Centralia Coal Mine Dam No 3a
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Washington |
| County | Lewis |
| River/Stream | Tr-Hanaford Creek |
| Coordinates | 46.74649, -122.84457 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 79 acre-ft |
| Max Storage | 79 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 98 cfs |
Ownership & Safety
| Purpose | Tailings |
| Owner | TransAlta Centralia Mining LLC |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Last Inspection | 07/03/2001 |
| Emergency Action Plan | Not Required |