RIVER GAUGE · TENNESSEE RIVER
Tennessee River at Chattanooga
Hamilton County, Tennessee
Water level633.49 ft
Flow37,500 cfs
Last readingSep 16, 2026, 4:00 PM UTC (last recorded)
Action649 ft
Minor flood651.1 ft
Moderate flood653 ft
Major flood655 ft
The past week
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What floods at each level
- 678.9 ft
Flood of record, March 11, 1867.
- 655 ft
Major flooding begins.
- 653 ft
Moderate flooding begins.
- 651.1 ft
Flooding begins.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Mar 10, 1867 | 678.9 ft | 459,000 cfs |
| Feb 28, 1875 | 674.8 ft | 410,000 cfs |
| Mar 17, 1973 | 657.98 ft | 267,000 cfs |
When the water runs low
- 610 ft
Municipal and industrial water intakes could experience operational issues below this elevation.
More on Tennessee River
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