P M Johnston Dam Number One
P M Johnston Dam Number One is an earth dam located in Pickens County, Alabama, built in 1975. It carries a Low hazard potential classification.
About P M Johnston Dam Number One
The primary purpose of P M Johnston Dam Number One is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by P M Johnston (private). It impounds the Tr-seneca Creek near Hickory.
The dam stands 30 feet tall and stretches 1,000 feet across, and has a maximum storage capacity of 1,080 acre-feet. Completed in 1975, 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.
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Location
| State | Alabama |
| County | Pickens |
| Nearest City | Hickory |
| River/Stream | Tr-seneca Creek |
| Coordinates | 33.15333, -88.04167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 1,080 acre-ft |
| Max Storage | 1,080 acre-ft |
| Normal Storage | 1,000 acre-ft |
| Max Discharge | 1,500 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | P M JOHNSTON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | No |
Identifiers
| NID ID | AL01494 |
| Federal ID | AL01494 |
| More Info | State Dam Safety Program |