USGS Water-Year Summary 2025
390752120091204 T3-4 PIEZO
LOCATION - Lat 39°07'52.11", long 120°09'12.08" referenced to North American Datum of 1983, Placer County, CA, Hydrologic Unit 16050101,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 2.14 ft. Upper casing diameter 1 in; top of first opening 1.65 ft, bottom of last opening 1.98 ft.
DATUM - Land-surface datum is 6,228.63 ft above North American Vertical Datum of 1988. Measuring point: Black mark on top of PVC, 3.01 ft above land-surface datum, Oct. 18, 2019 to present; Black mark on top of PVC, 6231.6 ft above land-surface datum, Oct. 18, 2019 to present.