Ob-3 Warden Digester Lagoon
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Washington |
| County | Grant |
| Nearest City | Warden |
| Coordinates | 46.97881, -119.05858 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Year Completed | 2018 (8 years old) |
Storage & Hydraulics
| NID Storage | 95 acre-ft |
| Max Storage | 95 acre-ft |
| Normal Storage | 77 acre-ft |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | OB-3 Resource Management LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Emergency Action Plan | Yes |