Dams in Mercer County, Iowa
1Total Dams
0High Hazard
1Significant
Dam Safety in Mercer County, Iowa
Mercer County has 1 dams tracked in the National Inventory of Dams. Another 1 carry a significant hazard classification.
The average dam in Mercer County is 87 years old. The most common purpose is navigation. The tallest dam is Mississippi River Lock And Dam 17 at 47 ft.
Explore more: Oldest dams in Iowa · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Mississippi River Lock And Dam 17 | Significant | Not Available | 47 | Navigation | 1939 |