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- 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.
USGS Water-Year Summary 2024
09486520 SANTA CRUZ RIVER AT TRICO ROAD, NEAR MARANA, AZ
LOCATION - Lat 32°28'17", long 111°18'25" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.15, T.11 S., R.10 E., Pima County, AZ, Hydrologic Unit 15050303, on right bank 750 ft upstream from Trico Road bridge, 5 mi west of Marana, and 24 mi northwest of Tucson.
DRAINAGE AREA - 3,641 mi². of which 397 mi² are in Mexico.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Apr. 1989 to current year.
GAGE - Water-stage recorder. Elevation of gage is 1,910 ft above sea level, from topographic map.
REMARKS - Records good except for estimated daily discharges and those above 300ft³/s, which are poor. Base flow is effluent from combined municipal sewage treatment plants at Ina Road, 17.6 mi upstream, and Roger Road, 20 mi upstream.
EXTREMES FOR PERIOD OF RECORD - Maximum mean daily discharge, 27,200 ft³/s, July 31, 2006; minimum, no flow for many days several years.
