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S-23A

Monitored well · 1375 · Division 1 · Water District 1

· Download levels (CSV)

Alluvial

Stream-connected valley fill; recharges and can be depleted by nearby pumping.

Water-level record

39 measurements from 1994-03-11 to 2026-01-21. Most recent water-level elevation 4741.66 ft, 5.34 ft below ground.

Over the record the level is no trend at -1.14 ft per decade (p = 0.0618, n = 38). Mann–Kendall with the Hamed–Rao autocorrelation correction, on water-level elevation; rising elevation means more water.

Chart: water level at this well over time, 1994-03-11 to 2026-01-21, 39 measurements. The record is no trend at -1.14 feet per decade (p equals 0.0618), measured on water-level elevation. Rising elevation means more water. The values are downloadable as CSV from the link above.

The well itself

AquiferQUATERNARY ALLUVIUM
Designated basinLOST CREEK
Ground elevation4747.0 ft
Location40.21000, -104.42000
What this page is not

Monitoring records are irregular: measurements cluster where somebody chose to look, so a trend describes this well's record, not the aquifer as a whole. Levels are DWR's published measurements, unedited. A trend here is not a prediction, and it is not a determination about anyone's water right.