USGS Water-Year Summary 2024
355031081243203 CD-102 GRANITE FALLS RESEARCH STATION BEDROCK WELL
Piedmont and Blue Ridge crystalline-rock aquifers
Regolith
LOCATION - Lat 35°50'31.50", long 81°24'32.70" referenced to North American Datum of 1983, Caldwell County, NC, Hydrologic Unit 03050101, 3.4 mi east of Granite Falls, NC.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 322 ft. Upper casing diameter 6 in; top of first opening 61 ft, bottom of last opening 322 ft.
DATUM - Land-surface datum is 1,279.3 ft above North American Vertical Datum of 1988. Measuring point: UNKNOWN MP HISTORY - AQ MIG, 3.83 ft above land-surface datum, Sep. 16, 2010 to Mar. 12, 2011; Rim of casing, 2.46 ft above land-surface datum, Mar. 14, 2011 to present.
PERIOD OF RECORD - March 2011 to current year.
PRECIPITATION: March 2011 to October 2022, published as station 355031081243245.
GAGE - Water-level recorder collecting data at 15 minute intervals. Satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 10.85 ft below land-surface datum, March 4, 2019; lowest water level recorded, 26.43 ft below land-surface datum, March 23, 2017.