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South Boulder Creek near Rollinsville

River gage · SOBOROCO · USGS 06729000 · Division 1 · Water District 6 · Gilpin 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
1911-09-30 → 1949-09-30
Daily values
6,117
Latest cached reading
35.0 cfs (1949-09-30)
Trend
increasing, 12.92 cfs/decade (14.1% 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

Chart: annual mean flow at South Boulder Creek near Rollinsville, water years 1911 to 1949. The measured record is increasing at 12.92 cubic feet per second per decade. The underlying yearly values are available as a CSV download linked at the top of this page.

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Where it sits

Location as DWR records it (5.0).

Provenance

DWR station abbreviation SOBOROCO; recorded station name “SOUTH BOULDER CREEK NEAR ROLLINSVILLE, 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.