HAW-1
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HAW-1 was the first submarine telephone cable laid between Hawaii and the mainland United States. HAW-1 was laid in 1957, and consisted of two cables, each transmitting in one direction over 36 channe
HAW-1 cable pairs seen underwater in Hanauma Bay Nature Preserve, Oahu in June 2021. Degradation of the cable armor is visible.
Hanauma Bay presumed beach vaults, March 2022.
HMTS Monarch (1945)
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HMTS Monarch, launched on 8 August 1945 and completed during February 1946, was the fourth cable ship with that name. The ship was built for the General Post Office for the laying and repair of submar
HAW-1
…Simplex Wire & Cable Co. (2,380 nm), the cable was commissioned by the Long Lines division of AT&T and the Hawaiian Telephone Company. The cableship HMTS Monarch commenced laying the cable from Point Arena (San Francisco) on July 15, 1957, and after laying 1900 miles met in mid-ocean with CS Ocean Layer, which…
Bell from cable ship HMTS Monarch, on display at Porthcurno Telegraph Museum, January 2019.