USGS Water-Year Summary 2023
350653106311602 10N.04E.09.214A 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 May 11, 2023 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. Discrete water levels have previously been published on NWIS Web using old datum(s).
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 1,045 ft. Upper casing diameter 2.5 in; top of first opening 1,020 ft, bottom of last opening 1,040 ft.
DATUM - Land-surface datum is 5,571 ft above North American Vertical Datum of 1988. Measuring point: TOP OF CASING, 1.29 ft above land-surface datum, Jul. 18, 1997 to present.
PERIOD OF RECORD - 1998 to current year
GAGE - Data logger with differential pressure transducer
EXTREMES FOR PERIOD OF RECORD - Highest: 705.07 ft. below land surface datum on May 20, 2013; Lowest: 726.04 ft. below land surface datum on September 29, 2008