USGS Water-Year Summary 2025
12178900 SKAGIT RIVER BELOW DAMNATION CREEK NEAR MARBLEMOUNT, WA
LOCATION - Lat 48°37'30.80", long 121°20'23.60" referenced to North American Datum of 1983, in sec.11, T.36 N., R.11 E., Skagit County, WA, Hydrologic Unit 17110005,
SURFACE-WATER RECORDS
PERIOD OF RECORD - Gage height data from September 26, 2020 to current year.
GAGE - Datum of gage is 393.33 ft. above NAVD of 1988 (USGS differential level survey, 3/2021).
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 23.21 ft., Nov. 15, 2021; minimum gage height, 6.15 ft., Sept. 2, 2021.