USGS Water-Year Summary 2020
LOCATION - Lat 35°08'58", long 89°59'14" referenced to North American Datum of 1927, Shelby County, TN, Hydrologic Unit 08010210, access road off North Parkway, 0.2 mi south of North Parkway, in Overton Park. Owner: Memphis Park Commission.
WELL CHARACTERISTICS - Depth 59 ft. Upper casing diameter 6 in; top of first opening 53 ft, bottom of last opening 59 ft. Drilled water-table observation well.
DATUM - Land-surface datum is 271.15 ft above North American Vertical Datum of 1988. Measuring point: Notch on top of casing, 2.5 ft above land-surface datum, Jun. 28, 1968 to present.
PERIOD OF RECORD - July 1968 to current year.
GAGE - Water-level recorder and data collection platform -- 60 minute interval.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 20.61 ft below land-surface datum, April 2-3, 2020; lowest recorded, 42.58 ft below land-surface datum, Nov. 01, 1971.