The Siegel Flood Control Dam, located in Clayton County, Iowa, was completed in 1938 by the USDA NRCS to mitigate flood risks along the TR-Mississippi River.
Wind
Humidity
This earth dam stands at 43 feet tall and spans 324 feet in length, providing a storage capacity of 94 acre-feet. It is designated as a high hazard potential structure but is currently in satisfactory condition, as per the last assessment in June 2019.
Managed by the local government and regulated by the Iowa DNR, the dam serves as a critical flood risk reduction measure in the region. With a drainage area of 0.65 square miles, the dam plays a vital role in protecting the surrounding areas from potential flooding events. Despite its age, the Siegel Flood Control Dam continues to be inspected regularly and meets state permitting and enforcement requirements to ensure its operational efficiency.
For water resource and climate enthusiasts, the Siegel Flood Control Dam presents a fascinating example of infrastructure designed to safeguard communities against the impacts of flooding. Its strategic location, efficient design, and ongoing maintenance highlight the importance of sustainable water management practices in addressing the challenges posed by changing climate patterns. As part of a comprehensive flood risk reduction strategy, this dam serves as a vital component in enhancing the resilience of the local ecosystem and ensuring the safety of residents in the area.
Year Completed |
1938 |
Dam Length |
324 |
Dam Height |
43 |
River Or Stream |
TR-MISSISSIPPI RIVER |
Primary Dam Type |
Earth |
Drainage Area |
0.65 |
Nid Storage |
94 |
Hazard Potential |
High |
Foundations |
Rock, Soil |
Nid Height |
43 |
Mississippi River At Mcgregor
|
21700cfs |
Bloody Run Creek Near Marquette
|
11cfs |
Yellow River At Ion
|
23cfs |
Turkey River Above French Hollow Cr At Elkader
|
458cfs |
Turkey River At Garber
|
388cfs |
Volga River At Littleport
|
144cfs |