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

Page Loading - Please Wait...

Click to hideNews Bulletins

Water-Year Summary for Site 340716117230601

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(Min.,Max.,Med.)  
72019 Water level, depth LSD(Max.,Min.,Med.)  

Water year 2023: 2022-10-01 to 2023-09-30

Print this page
USGS Water-Year Summary 2023
340716117230601 001S005W03A003S, Cactus Reservoir Cluster Well at Rialto, CA
California Coastal Basin aquifers
LOCATION - Lat 34°07'16.10", long 117°23'06.22" referenced to North American Datum of 1983, in sec.00, T.4 N., R.25 W., San Bernardino County, CA, Hydrologic Unit 18070203, in City of Rialto Well No. 4/Cactus Reservoir complex, in Rialto.
WELL CHARACTERISTICS - Depth 873.4 ft. Upper casing diameter 1.94 in; top of first opening 855 ft, bottom of last opening 875 ft.
DATUM - Land-surface datum is 1,357.5 ft above North American Vertical Datum of 1988. Measuring point: TOP OF PVC CASING IN VAULT, 0.01 ft below land-surface datum, Jul. 30, 2005 to present. Prior to October 6th, 2022, Land-surface datum is 1,357.50 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Water year 2008 to current year.
GAGE - Electronic data logger.
REMARKS - The Cactus Reservoir cluster wells consist of six continuous record groundwater wells, located in a common ground-level vault. The individual stations are well 1S/5W-3A3, station 340716117230601; well 1S/5W-3A4, station 340716117230602; well 1S/5W-3A5, station 340716117230603; well 1S/5W-3A6, station 340716117230604; well 1S/5W-3A7, station 340716117230605; and well 1S/5W-3A8, station 340716117230606.
PERIOD OF DAILY RECORD - July 2008 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 367.38 ft below land surface, July 7, 2008; lowest water level recorded, 416.42 ft below land surface, June 16, 2022.