Stillman Pond Dam is a concrete dam located in Fairfield County, Connecticut, built in 1915. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 11 ft11 ft tall and 72 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Stillman Pond Dam
Stillman Pond Dam is a dam in Fairfield, Connecticut. The dam is owned by General Electric Co. (private). It impounds the Unnamed.
The dam stands 11 feet tall and stretches 72 feet across, creates a reservoir covering 5 acres, has a storage capacity of 47 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1915, the structure is over a century old.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 02/24/1993. That was over 33 years ago.
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Location
| State | Connecticut |
| County | Fairfield |
| River/Stream | Unnamed |
| Coordinates | 41.19450, -73.17163 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 72 ft |
| Year Completed | 1915 (111 years old) |
Storage & Hydraulics
| NID Storage | 47 acre-ft |
| Normal Storage | 47 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | General Electric Co. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/24/1993 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00730 |
| Federal ID | CT00730 |
| More Info | State Dam Safety Program |