USGS Water-Year Summary 2023
11421780 Chicago Park Flume near Dutch Flat, CA
LOCATION - Lat 39°12'55", long 120°50'23" referenced to North American Datum of 1927, Nevada County, CA, Hydrologic Unit 18020126, on left bank 670 ft downstream from Dutch flat Afterbay, and 0.6 mi north of Dutch Flat.
SURFACE-WATER RECORDS
PERIOD OF RECORD - November 1965 to current year.
GAGE - Water-stage recorder. Elevation of gage is 2,600 ft above NGVD of 1929, from topographic map.
COOPERATION - Records were collected by Nevada Irrigation District, under general supervision of the U.S. Geological Survey, in connection with Federal Energy Regulatory Commission project no. 2266.