Hydrohistorian

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North Saint Vrain Creek below Ralph Price (Button Rock) Reservoir

Reservoir gage · NSVBRPCO · Division 1 · Water District 5

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

The record

Period of record
2021-04-02 → 2026-03-11
Daily values
1,802
Latest cached reading
18.1 cfs (2026-03-11)
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

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Where it sits

Location as DWR records it (3.0).

Provenance

DWR station abbreviation NSVBRPCO; recorded station name “NORTH SAINT VRAIN CREEK BELOW RALPH PRICE (BUTTON ROCK) RESERVOIR”; operated by DWR. 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.