USGS Water-Year Summary 2023
340142118280601 340142118280601 002S015W05H002S
LOCATION - Lat 34°01'42.58", long 118°28'06.04" referenced to North American Datum of 1983, in sec.00, T.2 S., R.15 W., Los Angeles County, CA, Hydrologic Unit 18070104,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 1,440 ft. Upper casing diameter 2.32 in; top of first opening 1,420 ft, bottom of last opening 1,440 ft.
DATUM - Land-surface datum is 159.04 ft above North American Vertical Datum of 1988. Measuring point: BLACK MARK ON TOP OF PVC CASING, 0.49 ft below land-surface datum, Dec. 16, 2019 to present; EVEN LEVEL WITH TOP OF VAULT, 0 ft above land-surface datum, Dec. 16, 2019 to present.