RIVER GAUGE · MISSISSIPPI RIVER
Mississippi River at Dubuque (LD11)
Dubuque County, Iowa
Water level4.91 ft
Flow31,700 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action15 ft
Minor flood16 ft
Moderate flood17 ft
Major flood20.5 ft
The past week
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What floods at each level
- 22 ft
Water affects Volunteer Drive leading to Lock and Dam 11.
- 20.8 ft
Lock and Dam 11 is closed.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Apr 25, 1965 | 25.69 ft | — |
| Apr 20, 2001 | 23.91 ft | — |
| Apr 28, 2023 | 23.03 ft | — |
More on Mississippi River
Mississippi River at Bellevue
Mississippi River at Burlington
Mississippi River at Clayton
Mississippi River at Camanche
Mississippi River at Dubuque (Railroad Bridge)
Mississippi River at Keokuk
Mississippi River above Fairport
Mississippi River at Fort Madison
Mississippi River below Lock and Dam 10 - Guttenberg
Mississippi River at LeClaire
Get an alert when Mississippi River rises
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