USS Obstructor (ACM-7) Areas With Asbestos Exposure

USS Obstructor was a Chimo-class minelayer laid down in 1942 as USAMP 1st Lt. William G. Sylvester and commissioned on April 1, 1945 as USS Obstructor under Lt. Sammie Smith’s command with the hull number ACM-7 and served in the US Navy for 1 year until it was decommissioned on June 28, 1946. During its activities, the ship carried a complement of 69 people on board and had the main missions in Norfolk, Panama Canal, San Diego, the Marshalls, the Marianas, Manila, Haiphong, or San Francisco. After the decommissioning, the ship was struck from the Navy List on July 19, 1946 but it was acquired by the US Coast Guard and commissioned as USCGC Heather (WAGL-331) in 1947 and it was in service for another 20 years until it was finally decommissioned. 

High risk of asbestos exposure

  • Engine Rooms
  • Damage Control Room
  • Pump Room
  • Propulsion Room

Medium risk of asbestos exposure

  • Powder and Shot Magazine
  • Ward Room

Low risk of asbestos exposure

Shipmates on USS Obstructor (ACM-7)

WILLIAM E. MACKENZIE

unknown age

Uncertain N/A

MELVIN EDSEL HAAS

unknown age

Uncertain N/A

ROY LEE CASWELL

unknown age

Uncertain N/A

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