...

Authorities at Aberdeen Proving Ground responded to an accidental release of a harmful mustard agent at Edgewood Friday morning that left one worker hospitalized and two others under observation. At ...

PUEBLO, Colo. (AP) — The Army says it has reached a milestone at a Colorado chemical weapons depot by destroying nearly 300,000 decades-old artillery shells containing mustard agent. Walton Levi, site ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. PUEBLO, Colo. (AP) — The Army says it has ...