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CHEHALIS RIVER NEAR MONTESANO
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Latitude (degrees, minutes, and seconds)...... 465745
Longitude (degrees, minutes, and seconds)..... 1233612
State ........................................ Washington
County ....................................... Grays Harbor
Hydrologic Unit .............................. 17100104
River Mile (miles above confluence)........... 13.2
Drainage Area (square miles).................. 1780
Gage Datum (feet above NGVD 1929)............. 3.32
Gage Datum (feet above NAVD 1988)............. 0.0
---Period(s) of Record---
1 2001.08.30-Current Questions? Ask us
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The variation in the data is partly due to the effect of tides in Grays Harbor.
Gage datum is in feet to NAVD 1988, add 3.32 to convert to NGVD of 1929.
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Funds for the operation of the gage are provided by
USGS NSIP.
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