USGS Water-Year Summary 2020
340248117020902 001S002W36A003S, Wilson Creek Cluster Well near Yucaipa, CA
California Coastal Basin aquifers
LOCATION - Lat 34°02'48.57", long 117°02'09.16" referenced to North American Datum of 1983, San Bernardino County, CA, Hydrologic Unit 18070203, in NE 1/4 NE 1/4 sec.36, T.1 S., R.2 W., near the intersection of Oak Glen Road and Bryant Street, near Yucaipa.
WELL CHARACTERISTICS - Depth 658.3 ft. Upper casing diameter 2 in; top of first opening 640 ft, bottom of last opening 660 ft.
DATUM - Land-surface datum is 2,753.09 ft above North American Vertical Datum of 1988. Measuring point: Top of concrete vault (above LSD), 0.50 ft above land-surface datum, Apr. 1, 2002 to Jul. 31, 2019; Top of 2 inch PVC casing, blue mark on west side (below LSD), 0.89 ft below land-surface datum, Apr. 1, 2002 to present.
PERIOD OF RECORD - Water year 2001 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - July 2002 to December 2008, July 2009 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 245.60 ft below land surface, Dec. 10, 2019; lowest water level measured, 465.22 ft below land surface, Sept. 17, 2007.