Hydrohistorian
Hale Ditch below Bonny Reservoir near
Ditch / canal gage · HLDBBRCO · Division 1 · Water District 49 · Yuma County
The record
Period of record
1950-09-30 → 1995-09-30
Daily values
19,941
Latest cached reading
14.0 cfs (1995-09-30)
Trend
decreasing, -0.83 cfs/decade (-22.3% of median)
Pettitt changepoint
~1972
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 (5.0).
Provenance
DWR station abbreviation HLDBBRCO; recorded station name “HALE DITCH BELOW BONNY RESERVOIR NEAR”; 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.