Bluff Lake Diversion
Bluff Lake Diversion is a rockfill dam located in Ketchikan Gateway Borough, Alaska, built in 1984. It carries a Low hazard potential classification.
About Bluff Lake Diversion
The primary purpose of Bluff Lake Diversion is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by South Se Region Aquaculture Assoc (private). It impounds the Neets Creek.
The dam stands 10 feet tall and stretches 59 feet across, creates a reservoir covering 154 acres, has a maximum storage capacity of 1,450 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1984, the structure is 42 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 09/13/2018.
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Location
| State | Alaska |
| County | Ketchikan Gateway Borough |
| River/Stream | Neets Creek |
| Coordinates | 55.77806, -131.45050 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 59 ft |
| Year Completed | 1984 (42 years old) |
Storage & Hydraulics
| NID Storage | 1,450 acre-ft |
| Max Storage | 1,450 acre-ft |
| Normal Storage | 1,000 acre-ft |
| Surface Area | 154 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,900 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | SOUTH SE REGION AQUACULTURE ASSOC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/13/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AK00184 |
| Federal ID | AK00184 |
| More Info | State Dam Safety Program |