Bayou Liberty near Slidell water level
River gauge, Bayou Liberty, Louisiana, United States
Right now
Normal for late October
Water level
History
20252026
What this means
The gauge at Bayou Liberty near Slidell reads 1.70 ft, a normal level for late October.
That puts it 0.36 ft above the median of 1.34 ft for late October, based on 23 years of readings. It is 5.30 ft below the flood stage of 7.00 ft. A year ago it stood at 2.12 ft (−0.42 ft).
The water is rising: up 0.07 ft over the past 24 hours. There is still 5.30 ft of room before flood stage. Over the past 30 days it has moved between 0.96 ft and 3.16 ft.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 23 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 1.34 ft0.36 ft above the median for this date
- Normal for this date
- 0.66 ft – 2.42 ft8 years in 10 fall in this range (23 years of records)
- Same day last year
- 2.12 ft−0.42 ft
- Lowest and highest in 30 days
- 0.96 ft – 3.16 ft
- Lowest and highest in 12 months
- −0.73 ft – 6.79 ft
- Highest on record
- 11.54 ftAugust 29, 2005
What the stage means on the water
A normal level is usually prime time for floating and wade fishing, as long as the weather holds upstream.
The National Weather Service puts flood stage for this gauge at 7.00 ft, still 5.30 ft away.
What happens at each level
- 13.00 ft
- Travel will be greatly impacted with many roads impassable. Water will enter several structures.
- 11.00 ft
- Numerous structures along Airport Road and Dixie Ranch Road are impacted witha few roads impassable.
- 10.00 ft
- Minor flooding occurs around Dixie Ranch Road, Airport Road, and arouund Meadows Blvd.
- 8.00 ft
- Low-lying areas are threatened at Victoria Way and along Airport Road near Interstate 12.
- 7.00 ft
- Tammany Trace will be threatened by flood waters.
- 6.00 ft
- Several roads will be impacted and travel will be impaired.
- 3.50 ft
- In storm surge events or strong southeast winds, water will pool near St. Genevieve Church and LA Hwy 433 may be impassable.
- 1.70 ft
- Right now
Impact statements from the U.S. National Weather Service.
Highest crests on record
| Rank | Level | Date |
|---|---|---|
| 1 | 11.54 ft | August 29, 2005 |
| 2 | 9.02 ft | August 30, 2021 |
| 3 | 8.39 ft | August 30, 2012 |
| 4 | 7.33 ft | July 1, 2003 |
| 5 | 7.13 ft | September 26, 2002 |
| 6 | 7.08 ft | January 7, 1998 |
| 7 | 7.01 ft | May 31, 2007 |
| 8 | 6.33 ft | October 22, 2007 |
| 9 | 6.01 ft | December 8, 2009 |
| 10 | 5.94 ft | May 13, 2004 |
Weather at the gauge
No rain in the last 3 days.
Forecast: Open-Meteo
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Pearl River at I-10 near SlidellRiver gauge, Pearl River | 2.62 ft | Very low | −0.03 ft | 8 mi |
| Pearl River at Pearl RiverRiver gauge, Pearl River | 4.90 ft | Low | −0.03 ft | 8 mi |
| Rigolets at Hwy 90 near SlidellTidal gauge, Rigolets | 2.20 ft | Normal | −0.03 ft | 11 mi |
| Pearl River Navigation Canal Lock and Dam No. 1River gauge | 39.30 ft | Highest on record | +23.34 ft | 11 mi |
| East Pearl River at I-59 near NicholsonRiver gauge, East Pearl River | 9.42 ft | Normal | ±0 | 14 mi |
| Abita River north of Abita SpringsRiver gauge | 6.90 ft | Low | −0.01 ft | 18 mi |
| L Pontchartrain at Crossover 4 near MandevilleLake, L Pontchartrain | 0.81 ft | Normal | −0.05 ft | 19 mi |
| Bogue Falaya River at Boston St. at CovingtonRiver gauge, Bogue Falaya River | 1.63 ft | Normal | −0.02 ft | 20 mi |
Questions and answers
How does Bayou Liberty near Slidell compare with last year?
It is 0.42 ft lower than on the same day last year, when the reading was 2.12 ft.
What is flood stage for Bayou Liberty near Slidell?
The official flood stage is 7.00 ft. The level is currently 5.30 ft below it.
What is a normal level for Bayou Liberty near Slidell in late October?
The median for late October is 1.34 ft. In 8 years out of 10 the reading falls between 0.66 ft and 2.42 ft, based on 23 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 Bayou Liberty near Slidell today?
On Oct 21, 2026, 03:45 AM CDT, the water level was 1.70 ft. Up 0.07 ft over the last 24 hours.
Is Bayou Liberty near Slidell rising or falling?
Up 0.07 ft over the last 24 hours. Up 0.16 ft over the last 7 days.
Is the level of Bayou Liberty near Slidell normal?
Normal for late October. Compared with 23 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:07374581(Agency page)- Coordinates
30.30131, -89.83062(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 | 1.70 ft | 2026-10-21 08:45 | Provisional |
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How to cite
U.S. Geological Survey: Bayou Liberty near Slidell (usgs:07374581). Accessed October 21, 2026 via Nivelmap, https://nivelmap.com/en/united-states/louisiana/bayou-liberty-near-slidell
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