Union Gas
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Maine |
| County | Kennebec |
| Nearest City | Sidney |
| River/Stream | Messalonskee Stream |
| Coordinates | 44.53440, -69.65230 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 343 ft |
| Year Completed | 1924 (102 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 207 sq mi |
| Max Discharge | 2,460 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Messalonskee Stream Hydro, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/31/2022 |
| Emergency Action Plan | Not Required |