USGS Water-Year Summary 2024
374012105410401 NA04001232BAA RG42
Rio Grande aquifer system
Cenozoic Erathem
LOCATION - Lat 37°40'12", long 105°41'04" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 NW 1/4 sec.032, T.40 N., R.12 E., Alamosa County, CO, Hydrologic Unit 13010003, 0.5 mi north of County Lane 6, 1.6 mi east of San Luis Lake, 7.4 mi east of State Hwy 17, and 10.2 mi west-northwest of Alamosa.
REVISIONS HISTORY - April 2022: water levels, Jan. 1, 1978, to Apr. 30, 1978, water levels did not correspond with cooperator database, Apr. 26, 2022.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 30 ft. Upper casing diameter 6 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 7,539 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 1.7 ft above land-surface datum, Sep. 5, 1974 to present.
PERIOD OF RECORD - April 2017 to present.
GAGE - Water-level recorder with satellite telemetry.
EXTREMES FOR PERIOD OF RECORD - Maximum instantaneous water level, 5.92 ft below land-surface datum, June 24, 2019; minimum instantaneous water level, 6.95 ft below land-surface datum, Sept. 27, 2023.