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Water-Year Summary for Site USGS 340804117221601

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
62611 Elevation, GW, NAVD88(Med.,Max.,Min.)  
72019 Water level, depth LSD(Max.,Min.,Med.)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
340804117221601 001N005W35B001S, Easton Reservoir Cluster Well at Rialto, CA
California Coastal Basin aquifers
LOCATION - Lat 34°08'04.24", long 117°22'21.65" referenced to North American Datum of 1983, in sec.35, T.1 N., R.5 W., San Bernardino County, CA, Hydrologic Unit 18070203, in a city of Rialto reservoir facility, at the intersection of Riverside Avenue and Easton Street, in Rialto.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 927.9 ft. Upper casing diameter 2 in; top of first opening 910 ft, bottom of last opening 930 ft.
DATUM - Land-surface datum is 1,416.12 ft above North American Vertical Datum of 1988. Measuring point: Top of casing.; 11.514 ft, 0.83 ft below land-surface datum, Mar. 6, 2013 to present. Prior to 10/04/2022, Land-surface datum was 1,416.28 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Water year 1993 to current year.
GAGE - Electronic data logger.
REMARKS - The Easton Reservoir cluster wells consist of four continuous record groundwater wells, located in a common ground-level vault. The individual stations are well 1N/5W-35B1, station 340804117221601; well 1N/5W-35B2, station 340804117221602; well 1N/5W-35B3, station 340804117221603; and well 1N/5W-35B4, station 340804117221604.
PERIOD OF DAILY RECORD - Water year 1995 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 281.62 ft below land surface, April 26, 1996; lowest water level recorded, 348.51 ft below land surface, December 7 and 8, 2022.