Battery 204

 (1944-1948) - Battery 204 was a reinforced concrete, World War II 6 inch coastal gun battery on Fort Dearborn (4), Rockingham County, New Hampshire. Battery construction started 9 Jan 1943, was completed 14 Aug 1943 and transferred to the Coast Artillery for use 8 Sep 1944 at a cost of $ 339,029.00. Deactivated in 1948. Site of Air Force radar sites from 1955 to 1968.

World War II
Originally built as a World War II concrete coastal gun battery with two 6" T2-M1 rapid fire guns mounted on M3 Shielded Barbette Carriages (SBC) placed on either side of an earth covered reinforced concrete magazine and support structure. Power was supplied by internal generators and commercial power.



Cold War
During the Cold War Battery 204 was used as Rye Air Force Station (1955-1957) with a TPS-1D radar mounted on top of the battery. From 1957 to June 1968 Battery 204 was the site of an unmanned FPS-14 gap-filler radar site serviced out of North Truro Air Force Station.

Current Status
Part of Odiorne Point State Park, Rockingham County, New Hampshire. No period guns or mounts in place.

See Also:
 * Rye Air Force Station
 * North Truro Air Force Station

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