Earnest L Johnson Dam
Key Takeaway
Earnest L Johnson Dam is classified as low hazard in Texas. It was completed in 1960 and is 66 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 12 ft (taller than 7.4% in TX) |
| Dam Length | 440 ft |
| Dam Type | Earth |
| Max Storage | 53 acre-ft |
| Normal Storage | 8 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | TX03867 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
EARNEST JOHNSON
Private
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What is the hazard classification of Earnest L Johnson Dam?
Earnest L Johnson Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Earnest L Johnson Dam?
Earnest L Johnson Dam is owned by EARNEST JOHNSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Earnest L Johnson Dam built?
Earnest L Johnson Dam was completed in 1960, making it 66 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Earnest L Johnson Dam?
Earnest L Johnson Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Earnest L Johnson Dam?
Earnest L Johnson Dam has a dam height of 12 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.