USGS Water-Year Summary 2024
335408117154401 6M2MW9
LOCATION - Lat 33°54'08.32", long 117°15'44.20" referenced to North American Datum of 1983, in sec.23, T.3 S., R.4 W., Riverside County, CA, Hydrologic Unit 18070202,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 1,538.13 ft above North American Vertical Datum of 1988. Measuring point: BLACK MARK ON TOP OF 3-INCH CASING, 1.84 ft above land-surface datum, Sep. 1, 1965 to present. Prior to August 17, 2022, Land-surface datum is 1,538.14 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Water year 2015 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - August 2015 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest daily maximum water level recorded, 1531.59 ft NAVD 88, Mar. 14-15, 2024; lowest daily minimum water level recorded, 1525.24 ft NAVD 88, Dec. 26, 2015.