USGS Water-Year Summary 2024
340541117074406 001S002W07Q006S, Cone Camp Cluster Well near Redlands, CA
California Coastal Basin aquifers
LOCATION - Lat 34°05'41.02", long 117°07'43.49" 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.
REVISIONS HISTORY - Revisions: All data from 4/25/2024 to 6/5/2024 was revised due to corrections applied from an erroneous water level sounding.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 76.5 ft. Upper casing diameter 2 in; top of first opening 65 ft, bottom of last opening 75 ft.
DATUM - Land-surface datum is 1,639.32 ft above North American Vertical Datum of 1988. Measuring point: Top of concrete vault (above LSD), 2.0 ft above land-surface datum, May 1, 1998 to Aug. 2, 2019; Top of 2 inch PVC casing, black mark on west side, (above LSD), 0.89 ft above land-surface datum, Dec. 15, 2009 to present. Prior to November 14, 2023, Landâsurface datum is 1639.31 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Water year 1998 to current year.
GAGE - Electronic data logger. Data logger was removed on Feb. 23, 2016 and then reinstalled April 11, 2016.
PERIOD OF DAILY RECORD - August 1998, May to July 2005, September 2005, April to June 2006, May 2009 to February 2016. April 2016 to current.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 9.08 ft below land surface, May 1, 2011; lowest water level recorded, well dry at times.