John Day Lock And Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Oregon |
| County | Klickitat |
| Nearest City | RUFUS |
| River/Stream | COLUMBIA RIVER |
| Coordinates | 45.71795, -120.69540 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 230 ft |
| Dam Height | 118 ft |
| Dam Length | 5,900 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 2,530,000 acre-ft |
| Max Storage | 2,530,000 acre-ft |
| Normal Storage | 530,000 acre-ft |
| Surface Area | 55,000 acres |
| Drainage Area | 226,000 sq mi |
| Max Discharge | 2,250,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Navigation |
| Owner | USACE - Portland District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 01/20/2022 |
| Emergency Action Plan | Yes |