USGS Water-Year Summary 2023
390752120091203 T3-3 PIEZO
LOCATION - Lat 39°07'52.21", long 120°09'12.16" referenced to North American Datum of 1983, Placer County, CA, Hydrologic Unit 16050101,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 4.24 ft. Upper casing diameter 1 in; top of first opening 3.75 ft, bottom of last opening 4.08 ft.
DATUM - Land-surface datum is 6,229.86 ft above North American Vertical Datum of 1988. Measuring point: Black mark on top of PVC, 2.42 ft above land-surface datum, Oct. 18, 2019 to present; Black mark on top of PVC, 6232.3 ft above land-surface datum, Oct. 18, 2019 to present.