Data Retrieval - Station Information

Astoria, OR

Station ID: 9439040

Station Information

Latitude: 46° 12.4' N	Mean Range: 6.77 ft.
Longitude: 123° 46.1' W	Diurnal Range: 8.61 ft.
Established: Jul 10 1853
NOAA Chart #: 18521
Time Meridian: 120 W

Water Level Station Image for Astoria, OR

Click for more photos

Data Types Available:

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

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Superceded Bench Mark Data Sheet:	Click HERE -	bench mark sheet on the old Tidal Datum Epoch (1960-1978)
Superceded Datums:	Click HERE -	datums on the old Tidal Datum Epoch (1960-1978)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 9439040 Astoria, OR

1983-2001	1960-1978	Difference:
6.74 ft.	6.73 ft.	0.01 ft.

Location:

To reach the tidal bench marks from Astoria, go east on Highway 30 for about 5 km (3 mi), turn north onto Tongue Point Road and proceed 1.4 km (0.9 mi) to the U.S. Coast Guard Base. The tidal bench marks are located on the U. S. Coast Guard base. The Tide House is located near the SW corner of the U.S. Coast Guard Pier.