Sac River level at Stockton
Missouri · Fishing & wading
Measured at USGS 06919020 — Sac River at Hwy J below Stockton, MO · NWS forecast point SJZM7
Reading taken · as of 18 min ago
Low and clear — wadeable, and fish will be spooky
At 34 CFS, this gauge is running 20% of normal for mid-September — below the 171 CFS median USGS has recorded for this date across 52 years of record (1974–2026).
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Flood stages at Stockton
National Weather Service categories for gauge SJZM7, WFO SGF. Impact wording is the NWS's own, verbatim.
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Moderate flood 45.0 ft
- 45.0 ft Approximate level where Highway J bridge at the gage site floods.
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Minor flood 17.5 ft · 6,750 CFS
- 20.0 ft Approximate level where low lying areas near the river flood.
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Action 15.5 ft
- Right now 5.77 ft
Flow history at Stockton
Daily values from USGS 06919020, updated every 15 to 60 minutes; NWS forecast for SJZM7 reissued through the day. Provisional.
Highest crests on record at Stockton
12 on record
| Stage | Flow | Date |
|---|---|---|
| 23.86 ft | — | Dec 27, 2015 |
| 23.71 ft | 13,300 CFS | Sep 25, 1993 |
| 23.51 ft | — | Feb 23, 1985 |
| 22.44 ft | — | Apr 11, 1994 |
| 22.36 ft | — | Apr 30, 2017 |
| 21.75 ft | — | Oct 5, 1998 |
| 21.59 ft | 10,590 CFS | May 21, 2019 |
| 21.47 ft | 10,438 CFS | May 5, 2022 |
| 21.32 ft | 10,264 CFS | May 1, 2019 |
| 21.26 ft | 10,100 CFS | Apr 10, 2008 |
Crests published by the National Weather Service.
About Sac River at Stockton
In Missouri, below Stockton Lake. Releases can change the flow by hundreds of CFS in an hour with no rain in the basin — check it the morning you go, not the night before.
Reservoir feeding this stretch
Flow here is set by releases from Stockton Lake. A full pool usually means more water on its way down.
Sac River at Stockton — common questions
3 questions
How do releases from Stockton Lake affect this stretch?
Directly and fast. When the dam generates, flow here can climb by an order of magnitude within the hour, with no rain anywhere in the basin. That sudden release is the real hazard on a tailwater. The pool level is on lakelvl.com, linked below.
Is Sac River at Stockton high or low for this time of year?
The USGS median flow for mid-September here is 171 CFS, from 52 years of record (1974–2026). Today is 20% of it. The comparison is what makes the raw number mean anything: the same reading is a drought on one river and a flood on another.
How often does this reading update?
USGS transmits from gauge 06919020 every 15 to 60 minutes, and the National Weather Service reissues the flood forecast for SJZM7 a few times a day — more often when the river is rising. This page refreshes from both when you open it. The timestamp is in the gauge's local time.