USGS Water-Year Summary 2025
340142118280501 002S015W05H006S
LOCATION - Lat 34°01'42.64", long 118°28'05.81" 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 255 ft. Upper casing diameter 2.32 in; top of first opening 235 ft, bottom of last opening 255 ft.
DATUM - Land-surface datum is 159.12 ft above North American Vertical Datum of 1988. Measuring point: BLACK MARK ON TOP OF PVC CASING, 0.56 ft below land-surface datum, Dec. 19, 2019 to present; EVEN LEVEL WITH TOP OF 12-INCH MANHOLE, 0.0 ft above land-surface datum, Dec. 19, 2019 to present.