Cobalt Lake Dam
Low HazardNot Rated ConditionEmergency Action Plan: Not Required
Location
| County | Dutchess |
| Nearest City | None |
| River/Stream | CASPER CREEK |
| Coordinates | 41.61833, -73.94167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 1,031 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 256 acre-ft |
| Max Storage | 256 acre-ft |
| Normal Storage | 256 acre-ft |
| Surface Area | 38 acres |
| Drainage Area | 14 sq mi |
| Max Discharge | 560 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | LONE STAR INDUSTRIES INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/06/2025 |
| Emergency Action Plan | Not Required |