Petaluma River, Upper Drawbridge, CA - Station ID: 9415584

Established:Mar 03, 1977
Time Meridian:120° W
Present Installation:Feb 11, 2014
Date Removed:2014-11-10
Water Level Max (ref MHHW):N/A
Water Level Min (ref MLLW):N/A
Mean Range:5.21 ft.
Diurnal Range:6.65 ft.
Latitude38° 13.7' N
Longitude122° 36.8' W
NOAA Chart#:18654
Met Site Elevation: ft. above
Today's Tides (LST/LDT)
graphical depiction of low tide
1:36 AM
12:51 AMhigh 7.9 ft.
8:38 AMlow -1.0 ft.
3:06 PMhigh 5.6 ft.
8:14 PMlow 2.4 ft.

How to reach: To reach the tidal bench marks from Petaluma, proceed south along U.S. Highway 101 and exit at Lakeville Highway and proceed east to Northwest Pacific Road, then turn right and proceed south on Northwest Pacific Road. The bench marks are along the railroad tracks parallel to U.S. Highway 101 and the tide gage and staff were located on the north side of the Northwestern Pacific Railroad bridge at Petaluma.

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