Pinewood Lake Dam
Pinewood Lake Dam is an earth dam located in Steuben County, New York, built in 1960. It carries a Significant hazard potential classification.
About Pinewood Lake Dam
The primary purpose of Pinewood Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Ark 784 Llc (private). It impounds the Tr-stony Brook near Dansville.
The dam stands 32 feet tall and stretches 900 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1960, 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. The most recent inspection on record was 11/09/2021.
At 32 feet, this dam is taller than 76% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Steuben |
| Nearest City | Dansville |
| River/Stream | Tr-stony Brook |
| Coordinates | 42.45139, -77.67333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 900 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 40 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 271 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ARK 784 LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 11/09/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY01358 |
| Federal ID | NY01358 |
| More Info | State Dam Safety Program |