Hydrohistorian
Log in

← Basin trends ·  All gages in this district

So Fk Williams Fk Trib near Ptarmigan Pass

River gage · SOFWANCO · USGS 09035845 · Division 5 · Water District 51 · Grand County

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

Source DWR administrative record · verify at DWR station ↗ Source Independent agency measurement · verify at USGS ↗ Source Our computation, no independent reference · computed here from the screened record

The record

Period of record
1984-10-01 → 1986-09-30
Daily values
730
Latest cached reading
0.1 cfs (1986-09-30)
Trend
insufficient data

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

Chart: annual mean flow at So Fk Williams Fk Trib near Ptarmigan Pass, water years 1984 to 1986. The measured record is insufficient data at cubic feet per second per decade. The underlying yearly values are available as a CSV download linked at the top of this page.

Loading chart…

Where it sits

Location as DWR records it (5.0).

Provenance

DWR station abbreviation SOFWANCO; recorded station name “SO FK WILLIAMS FK TRIB NR PTARMIGAN PASS, 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.