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Sand Island, Midway IslandsStation ID: 1619910
Station Information

Latitude: 28° 12.7' N Mean Range: 0.86 ft.
Longitude: 177° 21.6' W Diurnal Range: 1.25 ft.
Established: Feb 2 1947
Present Installation: Jan 28 1989
NOAA Chart #: 19481
Time Meridian: 165 W
            
Water Level Station Image for Sand Island, Midway Islan

Data Types Available:

Primary Water Level
Primary Water Level
Backup Water Level
Air Temperature
Water Temperature
Water Temperature
Barometric Pressure
Primary Water Level

Station and Bench Mark Drawing

Click HERE for Drawing
(Not for navigational use)

Station Location Chartlet

Click HERE for Map
(Not for navigational use)

EPOCH Update Information:

EPOCH Datum Comparison: Click HERE - check datum differences between the old epoch (1960-1978) and the new epoch (1983-2001)
Superceded Bench Mark Data Sheet: Click HERE - bench mark sheet on the old Tidal Datum Epoch (1960-1978)
Superceded Datums: Click HERE - datums on the old Tidal Datum Epoch (1960-1978)
Mean Sea Level Differences List: Click HERE - mean sea level differences between the two epochs for all stations.
Mean Sea Level Difference:
for 1619910 Sand Island, Midway Islan
1983-20011960-1978Difference:
3.35 ft. 3.27 ft. 0.08 ft.

Location:

To reach the tidal bench marks from the Midway Air Terminal proceed east on Peters Avenue, turn right (SE) onto Nimitz Avenue at Midway Mall, proceed then turn left (ENE) onto Cannon Avenue and follow Cannon Avenue as it winds north to Hennessy Avenue. Go east (right) on Hennessy until the small boat basin seawall terminates. The tidal bench marks are located along the roads leading from the air terminal to Pier 6 and around the boat basin. The tide house is located at the NE corner of the small boat basin.
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