USGS Water-Year Summary 2024
340541117074403 001S002W07Q003S, Cone Camp Cluster Well near Redlands, CA
California Coastal Basin aquifers
LOCATION - Lat 34°05'40.98", long 117°07'43.76" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 sec.07, T.1 S., R.2 W., San Bernardino County, CA, Hydrologic Unit 18070203, in the San Bernardino Valley Water Conservation District's percolation basin compound, near the right bank of the Santa Ana River, near Redlands.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 308.4 ft. Upper casing diameter 2 in; top of first opening 280 ft, bottom of last opening 300 ft.
DATUM - Land-surface datum is 1,638.72 ft above North American Vertical Datum of 1988. Measuring point: Top of 2 inch pvc casing, red mark on south side (above LSD), 0.85 ft above land-surface datum, Oct. 9, 1997 to present; Top of concrete vault (above LSD), 2.0 ft above land-surface datum, Oct. 9, 1997 to Aug. 2, 2019. Prior to 12/8/2009 land-surface datum is 1638.90 ft above North American Vertical Datum of 1988. Between 12/8/2009 and 10/2/2023 11:15 land-surface datum is 1,638.62 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Water year 1998 to current year.
GAGE - Electronic data logger until February 2016, when removed. Logger was re-installed in February, 2017.
PERIOD OF DAILY RECORD - June 1998 to June 1999, October 1999 to October 2000, May 2001 to January 2005, May to October 2005, December 2005 to February 2016. October 2016 to current water year.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 49.51 ft., below land surface, May 29, 2011; lowest water level measured, well dry at times.