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Boating safety tips are available from the U.S. Coast Guard.
NOTE: Station Numbers for Iowa precipitation gages have changed (see list).
| Data Type | Begin Date | End Date | Count |
|---|---|---|---|
| Current / Historical Observations (availability statement) | 1990-10-01 | 2025-12-17 | |
| Daily Data | |||
| Discharge, cubic feet per second | 1940-03-05 | 2025-12-15 | 31332 |
| Suspended sediment discharge, short tons per day -- sediment station | 1940-03-05 | 1951-09-29 | 4226 |
| Daily Statistics | |||
| Discharge, cubic feet per second | 1940-03-05 | 2025-12-10 | 31327 |
| Suspended sediment discharge, short tons per day -- sediment station | 1940-03-05 | 1951-09-29 | 4226 |
| Monthly Statistics | |||
| Discharge, cubic feet per second | 1940-03 | 2025-12 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1940-03 | 1951-09 | |
| Annual Statistics | |||
| Discharge, cubic feet per second | 1940 | 2026 | |
| Suspended sediment discharge, short tons per day -- sediment station | 1940 | 1951 | |
| Peak streamflow | 1940-06-04 | 2024-05-21 | 85 |
| Field measurements | 1940-03-06 | 2025-12-11 | 1252 |
| Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) | 1968-10-03 | 2014-05-27 | 312 |
| Water-Year Summary | 2006 | 2025 | 20 |
| Revisions | Loading... | ||