Lake Sebago Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| County | Rockland |
| Nearest City | Sloatsburg |
| River/Stream | STONY BROOK CREEK |
| Coordinates | 41.19333, -74.13833 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,700 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 4,280 acre-ft |
| Max Storage | 4,280 acre-ft |
| Normal Storage | 3,551 acre-ft |
| Surface Area | 297 acres |
| Drainage Area | 9 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 10/10/2024 |
| Emergency Action Plan | Yes |