← Basin trends

Rio Grande at Wason, below Creede

River gage · RIOWASCO · USGS 08217000 · Division 3 · Water District 20 · Mineral County

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

The record

Period of record
1907-05-01 → 1954-09-30
Daily values
17,320
Latest cached reading
274.0 cfs (1954-09-30)
Trend
decreasing, -58.17 cfs/decade (-9.2% of median)
Pettitt changepoint
~1929

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 RIOWASCO; recorded station name “RIO GRANDE AT WASON, BELOW CREEDE, 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.