Lower Pine Lake Dam
Key Takeaway
Lower Pine Lake Dam is classified as significant hazard in Iowa. It was completed in 1922 and is 104 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 33 ft (taller than 63.3% in IA) |
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 924 acre-ft |
| Normal Storage | 360 acre-ft |
| Surface Area | 85 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1922 (104 years old) |
| Year Modified | 1991 |
| NID ID | IA01346 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Iowa Department of Natural Resources
State Government
Nearby Dams
Upper Pine Lake Dam
Hardin, IA
Significant Hazard 42 ftUpper Pine Lake Dredge Spoil Dam
Hardin, IA
Low Hazard 35 ftRooks Dam
Hardin, IA
Low Hazard 38 ftSteamboat Rock Dam
Hardin, IA
Low Hazard 12 ftIowa Noname17
Hardin, IA
Low Hazard 32 ftHardin County Wetland Dam
Hardin, IA
Low Hazard 11 ftBeach Dam
Hardin, IA
Low Hazard 37 ftNewby Dam
Hardin, IA
Low Hazard 27 ftFrequently Asked Questions
What is the hazard classification of Lower Pine Lake Dam?
Lower Pine Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lower Pine Lake Dam?
Lower Pine Lake Dam is owned by Iowa Department of Natural Resources (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Pine Lake Dam built?
Lower Pine Lake Dam was completed in 1922, making it 104 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 Pine Lake Dam?
Lower Pine Lake Dam serves the following purposes: Recreation, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lower Pine Lake Dam?
Lower Pine Lake Dam has a dam height of 33 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.
When was Lower Pine Lake Dam last inspected?
Lower Pine Lake Dam was last inspected on June 10, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.