River stage
Fenton, Meramec River
- River level
- 1.38 ft
- Status
- Below flood stage
- 7-day change
- -9.77 ft
- Recent high
- 16.32 ft
- Recent low
- 1.22 ft
Last reported 2026-10-13 | NWS FNNM7
- 30-day change
- -0.02 ft
- Average
- 4.59 ft
- Readings
- 122
- Data span
- 122 days
- Record crest
- 42.86 ft
In brief
The Meramec River at Fenton, MO read 1.38 ft on Oct 13, 2026, 19.62 ft below action stage. That is 0.02 ft lower than 30 days earlier.
Source: National Weather Service gauge FNNM7
River level timeline
Stage threshold profile
Highest crests on record
| Rank | Crest | Date |
|---|---|---|
| 1 | 42.86 ft | 2015-12-31 |
| 2 | 41.88 ft | 2017-05-03 |
| 3 | 32.56 ft | 2019-06-09 |
| 4 | 29.37 ft | 2019-05-05 |
| 5 | 29.24 ft | 2024-11-09 |
| 6 | 27.25 ft | 2025-04-08 |
| 7 | 26.06 ft | 2019-04-02 |
| 8 | 24.80 ft | 2020-01-14 |
Flood crests recorded at this gauge by the National Weather Service.
What happens at each level
- 19.90 ft
Near this height, the top of the boat ramp at Minnie Ha Ha Park will be submerged.
- 22.20 ft
Pedestrain trail along Opps Lane begins flooding near the MSD treatment plant.
- 22.60 ft
The pedestrian walkway along the Meramec Greenway begins flooding near this height about halfway between the Highway 30 bridge and the Greenway gazebo.
- 22.90 ft
At this height, the entire boat ramp path at Minnie Ha Ha Park will be submerged.
- 25.20 ft
Minnie Ha Ha Park gazebo begins flooding.
- 25.30 ft
Restrooms and playground at Minnie Ha Ha Park and the gazebo at Fenton Park begin flooding near this height.
- 25.40 ft
Water begins backing onto Water Street at the riverside drain at the Ferry Street intersection.
- 29.50 ft
The Fenton Feed Mill begins flooding near this height.
- 30.50 ft
Gravois Road begins flooding in Fenton southwest of the new bridge.
- 30.70 ft
Heating and cooling store begins flooding at this height.
Written by the local National Weather Service forecast office for this exact gauge.
Frequently asked questions
Is the Meramec River flooding at Fenton?
No. The Meramec River at Fenton is at 1.38 ft, 19.62 ft below action stage.
What is the flood stage at Fenton?
The National Weather Service sets action stage 21 ft, minor flooding 23 ft, moderate flooding 29 ft and major flooding 32 ft.
What is the highest the Meramec River has been at Fenton?
The highest crest on record is 42.86 ft, on 2015-12-31.
Is the Meramec River high or low right now at Fenton?
At 1.38 ft it is higher than 9% of readings over the last 122 days.
Stage and flood information from the NOAA National Weather Service (gauge FNNM7); daily history from the U.S. Geological Survey (site 07019210). Last reading 2026-10-13. For flood safety decisions always follow official National Weather Service warnings.