Big Muddy River at Rte 127 at Murphysboro water level
River gauge, Big Muddy River, Illinois, United States
Right now
Very low for mid-October
Water level
- Flow
- 129 cfs
- Water temperature
- 67 °F
History
20252026
What this means
The Big Muddy River at Rte 127 at Murphysboro is running far below normal at 3.28 ft.
That puts it 0.50 ft below the median of 3.78 ft for mid-October, based on 29 years of readings. It is 18.72 ft below the flood stage of 22.00 ft. A year ago it stood at 3.52 ft (−0.24 ft).
It has risen 0.04 ft over the past 24 hours. In the last month it has stayed between 3.17 ft and 12.10 ft.
Fall is often low-water season on rivers, and it usually takes a few days of steady rain to change that. The sensor also reports a water temperature of 67 °F.
Compared with 29 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 3.78 ft0.50 ft below the median for this date
- Normal for this date
- 3.29 ft – 18.17 ft8 years in 10 fall in this range (29 years of records)
- Same day last year
- 3.52 ft−0.24 ft
- Lowest and highest in 30 days
- 3.17 ft – 12.10 ft
- Lowest and highest in 12 months
- 3.17 ft – 18.55 ft
- Highest on record
- 40.47 ftMay 3, 2011
Floating and fishing near Big Muddy River at Rte 127 at Murphysboro
Low water exposes gravel bars that make good wading access, but some boat ramps may be left high and dry.
Flood stage here is 22.00 ft, 18.72 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.
What happens at each level
- 36.00 ft
- Damage begins to property near Shoemaker Drive in Murphysboro. Evacuations may be needed to parts of a mobile home park.
- 34.00 ft
- Areas around S 3rd & 4th Streets begin to flood.
- 24.00 ft
- Some minor flooding in S 3rd & Division / Plum Street area.
- 22.00 ft
- Minor flooding occurs affecting mainly low lying areas.
- 20.00 ft
- Some farmers may have to move livestock and equipment to higher ground.
- 3.28 ft
- Right now
Impact statements from the U.S. National Weather Service.
Highest crests on record
Chance of at least minor flooding in October to December: 19 %.
| Rank | Level | Date |
|---|---|---|
| 1 | 40.47 ft | May 3, 2011 |
| 2 | 39.03 ft | May 12, 1961 |
| 3 | 38.56 ft | May 6, 2017 |
| 4 | 37.65 ft | May 2, 1996 |
| 5 | 37.24 ft | March 23, 2008 |
| 6 | 36.85 ft | May 5, 1983 |
| 7 | 36.39 ft | April 9, 2025 |
| 8 | 36.11 ft | January 2, 2016 |
| 9 | 35.60 ft | November 19, 1993 |
| 10 | 34.06 ft | March 15, 1935 |
Weather at the gauge
No rain in the last 3 days.
Forecast: Open-Meteo
Map
Other gauges on the Big Muddy River
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Big Muddy River below Rend Lake near BentonRiver gauge, Big Muddy River | 7.39 ft | No reference yet | −0.13 ft | 27 mi |
| Big Muddy River at PlumfieldRiver gauge, Big Muddy River | 2.54 ft | Low | −0.07 ft | 19 mi |
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Crab Orchard Creek near MarionRiver gauge, Crab Orchard Creek | 0.63 ft | Very low | ±0 | 24 mi |
| Mississippi River at ChesterRiver gauge, Mississippi River | 12.75 ft | Below flood stage | +0.46 ft | 29 mi |
| South Fork Saline Creek near PerryvilleRiver gauge, South Fork Saline Creek | 6.2 cfs | Very low | ±0 | 33 mi |
| Mississippi River at Cape GirardeauRiver gauge, Mississippi River | 17.27 ft | Below flood stage | −0.58 ft | 33 mi |
| South Fork Saline River near Carrier MillsRiver gauge, South Fork Saline River | 2.21 ft | Low | +0.01 ft | 36 mi |
| Cache River at FormanRiver gauge, Cache River | 8.25 ft | Normal | −0.01 ft | 37 mi |
| Rayse Creek near WaltonvilleRiver gauge, Rayse Creek | 1.21 ft | Normal | ±0 | 38 mi |
| Mississippi River at ThebesRiver gauge, Mississippi River | 16.29 ft | Below flood stage | −0.67 ft | 38 mi |
Questions and answers
How does the Big Muddy River at Rte 127 at Murphysboro compare with last year?
It is 0.24 ft lower than on the same day last year, when the reading was 3.52 ft.
What is flood stage for the Big Muddy River at Rte 127 at Murphysboro?
The official flood stage is 22.00 ft. The level is currently 18.72 ft below it.
What is a normal level for the Big Muddy River at Rte 127 at Murphysboro in mid-October?
The median for mid-October is 3.78 ft. In 8 years out of 10 the reading falls between 3.29 ft and 18.17 ft, based on 29 years of records.
Is gage height the same as water depth?
No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.
What is the water level of Big Muddy River at Rte 127 at Murphysboro today?
On Oct 19, 2026, 04:30 PM CDT, the water level was 3.28 ft. Up 0.04 ft over the last 24 hours.
Is Big Muddy River at Rte 127 at Murphysboro rising or falling?
Up 0.04 ft over the last 24 hours. Down 1.94 ft over the last 7 days.
Is the level of Big Muddy River at Rte 127 at Murphysboro normal?
Very low for mid-October. Compared with 29 years of daily readings for this time of year.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- U.S. Geological Survey
- Station code
usgs:05599490(Agency page)- Coordinates
37.75833, -89.32778(WGS84)- Vertical datum
- NAVD88
- Update interval
- every 15 minutes
- Licence
- Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision
Published series
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
| Water level | 3.28 ft | 2026-10-19 21:30 | Provisional |
| Flow | 129 cfs | 2026-10-19 21:30 | Provisional |
| Water temperature | 67 °F | 2026-10-19 21:00 | Provisional |
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How to cite
U.S. Geological Survey: Big Muddy River at Rte 127 at Murphysboro (usgs:05599490). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/illinois/big-muddy-river-at-rte-127-at-murphysboro
How we check values
Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer