USGS Water-Year Summary 2024
373904118570702 003S027E25N002M
LOCATION - Lat 37°39'04.7", long 118°57'07.4" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 SW 1/4 sec.25N, T.3 S., R.27 E., Mono County, CA, Hydrologic Unit 18090102,
REVISIONS HISTORY - Site elevation resurveyed resulting in a change in discrete water levels above vertical datum between 1/13/2016 - 8/25/2022.
GROUNDWATER RECORDS
DATUM - Land-surface datum is 7,775.4 ft above North American Vertical Datum of 1988. Measuring point: BLACK MARK ON TOP OF PVC CASING, 1.39 ft above land-surface datum, Aug. 23, 2015 to present; BRASS BENCHMARK ON CEMENT PAD, 0.96 ft above land-surface datum, Aug. 23, 2015 to present; EVEN LEVEL WITH TOP OF 12-INCH MONUMENT, 1.68 ft above land-surface datum, Aug. 23, 2015 to present.