Hydrohistorian
South Platte River at Merino
River gage · PLAMERCO · Division 1 · Water District 64
The record
Period of record
2023-09-20 → 2026-08-16
Daily values
1,062
Latest cached reading
142.0 cfs (2026-08-16)
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 (3.0).
Provenance
DWR station abbreviation PLAMERCO; recorded station name “SOUTH PLATTE RIVER AT MERINO, 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.