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Boulder Feeder Canal to Lefthand Creek

Ditch / canal gage · BFCLHCCO · Division 1 · Water District 5 · Boulder County

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

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

The record

Period of record
1954-07-31 → 1999-09-30
Daily values
19,008
Latest cached reading
0.0 cfs (1999-09-30)
Trend
increasing, 0.28 cfs/decade (16.0% of median)
Pettitt changepoint
~1975

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 Boulder Feeder Canal to Lefthand Creek, water years 1954 to 1999. The measured record is increasing at 0.28 cubic feet per second per decade. A Pettitt changepoint is detected around 1975. 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 BFCLHCCO; recorded station name “BOULDER FEEDER CANAL TO LEFTHAND 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.