USGS Water-Year Summary 2023
390807120090803 T5-3 PIEZO
LOCATION - Lat 39°08'07.12", long 120°09'08.02" referenced to North American Datum of 1983, Placer County, CA, Hydrologic Unit 16050101,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 4.66 ft. Upper casing diameter 1 in; top of first opening 4.17 ft, bottom of last opening 4.5 ft.
DATUM - Land-surface datum is 6,230.61 ft above North American Vertical Datum of 1988. Measuring point: Black mark on top of PVC, 2.05 ft above land-surface datum, Oct. 18, 2019 to present; Black mark on top of PVC, 6233.1 ft above land-surface datum, Oct. 18, 2019 to present.