Columbia Lake Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Connecticut |
| County | Tolland |
| Nearest City | COLUMBIA |
| River/Stream | COLUMBIA LAKE BROOK |
| Coordinates | 41.71856, -72.33217 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 295 ft |
| Year Completed | 1865 (161 years old) |
Storage & Hydraulics
| NID Storage | 4,450 acre-ft |
| Max Storage | 4,450 acre-ft |
| Normal Storage | 3,370 acre-ft |
| Surface Area | 290 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 624 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Columbia |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/21/2023 |
| Emergency Action Plan | Yes |