Hydrohistorian
Sand Hill Lake Lm Outlet
Reservoir gage · SHLLMOCO · Division 1 · Water District 2 · Weld County
The record
Period of record
2008-06-15 → 2026-05-19
Daily values
6,494
Latest cached reading
0.0 cfs (2026-05-19)
Trend
decreasing, -0.25 cfs/decade
Pettitt changepoint
~2015
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 (gps).
Provenance
DWR station abbreviation SHLLMOCO; recorded station name “SAND HILL LAKE LM OUTLET”; operated by NCSDR. 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.