USGS Water-Year Summary 2024
355031081243202 CD-101 GRANITE FALLS RESEARCH STATION TRANSITION ZONE WELL
Piedmont and Blue Ridge crystalline-rock aquifers
Transition Zone
LOCATION - Lat 35°50'31.12", long 81°24'32.64" 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 42 ft. Upper casing diameter 4 in; top of first opening 27 ft, bottom of last opening 37 ft.
DATUM - Land-surface datum is 1,276.5 ft above North American Vertical Datum of 1988. Measuring point: UNKNOWN MP HISTORY - AQ MIG, 2.82 ft above land-surface datum, Sep. 15, 2010 to Mar. 12, 2011; Rim of casing, 2.61 ft above land-surface datum, Mar. 14, 2011 to present.
PERIOD OF RECORD - September 2010 to current year. Continuous 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, -1.03 ft above land-surface datum, November 15, 2020; lowest water level recorded, 17.99 ft below land-surface datum, March 26, 2017.