NAPA, NAPA RIVER, CA - Station ID: 9415623

Established:May 10, 1978
Time Meridian:120° W
Present Installation:May 10, 1978
Date Removed:1979-12-03
Water Level Max (ref MHHW):N/A
Water Level Min (ref MLLW):N/A
Mean Range:5.35 ft.
Diurnal Range:6.86 ft.
Latitude38° 17.9' N
Longitude122° 16.8' W
NOAA Chart#:18654
Met Site Elevation: ft. above
Today's Tides (LST/LDT)
graphical depiction of low tide
5:55 PM
3:43 AMhigh 7.2 ft.
11:05 AMlow -0.6 ft.
5:55 PMhigh 6.1 ft.
11:20 PMlow 2.6 ft.

How to reach: To reach the tidal bench marks from the intersection of State Routes 12, 29 and 221, proceed north on State Route 221 (Napa Vallejo Highway) for 4.5 km (2.8 mi) until it becomes Route 121 (Soscol Avenue), then proceed north on Soscol Avenue for 2.5 km (1.6 mi) to Third Street, then turn left and proceed west on Third Street for about 100 m (328 ft) to the bridge over Napa River. The bench marks are along the bridge and to the west of Napa River. The tide gage and staff were on the seawall at the west side of the bridge.

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