Sysladobsis Lake
Sysladobsis Lake is an earth dam located in Washington County, Maine, built in 1861. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Sysladobsis Lake
The primary purpose of Sysladobsis Lake 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 Woodland Pulp, Llc (private). It impounds the West Branch St. Croix River near Grand Lake Stream.
The dam stands 9 feet tall and stretches 250 feet across, creates a reservoir covering 5,400 acres, has a maximum storage capacity of 123,555 acre-feet, and collects water from a drainage area of 162 square miles. Completed in 1861, the structure is one of the older dams in the region, with over a century and a half of service.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/27/2018.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Maine |
| County | Washington |
| Nearest City | Grand Lake Stream |
| River/Stream | West Branch St. Croix River |
| Coordinates | 45.21150, -67.97030 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 250 ft |
| Year Completed | 1861 (165 years old) |
Storage & Hydraulics
| NID Storage | 123,555 acre-ft |
| Max Storage | 123,555 acre-ft |
| Normal Storage | 123,555 acre-ft |
| Surface Area | 5,400 acres |
| Drainage Area | 162 sq mi |
| Max Discharge | 1,100 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Woodland Pulp, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/27/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00602 |
| Federal ID | ME00602 |
| More Info | State Dam Safety Program |