USGS Water-Year Summary 2019
323808117060405 018S002W05J005S, Lagoon Drive Cluster Well near Chula Vista, CA
LOCATION - Lat 32°38'08.0", long 117°06'04.9" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 SE 1/4 sec.05J, T.18 S., R.2 W., San Diego County, CA, Hydrologic Unit 18070304,
WELL CHARACTERISTICS - Depth 200 ft. Upper casing diameter 1.94 in; top of first opening 180 ft, bottom of last opening 200 ft.
DATUM - Land-surface datum is 18.12 ft above North American Vertical Datum of 1988. Measuring point: Even level with top of vault, 2.73 ft above land-surface datum, Mar. 25, 2017 to present; Black mark on top of PVC casing, 0.79 ft above land-surface datum, Dec. 20, 2017 to present.
PERIOD OF RECORD - Water years 2017 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - Apr 2017 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest daily maximum water level recorded, 4.37 ft NAVD 88, Jun. 24, 2017; lowest daily minimum water level recorded, -2.44 ft NAVD 88, Oct. 6, 2019.