Fort Hase

From FortWiki
Jump to: navigation, search

Fort Hase (1918-1949) - A World War II Coastal Fort first established as Kuwaahoe Military Reservation in 1918, and then as Camp Ulupauin in 1940 and finally Fort Hase in 1942. Located on the eastern portion of the Mokapu Peninsula in Honolulu County, Ohau Island, Hawaii. Named Fort Hase in 1942, after Major General William F. Hase, a Chief of Coast Artillery (1934-1935). Abandoned in 1949.

World War II (1941-1945)

Part of the Harbor Defense of Kaneohe Bay.

President Woodrow Wilson originally designated 322 acres of Mokapu Peninsula on Ohau Island as Kuwaahoe Military Reservation in 1918. The Navy established a small seaplane base there as Naval Air Station Kaneohe Bay in 1939. The coast artillery moved onto the reservation in 1941 and the portion of the reservation occupied by the Coast Artillery became Fort Hase in 1942.

Fort Hase World War II Battery (edit list)
Click on Battery links below
No. Caliber Type Mount Service Years Battery Cost Notes
Battery Pennsylvania 3 14" Navy Turret 1945-1948 $ ? Ulupau Head
Battery 405
Battery Robert E. DeMerritt
2 8" Barbette LR Navy 1944-1948 $ ? Puu Papaa
Battery Sylvester 4 8" Railway 1942-1948 $ ?
Battery 301 2 6" Shielded Barbette 1944-194? $ ? Pyramid Rock
Battery AMTB - Fort Hase 2 90mm Fixed 1943-1946 $ ? Pyramid Rock
Battery 155 - Pyramid Rock 4 155mm Panama Mount 194?-194? $ ? Pyramid Rock
Battery 155 - East Beach 4 155mm Panama Mount 194?-194? $ ? East Beach
Battery 155 - North Beach 4 155mm Panama Mount 194?-194? $ ? North Beach
Source: CDSG

Current Status

Part of Marine Corps Air Station Kaneohe Bay, Honolulu County, Hawaii.

Location: Marine Corps Air Station Kaneohe Bay, Mokapu Peninsula, Honolulu County, Hawaii.

Maps & Images

Lat: 21.445833 Long: -157.769722


  • Grobmeier, Alvin H., Officers of the U.S. Army and Others in Honor of whom Coast Artillery Forts and Batteries in Hawaii Have Been Named, CDSG News, Vol. 6, No. 4 (Nov. 1992), pp. 66-67
  • CDSG


Visited: No

Personal tools