Hydrohistorian
Big Thompson River below Canyon Mouth near Masonville
River gage · BTBLCMCO · Division 1 · Water District 4 · Boulder County
The record
Period of record
2013-10-18 → 2014-03-28
Daily values
69
Latest cached reading
14.7 cfs (2014-03-28)
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.
Provenance
DWR station abbreviation BTBLCMCO; recorded station name “BIG THOMPSON RIVER BELOW CANYON MOUTH NEAR MASONVILLE, CO”; 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.