← Basin trends

Arkansas River at Las Animas

River gage · ARKLASCO · USGS 07124000 · Division 2 · Water District 17 · Bent County

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

The record

Period of record
1939-06-01 → 2026-07-06
Daily values
31,813
Latest cached reading
8.6 cfs (2026-07-06)
Trend
no trend, 6.64 cfs/decade (4.0% of median)
Pettitt changepoint
~1981

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 ARKLASCO; recorded station name “ARKANSAS RIVER AT LAS ANIMAS, 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.