North Grosvenordale Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | Connecticut |
| County | Windham |
| Nearest City | NORTH GROSVENORDAL |
| River/Stream | FRENCH RIVER |
| Coordinates | 41.99186, -71.89523 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 23 ft |
| Dam Length | 380 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 840 acre-ft |
| Max Storage | 840 acre-ft |
| Normal Storage | 540 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 99 sq mi |
| Max Discharge | 4,950 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | 929 Riverside Drive LLC;Windham North Properties LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 11/30/2021 |
| Emergency Action Plan | Yes |