USGS Water-Year Summary 2019
323932117050802 017S002W28R005S, Sweetwater Desalination Plant Cluster Wells Near Chula Vista, CA
California Coastal Basin aquifers
LOCATION - Lat 32°39'32.53", long 117°05'08.08" referenced to North American Datum of 1983, in NW 1/4 SW 1/4 SW 1/4 sec.28, T.17 S., R.2 W., San Diego County, CA, Hydrologic Unit 18070304,
WELL CHARACTERISTICS - Depth 1,320 ft. Upper casing diameter 1.94 in; top of first opening 1,300 ft, bottom of last opening 1,320 ft.
DATUM - Land-surface datum is 17.4 ft above North American Vertical Datum of 1988. Measuring point: Even level with top of vault, (above LSD) ARTESIAN, 1.80 ft above land-surface datum, Aug. 12, 2009 to present; Top of 2 inch PVC casing, black mark on south side (above LSD), 0.59 ft above land-surface datum, Aug. 12, 2009 to present.
PERIOD OF RECORD - Water year 2010 to current year.
GAGE - Electronic data logger and pressure sensor.
PERIOD OF DAILY RECORD - December 2009 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest daily maximum water level recorded, -3.90 ft NAVD 88, July 16, 2017; lowest daily minimum water level recorded, -63.78 ft NAVD 88, April 4, 2019.