Lake Casse Dam
Lake Casse Dam is an earth dam located in Putnam County, New York, built in 1953. It carries a Significant hazard potential classification and has a poor condition assessment.
About Lake Casse Dam
The primary purpose of Lake Casse 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 Carmel (local government). It impounds the Tr-croton Falls Reservoir.
The dam stands 14 feet tall and stretches 690 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 182 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1953, the structure is well into its service life at over 50 years 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 05/09/2023.
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Location
| State | New York |
| County | Putnam |
| Nearest City | None |
| River/Stream | Tr-croton Falls Reservoir |
| Coordinates | 41.38306, -73.71139 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 690 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 182 acre-ft |
| Max Storage | 182 acre-ft |
| Normal Storage | 80 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 240 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | TOWN OF CARMEL |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 05/09/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY01156 |
| Federal ID | NY01156 |
| More Info | State Dam Safety Program |