USGS Water-Year Summary 2024
321547111144001 (D-13-11)29cdd
LOCATION - Lat 32°15'47", long 111°14'40" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 SW 1/4 sec.29, T.13 S., R.11 E., Pima County, AZ, Hydrologic Unit 15050304, within the Avra Valley ground-water basin on Mile Wide Road along CAP canal. Owner: U.S. Geological Survey.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 790 ft. Upper casing diameter 6. in; top of first opening 340 ft, bottom of last opening 790 ft.
DATUM - Land-surface datum is 2,192 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF EXTENSOMETER PIPE, 1.00 ft above land-surface datum, Oct. 12, 2001, to present.
PERIOD OF RECORD - Mar. 1989 to current year.
GAGE - Water-level and compaction recorders.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 288.6 ft below land-surface datum, Aug. 10, 2015; lowest recorded, 361.5 ft below land-surface datum, Mar. 22, 1998.