Lower Slate Lake Tailings Dam
Significant HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Alaska |
| County | City and Borough of Juneau |
| River/Stream | LOWER SLATE CREEK |
| Coordinates | 58.80810, -135.03860 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 63 ft |
| Dam Height | 63 ft |
| Dam Length | 480 ft |
| Year Completed | 2010 (16 years old) |
Storage & Hydraulics
| NID Storage | 2,800 acre-ft |
| Max Storage | 2,800 acre-ft |
| Normal Storage | 2,300 acre-ft |
| Surface Area | 53 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,020 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Tailings |
| Owner | COEUR ALASKA INC. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/28/2020 |
| Emergency Action Plan | Yes |