USGS Water-Year Summary 2024
354649078400702 WK-428 ROCKY BRANCH RESEARCH STATION RB-2 AT RALEIGH, NC (BEDROCK)
Piedmont and Blue Ridge crystalline-rock aquifers
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 100 ft. Upper casing diameter 6 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 320 ft above North American Vertical Datum of 1988. Measuring point: TOC, 3.36 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, 3.84 ft. below land-surface datum, February 06, 2020; lowest water level measured, 6.54 ft. below land-surface datum, September 07, 2021.