Boniface Dam is an earth dam located in Sullivan County, New York, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 12 ft12 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 Boniface Dam
The primary purpose of Boniface Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Edward Boniface (private). It impounds the Black Creek.
The dam stands 12 feet tall and stretches 290 feet across, creates a reservoir covering 120 acres, has a maximum storage capacity of 600 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 11/28/2011. That was over 14 years ago.
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Location
| State | New York |
| County | Sullivan |
| Nearest City | None |
| River/Stream | Black Creek |
| Coordinates | 41.68333, -74.50389 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 290 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 115 acre-ft |
| Surface Area | 120 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 197 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Edward Boniface |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/28/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00981 |
| Federal ID | NY00981 |
| More Info | State Dam Safety Program |