Dams in Grundy County, Iowa
1Total Dams
0High Hazard
0Significant
Dam Safety in Grundy County, Iowa
Grundy County has 1 dams tracked in the National Inventory of Dams.
The average dam in Grundy County is 29 years old. The most common purpose is recreation. The tallest dam is Holland Marsh Dam at 11 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 |
|---|---|---|---|---|---|
| Holland Marsh Dam | Low | Not Rated | 11 | Recreation | 1997 |