Found 3 places
Latitude: 21.2848 (21°17′5″N), Longitude: -157.8413 (157°50′29″W)
Site: state.hi.us/dlnr/dbor/oahuharbors/alawaihrbr.htm
Latitude: 21.2924 (21°17′33″N), Longitude: -157.8564 (157°51′23″W)
Latitude: 21.3196 (21°19′10″N), Longitude: -157.8937 (157°53′37″W)