USGS Water-Year Summary 2025
350653106311603 10N.04E.09.214B MATHESON MIDDLE SCHOOL
Rio Grande aquifer system
Santa Fe Group, Upper Part
LOCATION - Lat 35°06'53.19", long 106°31'18.56" referenced to North American Datum of 1983, in SE 1/4 NW 1/4 NE 1/4 sec.09, T.10 N., R.4 E., Bernalillo County, NM, Hydrologic Unit 13020203,
REVISIONS HISTORY - Prior to August 16, 2024 the datum of the site was 5575 ft above NGVD29 (determined via topographic map) and updated to 5571 ft above NAVD88 (determined via Lidar) on September 15, 2017. Previous measuring point value was 1.47 this was updated to 1.28 based on levels ran during 2024 NAVD88 survey. Discrete water levels have previously been published on NWIS Web using old datum(s) and measuring point value.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 705 ft. Upper casing diameter 2.5 in; top of first opening 600 ft, bottom of last opening 700 ft.
DATUM - Land-surface datum is 5,573.26 ft above North American Vertical Datum of 1988. Measuring point: TOP OF CASING, 1.28 ft above land-surface datum, Jul. 18, 1997 to present.
PERIOD OF RECORD - 1998 to current year
GAGE - Campbell CR10 data logger and differential pressure transducer
EXTREMES FOR PERIOD OF RECORD - Highest: 573.34 ft. below land surface datum on July 26, 2013; Lowest: 582.41 ft. below land surface datum on April 27, 1999