Lower Chia Lin Dam is an earth dam located in Dutchess County, New York, built in 1950. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 18 ft18 ft tall and 290 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Lower Chia Lin Dam
The primary purpose of Lower Chia Lin Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nycdep Dams East of the Hudson River (local government). It impounds the Leetown Brook near Allen Corners.
The dam stands 18 feet tall and stretches 290 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 76 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1950, 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 08/02/2019.
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Location
| State | New York |
| County | Dutchess |
| Nearest City | Allen Corners |
| River/Stream | Leetown Brook |
| Coordinates | 41.53167, -73.72472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 290 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 76 acre-ft |
| Max Storage | 76 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 120 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Nycdep Dams East of the Hudson River |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 08/02/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01259 |
| Federal ID | NY01259 |
| More Info | State Dam Safety Program |