Hydrohistorian
North Boulder Creek below Lakewood Reservoir
Reservoir gage · NOBOLACO · Division 1 · Water District 6 · Boulder County
The record
Period of record
1971-10-01 → 1984-09-30
Daily values
4,749
Latest cached reading
28.0 cfs (1984-09-30)
Trend
no trend, -6.64 cfs/decade (-37.1% 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
Loading chart…
Where it sits
Location as DWR records it (user supplied).
Provenance
DWR station abbreviation NOBOLACO; recorded station name “NORTH BOULDER CREEK BELOW LAKEWOOD RES.”; 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.