Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 324416117042002

Click to hide Water-Year Summary instructions and information
  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
62611 Elevation, GW, NAVD88(Max.,Min.,Med.)  
72019 Water level, depth LSD(Max.,Min.,Med.)  

Water year 2019: 2018-10-01 to 2019-09-30

Print this page
USGS Water-Year Summary 2019
324416117042002 016S002W34G002S
LOCATION - Lat 32°44'15.94", long 117°04'20.06" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 NE 1/4 sec.34, T.16 S., R.2 W., San Diego County, CA, Hydrologic Unit 18070304,
WELL CHARACTERISTICS - Depth 780 ft. Upper casing diameter 1.94 in; top of first opening 760 ft, bottom of last opening 780 ft.
DATUM - Land-surface datum is 345.84 ft above North American Vertical Datum of 1988. Measuring point: Even level with top of vault directly over casing above lsd, 0.50 ft above land-surface datum, Jun. 8, 2011 to present; Black mark top of 2 inch pvc casing below lsd, 0.24 ft below land-surface datum, Jun. 8, 2011 to present.
PERIOD OF RECORD - October 2011 to current year.
GAGE - Electronic data logger and pressure sensor.
REMARKS - Records rated good. Sudden water-level changes may be attributed to nearby anthropogenic effects such as pumping and sampling. Chollas Park Cluster Wells consist of six continuous record groundwater wells, located in a common ground-level vault.
PERIOD OF DAILY RECORD - October 2011 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest daily maximum water level recorded, 114.31 ft NAVD 88, May. 22, 2019; lowest daily minimum water level recorded, 108.36 ft NAVD 88, Oct. 27, 2011.