Dams in Walla Walla County, Washington
13Total Dams
6High Hazard
5Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Ice Harbor Lock And Dam | High | Not Available | 208 | Navigation | 1962 |
| Mill Creek Storage Dam | High | Not Available | 145 | Flood Risk Reduction | 1942 |
| Tyson Fresh Meats Storage Pond 4 | High | Satisfactory | 52 | Other | 1993 |
| Mountain Pond Dam | High | Fair | 42 | Irrigation | 1992 |
| Orchards Block 96 Reservoir Dam | High | Satisfactory | 32 | Irrigation | 2001 |
| Flat Top Ranch Frost Control Pond | High | Fair | 18 | Irrigation | 1996 |
| Tyson Fresh Meats Pasco Brine Pond 8 | Significant | Satisfactory | 17 | Other | 2010 |
| Simplot Feeders Waste Pond No1 | Significant | Fair | 15 | Other | 1973 |
| Mill Creek Storage Dam - Diversion Dam | Significant | Not Available | 14 | Flood Risk Reduction | 1942 |
| Tyson Fresh Meats Brine Pond 7 | Significant | Satisfactory | 9 | Other | 1995 |
| Tyson Fresh Meats Lagoons 1 2 3 | Significant | Satisfactory | 8 | Other | 1980 |
| Orchards Block 92 Dam | Low | 22 | Irrigation | 1992 | |
| Walla Walla Effluent Storage Lagoon | Low | Satisfactory | 19 | Other | 2008 |