USGS Water-Year Summary 2024
354649078400701 WK-427 ROCKY BRANCH RESEARCH STATION RB-1 AT RALEIGH, NC (REGOLITH)
Piedmont and Blue Ridge crystalline-rock aquifers
Saprolite
LOCATION - Lat 35°46'49", long 78°40'07" referenced to North American Datum of 1983, Wake County, NC, Hydrologic Unit 03020201,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 18 ft. Upper casing diameter 4 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 325.16 ft above North American Vertical Datum of 1988. Measuring point: TOC, 3.4 ft above land-surface datum, Jun. 3, 2019 to present.
PERIOD OF RECORD - Continuous record June 2019 to current.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 2.56 ft. below land-surface datum, December 17, 2023; lowest water level measured, 6.36 ft. below land-surface datum, September 28, 2022.