Greystone Falls Dam
Greystone Falls Dam is a concrete dam located in Litchfield County, Connecticut. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Greystone Falls Dam
The primary purpose of Greystone Falls Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Greystone Station Llc (private). It impounds the Hancock Brook.
The dam stands 20 feet tall and stretches 130 feet across, creates a reservoir covering 1 acres, and collects water from a drainage area of 12 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 09/29/2021.
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Location
| State | Connecticut |
| County | Litchfield |
| River/Stream | Hancock Brook |
| Coordinates | 41.61542, -73.03621 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 130 ft |
Storage & Hydraulics
| Surface Area | 1 acres |
| Drainage Area | 12 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Greystone Station LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/29/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT01210 |
| Federal ID | CT01210 |
| More Info | State Dam Safety Program |