60Total Dams
0High Hazard
8Significant
Dam Safety in Shelby County, Iowa
Shelby County has 60 dams tracked in the National Inventory of Dams. Another 8 carry a significant hazard classification.
The average dam in Shelby County is 51 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Prairie Rose Lake Dam at 55 ft.
Explore more: Oldest dams in Iowa · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Prairie Rose Lake Dam | Significant | Satisfactory | 55 | Recreation | 1960 |
| Mill Picayune Watershed Site M-21-5 | Significant | Satisfactory | 48 | Fire Protection, Stock, Or Small Fish Pond | 1980 |
| Mill Picayune Watershed Site M-8 | Significant | Fair | 46 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Mill Picayune Watershed Site M-24-17 | Significant | Satisfactory | 40 | Fire Protection, Stock, Or Small Fish Pond | 1984 |
| Mill Picayune Watershed Site M-24-14 | Significant | Satisfactory | 40 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Mill Picayune Watershed Site N-2 | Significant | Satisfactory | 39 | Flood Risk Reduction | 1972 |
| Mill Picayune Watershed Site M-22-3 | Significant | Satisfactory | 37 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site M-21-1 | Significant | Not assessed | 36 | Fire Protection, Stock, Or Small Fish Pond | 1980 |
| Mill Picayune Watershed Site P-90-1 | Low | Not assessed | 53 | Fire Protection, Stock, Or Small Fish Pond | 1984 |
| Mill Picayune Watershed Site P-92-1 | Low | Not assessed | 51 | Fire Protection, Stock, Or Small Fish Pond | 1984 |
| Mill Picayune Watershed Site M-24-5 | Low | Not assessed | 51 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Mill Picayune Watershed Site M-24-4 | Low | Not assessed | 51 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Mill Picayune Watershed Site P-79-2 | Low | Not assessed | 50 | Fire Protection, Stock, Or Small Fish Pond | 1986 |
| Mill Picayune Watershed Site M-11-4 | Low | Not assessed | 50 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Mill Picayune Watershed Site M-22-6 | Low | Not assessed | 50 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site M-16-4 | Low | Not assessed | 50 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Natural Milk Dam | Low | Not assessed | 49 | Flood Risk Reduction | 2006 |
| Mill Picayune Watershed Site P-64-1 | Low | Not assessed | 48 | Fire Protection, Stock, Or Small Fish Pond | 1986 |
| Mill Picayune Watershed Site M-18-4 | Low | Not assessed | 48 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site 13-1 | Low | Not assessed | 47 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Mill Picayune Watershed Site P-47-4 | Low | Not assessed | 47 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site M-14-1 | Low | Not assessed | 47 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Mill Picayune Watershed Site P-79-1 | Low | Not assessed | 46 | Fire Protection, Stock, Or Small Fish Pond | 1964 |
| Mill Picayune Watershed Site P-6 | Low | Not assessed | 45 | Other | 1985 |
| Mill Picayune Watershed Site M-22-12 | Low | Not assessed | 45 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site M-24-16 | Low | Not assessed | 45 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Mill Picayune Watershed Site M-16-6 | Low | Not assessed | 44 | Fire Protection, Stock, Or Small Fish Pond | 1989 |
| Mill Picayune Watershed Site P-57-1 | Low | Not assessed | 44 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Mill Picayune Watershed Site P-3 | Low | Not assessed | 43 | Other | 1993 |
| Mill Picayune Watershed Site N-14-2 | Low | Not assessed | 43 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Gross/freund Dam | Low | Not assessed | 41 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Mill Picayune Watershed Site P-1 | Low | Not assessed | 41 | Fire Protection, Stock, Or Small Fish Pond | 1984 |
| Mill Picayune Watershed Site M-24-3 | Low | Not assessed | 41 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Iowa Noname48 | Low | Not assessed | 40 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Mill Picayune Watershed Site P-39-2 | Low | Not assessed | 40 | Fire Protection, Stock, Or Small Fish Pond | 1986 |
| Mill Picayune Watershed Site M-6 | Low | Not assessed | 40 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Mill Picayune Watershed Site P-47-3 | Low | Not assessed | 38 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site M-24-6 | Low | Not assessed | 38 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Mill Picayune Watershed Site M-22-13 | Low | Not assessed | 38 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site N-28-1 | Low | Not assessed | 38 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Mill Picayune Watershed Site N-1 | Low | Not assessed | 37 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Mill Picayune Watershed Site M-24-12 | Low | Not assessed | 37 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Mill Picayune Watershed Site M-24-10 | Low | Not assessed | 36 | Fire Protection, Stock, Or Small Fish Pond | 1964 |
| Mill Picayune Watershed Site P-47-2 | Low | Not assessed | 36 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Mill Picayune Watershed Site P-4 | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1995 |
| Mill Picayune Watershed Site M-24-7 | Low | Not assessed | 35 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Mill Picayune Watershed Site M-22-1 | Low | Not assessed | 34 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mill Picayune Watershed Site P-79-3 | Low | Not assessed | 33 | Fire Protection, Stock, Or Small Fish Pond | 1993 |
| Mill Picayune Watershed Site N-38-1 | Low | Not assessed | 32 | Fire Protection, Stock, Or Small Fish Pond | 1964 |
| Mill Picayune Watershed Site M-24-15 | Low | Not assessed | 31 | Fire Protection, Stock, Or Small Fish Pond | 1963 |
| Schultz Dam | Low | Not assessed | 29 | Fire Protection, Stock, Or Small Fish Pond | 1959 |
| Mill Picayune Watershed Site N-27-1 | Low | Not assessed | 29 | Fire Protection, Stock, Or Small Fish Pond | 1972 |
| Thompson Dam | Low | Not assessed | 26 | Fire Protection, Stock, Or Small Fish Pond | 1974 |
| Shelby County Roadgrade Dam 1-81-40 | Low | Not assessed | 26 | Other | 1958 |
| Gross Dam | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Mill Picayune Watershed Site P-47-1 | Low | Not assessed | 25 | Fire Protection, Stock, Or Small Fish Pond | 1961 |
| Lapke Dam | Low | Not assessed | 23 | Fire Protection, Stock, Or Small Fish Pond | 2006 |
| Iowa Noname47 | Low | Not assessed | 23 | Other | 1965 |
| North Panama Dam | Low | Not assessed | 20 | Other | |
| Peterson Dam | Low | Not assessed | 19 | Fire Protection, Stock, Or Small Fish Pond | 1993 |