USGS Water-Year Summary 2021
340046117020803 002S002W12H003S, Equestrian Park Groundwater Monitoring Well near Yucaipa, CA
California Coastal Basin aquifers
LOCATION - Lat 34°00'46.50", long 117°02'11.01" referenced to North American Datum of 1983, San Bernardino County, CA, Hydrologic Unit 18070203, in SE 1/4 NE 1/4 sec.12, T.2 S., R.2 W., near the entrance to Equestrian Park, near Yucaipa.
WELL CHARACTERISTICS - Depth 528.3 ft. Upper casing diameter 2 in; top of first opening 510 ft, bottom of last opening 530 ft.
DATUM - Land-surface datum is 2,559.47 ft above North American Vertical Datum of 1988. Measuring point: Top of 2 inch PVC casing, blue mark on south side (below LSD), 1.38 ft below land-surface datum, Jul. 13, 1998 to present; Top of concrete vault (above LSD), 0.50 ft above land-surface datum, Jul. 13, 1998 to Aug. 1, 2019.
PERIOD OF RECORD - Water year 1998 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - June 2002 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 335.83 ft below land surface, June 28, 2002; lowest water level measured, 357.94 ft below land surface, April 2, 2016.