Dionysus Dam
High HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Washington |
| County | Franklin |
| Nearest City | N/A |
| Coordinates | 46.44878, -119.23529 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Length | 2,284 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | North Columbia River Road Pasco WA, LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 07/23/2019 |
| Emergency Action Plan | Yes |