Hydrohistorian

← Basin trends

Arvada (Blunn) Reservoir Release to Ralston Creek

Reservoir gage · ARVRCKCO · Division 1 · Water District 7 · Jefferson County

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

The record

Period of record
2015-09-11 → 2026-08-09
Daily values
3,924
Latest cached reading
0.1 cfs (2026-08-09)
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

Loading chart…

Where it sits

Location as DWR records it (digitized off map).

Provenance

DWR station abbreviation ARVRCKCO; recorded station name “ARVADA (BLUNN) RESERVOIR RELEASE TO RALSTON CREEK”; 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.