Arnold Johnson Dam
Arnold Johnson Dam is an earth dam located in Wyoming County, New York, built in 1966. It carries a Low hazard potential classification.
About Arnold Johnson Dam
The primary purpose of Arnold Johnson Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Arnold Johnson (private). It impounds the Tr-tonawanda Creek near Johnsonburg.
The dam stands 8 feet tall and stretches 330 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 53 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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 05/11/2015. That was over 10 years ago.
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Location
| State | New York |
| County | Wyoming |
| Nearest City | Johnsonburg |
| River/Stream | Tr-tonawanda Creek |
| Coordinates | 42.69500, -78.26722 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 330 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 31 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | ARNOLD JOHNSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/11/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY10543 |
| Federal ID | NY10543 |
| More Info | State Dam Safety Program |