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Meramec River near Sullivan
Critical Stages
9' - Action
11' - Flood
20' - Moderate
29' - Major
Latest Observation
Updated: 5:29 AM CST 12/11/25
Status: No Flooding
Stage: 3 ft
Flow: 0.387 kcfs
Forecast
Forecast not available for this location.
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 6:29 AM 12/11 | 3 | 0.387 |
| 6:14 AM 12/11 | 3 | 0.387 |
| 5:59 AM 12/11 | 3 | 0.387 |
| 5:44 AM 12/11 | 3 | 0.387 |
| 5:29 AM 12/11 | 3 | 0.387 |
| 5:14 AM 12/11 | 3 | 0.387 |
| 4:59 AM 12/11 | 3 | 0.387 |
| 4:44 AM 12/11 | 3 | 0.387 |
| 4:29 AM 12/11 | 3 | 0.387 |
| 4:14 AM 12/11 | 3 | 0.387 |
| 3:59 AM 12/11 | 3 | 0.387 |
| 3:44 AM 12/11 | 3 | 0.387 |
| 3:29 AM 12/11 | 3 | 0.387 |
| 3:14 AM 12/11 | 3 | 0.387 |
| 2:59 AM 12/11 | 3 | 0.387 |
| 2:44 AM 12/11 | 3 | 0.387 |
| 2:29 AM 12/11 | 3 | 0.387 |
| 2:14 AM 12/11 | 3.01 | 0.391 |
| 1:59 AM 12/11 | 3.01 | 0.391 |
| 1:44 AM 12/11 | 3.01 | 0.391 |
| 1:29 AM 12/11 | 3 | 0.387 |
| 1:14 AM 12/11 | 3.01 | 0.391 |
| 12:59 AM 12/11 | 3.01 | 0.391 |
| 12:44 AM 12/11 | 3.01 | 0.391 |
| 12:29 AM 12/11 | 3 | 0.387 |
| 12:14 AM 12/11 | 3.01 | 0.391 |
| 11:59 PM 12/10 | 3.01 | 0.391 |
| 11:44 PM 12/10 | 3.01 | 0.391 |
| 11:29 PM 12/10 | 3.01 | 0.391 |
| 11:14 PM 12/10 | 3.01 | 0.391 |
34' -
Near the entrance to Meramec State Park off Highway 185 west of the Meramec River bridge, this park access road near the visitor's center will begin flooding near this height.
29' -
The main office at the Arapaho Campground begins flooding.
28' -
Springer Road off of Sappington Bridge Road begins flooding near this height.
27' -
Near this height, rooms at the Do Drift Inn at Ozark Outdoors Resort will begin flooding.
25' -
Sappington Bridge boat access parking area and restroom begins flooding near this height.
22' -
Near this height, Missouri Route W will be closed in both directions beyond Route JJ.
21' -
Sappington Bridge Road just north of the Meramec River bridge begins flooding near this height.
18.5' -
Near this height, Missouri Route N will be closed in both directions.
17.3' -
The Onondaga Cave State Park picnic shelter begins flooding near this height.
17' -
At this height the entire Arapaho campground will be under water.
15.6' -
The basic loop of the Onondaga Cave State Park campground begins flooding near this height.
14.5' -
At this height the Arapaho Campground will evacuate campers. This campground is about 8.5 river miles downstream from the gage. About 14.3 miles upstream of the gage...Cave Road access to Ozark Outdoors begins flooding near this height.
14' -
The main entrance road to the Meramec State Park campground begins flooding...blocking acess to cabins 1-8...the picnic and playground areas, and the Wilderness Trailhead parking lot. At Onondaga Cave State Park...the primary entrance to the campground is closed and the secondary entrance is used near this height.
13.5' -
Cave Road begins flooding at Onondaga Cave State Park near this height.
12' -
The main entrance gate at Onondaga Cave State Park begins flooding near this height. This may eventually force the park to use the rear entrance as the primary entrance to the park.
11.5' -
A small bridge in the back of Meramec State Park park is flooded, cutting the park in two. If the river continues to rise...park officials will evacuate the campgrounds at this point.
11' -
Right Bank begins to overflow flooding wooded areas.
6' -
When the river is rising above this height, canoe outfitters will generally not rent out canoes or rafts.
| Date | Stage (ft) |
|---|---|
| May 1, 2017 | 36.52 |
| Aug 1, 1915 | 33.5 |
| Dec 4, 1982 | 32.22 |
| Jun 9, 1945 | 32 |
| Mar 20, 2008 | 31.69 |
| Dec 29, 2015 | 31.48 |
| Nov 6, 2024 | 30.71 |
| Apr 12, 1994 | 29.23 |
| Nov 19, 1985 | 27.95 |
| Jun 19, 1985 | 27.5 |
| Jul 27, 1998 | 27.42 |
| Jan 30, 1969 | 27.02 |
| May 1, 1983 | 26.96 |
| Nov 15, 1993 | 26.5 |
| Feb 10, 1966 | 25.66 |
| Jan 4, 1950 | 25.5 |
| Apr 12, 1979 | 25.41 |
| Apr 26, 1947 | 24.8 |
| Feb 24, 1985 | 23.7 |
| Jun 2, 1927 | 22.89 |
Data provided by the National Weather Service.
