USGS Water-Year Summary 2019
340136117033904 002S002W02F005S, 6th & E Cluster Well, at Yucaipa, CA
California Coastal Basin aquifers
LOCATION - Lat 34°01'36.37", long 117°03'39.16" referenced to North American Datum of 1983, San Bernardino County, CA, Hydrologic Unit 18070203, at the northwest corner of the intersection of 6th Street and Avenue E, in Yucaipa.
WELL CHARACTERISTICS - Depth 398.7 ft. Upper casing diameter undefined; top of first opening 380 ft, bottom of last opening 400 ft.
DATUM - Land-surface datum is 2,426.41 ft above North American Vertical Datum of 1988. Measuring point: Top of concrete vault (above LSD), 0.50 ft above land-surface datum, Jun. 4, 2003 to Aug. 1, 2019; Top of 2 inch PVC casing, blue mark on south side (below LSD), 0.78 ft below land-surface datum, Jun. 4, 2003 to present.
PERIOD OF RECORD - Water year 2004 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - March 2008 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 244.97 ft below land surface, Oct. 9, 2019; lowest water level recorded, 297.39 ft below land surface, Feb. 27, 2011.