Shadow Lake Dam
Shadow Lake Dam is an earth dam located in Fairfield County, Connecticut, built in 1937. It carries a Significant hazard potential classification and has a fair condition assessment.
About Shadow Lake Dam
The primary purpose of Shadow Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Ridgefield (local government). It impounds the Trib To Miry Brook near Ridgefield.
The dam stands 25 feet tall and stretches 410 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1937, the structure is well-established, with more than 75 years of service.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/22/2020.
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Location
| State | Connecticut |
| County | Fairfield |
| Nearest City | Ridgefield |
| River/Stream | Trib To Miry Brook |
| Coordinates | 41.36996, -73.50822 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 410 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 69 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 930 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Ridgefield |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/22/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT01614 |
| Federal ID | CT01614 |
| More Info | State Dam Safety Program |