Inner Harbor Navigation Canal near Seabrook bridge water level
River gauge, Inner Harbor Navigation Canal, Louisiana, United States
Right now
Normal for mid-October
Water level
History
20252026
What this means
The Inner Harbor Navigation Canal near Seabrook bridge is at 1.58 ft, in the normal range for mid-October.
The median for mid-October is 1.60 ft, based on 9 years of readings, so the river stage is 0.02 ft below typical. On the same day last year the reading was 1.71 ft, a difference of −0.13 ft.
It has dropped 0.11 ft over the past 24 hours. In the last month it has stayed between 0.92 ft and 3.01 ft.
Fall is often low-water season on rivers, until steadier rain returns.
Compared with 9 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 1.60 ft0.02 ft below the median for this date
- Normal for this date
- 0.56 ft – 2.51 ft8 years in 10 fall in this range (9 years of records)
- Same day last year
- 1.71 ft−0.13 ft
- Lowest and highest in 30 days
- 0.92 ft – 3.01 ft
- Lowest and highest in 12 months
- −1.37 ft – 3.01 ft
Floating and fishing near Inner Harbor Navigation Canal near Seabrook bridge
Normal flows mean predictable rapids and good access at most put-ins.
Weather at the gauge
The forecast is not available right now.
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| GIWW East Storm Surge Barrier at New OrleansRiver gauge, GIWW East Storm Surge Barrier | 1.38 ft | Normal | +0.16 ft | 8 mi |
| Mississippi River at Belle ChasseRiver gauge, Mississippi River | 8.88 ft | Normal | −0.33 ft | 12 mi |
| L Pontchartrain at Crossover 4 near MandevilleLake, L Pontchartrain | 1.31 ft | High | −0.12 ft | 13 mi |
| Caernarvon Canal Sector Gate at CaernarvonRiver gauge, Caernarvon Canal Sector Gate | 2.00 ft | Normal | −0.12 ft | 14 mi |
| Caernarvon Outfall Channel at CaernarvonRiver gauge, Caernarvon Outfall Channel | 2.07 ft | Very high | −0.18 ft | 14 mi |
| L. Cataouatche at Whiskey Canal S of WaggamanLake, L. Cataouatche | 6.86 ft | High | +0.24 ft | 16 mi |
| Reggio Canal near Wills PointCanal gauge, Reggio Canal | 1.84 ft | Very high | −0.23 ft | 18 mi |
| Davis Pond Freshwater Diversion near BoutteRiver gauge, Davis Pond Freshwater Diversion | 10.13 ft | High | −0.11 ft | 19 mi |
Questions and answers
Is the Inner Harbor Navigation Canal near Seabrook bridge higher than last year?
No, it is 0.13 ft lower than on the same day last year, when the reading was 1.71 ft.
What is a normal level for the Inner Harbor Navigation Canal near Seabrook bridge in mid-October?
The median for mid-October is 1.60 ft. In 8 years out of 10 the reading falls between 0.56 ft and 2.51 ft, based on 9 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 Inner Harbor Navigation Canal near Seabrook bridge today?
On Oct 20, 2026, 04:15 PM CDT, the water level was 1.58 ft. Down 0.11 ft over the last 24 hours.
Is Inner Harbor Navigation Canal near Seabrook bridge rising or falling?
Down 0.11 ft over the last 24 hours. Up 0.61 ft over the last 7 days.
Is the level of Inner Harbor Navigation Canal near Seabrook bridge normal?
Normal for mid-October. Compared with 9 years of daily readings for this time of year.
How often is this data updated?
The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- U.S. Geological Survey
- Station code
usgs:073802332(Agency page)- Coordinates
30.03014, -90.03417(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 | 1.58 ft | 2026-10-20 21:15 | Provisional |
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How to cite
U.S. Geological Survey: Inner Harbor Navigation Canal near Seabrook bridge (usgs:073802332). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/louisiana/inner-harbor-navigation-canal-near-seabrook-bridge
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