Lower Hackett Dam
Key Takeaway
Lower Hackett Dam is classified as low hazard in Wyoming. It was completed in 1967 and is 59 years old. Its primary use is debris control.
Physical Details
| Dam Length | 1,052 ft |
| Dam Type | Gravity |
| Max Storage | 171 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 838 cfs |
| Year Completed | 1967 (59 years old) |
| NID ID | WY01456 |
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
DOI BLM
Federal Government
Nearby Dams
Alkali Dam
Natrona, WY
Low HazardKrs No. 3
Natrona, WY
Low Hazard 25 ftUpper Hackett Dam
Natrona, WY
Low HazardBig Pike Dam
Natrona, WY
Low HazardLost
Natrona, WY
Low Hazard 29 ftTurkey Springs
Natrona, WY
Low Hazard 29 ftBig Chief Dam
Natrona, WY
Low HazardPosy No. 1
Johnson, WY
Low Hazard 51 ftFrequently Asked Questions
What is the hazard classification of Lower Hackett Dam?
Lower Hackett 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 Lower Hackett Dam?
Lower Hackett Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Hackett Dam built?
Lower Hackett Dam was completed in 1967, making it 59 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 Lower Hackett Dam?
Lower Hackett Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Lower Hackett Dam last inspected?
Lower Hackett Dam was last inspected on July 22, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.