HMS Sarepta
# HMS Sarepta

50°34′08″N 2°27′02″W﻿ / ﻿50.56889°N 2.45056°W﻿ / 50.56889; -2.45056

RNAS Portland was an air station of the Royal Navy from 1917.

The site was first built in 1917 as HMS Sarepta within the confines of Portland Harbour as a seaplane base; the aircraft operating from the base's slipways.

In 1959 it became RNAS Portland (HMS Osprey)

