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Loutsenhizer Arroyo at Highway 50 near Olathe

River gage · LOUARRCO · USGS 383926107593001 · Division 4 · Water District 41 · Montrose County

Live gage at DWR ↗ · USGS monitoring location ↗ · Download daily record (CSV)

The record

Period of record
2014-10-01 → 2026-07-06
Daily values
4,281
Latest cached reading
72.7 cfs (2026-07-06)
Trend
no trend, -10.58 cfs/decade (-20.9% of median)

Readings come from the weekly-refreshed cache, never fetched live — the date beside the value says exactly how fresh it is. The live gage is one click up.

Annual flow & trend

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Where it sits

Location as DWR records it (5.0).

Provenance

DWR station abbreviation LOUARRCO; recorded station name “LOUTSENHIZER ARROYO AT HWY 50 NEAR OLATHE, CO”; operated by USGS. Daily flows from the DWR HydroBase snapshot plus CDSS REST updates, refreshed on the weekly cycle. Trend statistics are Mann-Kendall (Hamed-Rao corrected) with Sen's slope in native cfs, the same numbers as the basin Trends tab.