Carlanna Lake
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Alaska |
| County | Ketchikan Gateway Borough |
| Nearest City | KETCHIKAN |
| River/Stream | CARLANNA CREEK |
| Coordinates | 55.36897, -131.68980 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 340 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 700 acre-ft |
| Max Storage | 700 acre-ft |
| Normal Storage | 390 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 4,700 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF KETCHIKAN |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/05/2020 |
| Emergency Action Plan | Yes |