Ylyvaal Lake Dam
Ylyvaal Lake Dam is an earth dam located in Ulster County, New York, built in 1973. It carries a Low hazard potential classification.
About Ylyvaal Lake Dam
The primary purpose of Ylyvaal Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Silvia Gould (private). It impounds the Tr-dry Brook near Arkville.
The dam stands 12 feet tall and stretches 600 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 64 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1973, 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 12/31/2001. That was over 24 years ago.
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Location
| State | New York |
| County | Ulster |
| Nearest City | Arkville |
| River/Stream | Tr-dry Brook |
| Coordinates | 42.07833, -74.56333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 600 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 295 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | SILVIA GOULD |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/31/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00523 |
| Federal ID | NY00523 |
| More Info | State Dam Safety Program |