Dams in Cache County, Utah
19Total Dams
6High Hazard
5Significant
Dam Safety in Cache County, Utah
Cache County has 19 dams tracked in the National Inventory of Dams. Of these, 6 are classified as high hazard — meaning failure would probably cause loss of human life. Another 5 carry a significant hazard classification. Currently, 1 dams have a condition assessment of poor or unsatisfactory.
The average dam in Cache County is 65 years old. The most common purpose is irrigation. The tallest dam is Porcupine at 181 ft.
Explore more: Oldest dams in Utah · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Porcupine | High | Satisfactory | 181 | Irrigation | 1962 |
| Hyrum Dam | High | Not Available | 116 | Irrigation | 1935 |
| Newton Dam | High | Not Available | 104 | Irrigation | 1946 |
| Logan First Dam | High | Satisfactory | 30 | Hydroelectric | 1914 |
| Logan City - Dry Canyon | High | Satisfactory | 29 | Flood Risk Reduction | 2008 |
| Tony Grove Lake Dam | High | Poor | 24 | Recreation | 1939 |
| Lazy R Ranch Pond | Significant | Not Rated | 28 | Recreation | |
| Wellsville | Significant | Not Rated | 25 | Irrigation | 1957 |
| Richins Pond | Significant | Not Rated | 15 | Irrigation | |
| Blacksmith Fork | Significant | Fair | 15 | Hydroelectric | 1972 |
| Spackman Brothers Dam | Significant | Not Rated | 11 | Irrigation | 1982 |
| Spackman, Terry | Low | Not Rated | 41 | Irrigation | |
| Sheep Creek Cove | Low | Not Rated | 35 | Irrigation | 1979 |
| Logan No. 3 | Low | Fair | 32 | Hydroelectric | 1924 |
| Marchant Brothers 83-r15 | Low | Not Rated | 30 | Irrigation | |
| Anderson Doty | Low | Not Rated | 27 | Irrigation | 1967 |
| Rich Reservoir | Low | Not Rated | 24 | Irrigation | 1963 |
| Gunnell Pond | Low | Not Rated | 22 | 2006 | |
| Gossner Foods Inc. | Low | Not Rated | 15 | Irrigation |