Hanning Bros Group Pond, located in Fillmore, Minnesota, is a private earth dam designed by the USDA NRCS with a primary purpose of flood risk reduction.
Wind
Humidity
Completed in 1975, this pond has a dam height of 25 feet and a structural height of 28 feet, with a storage capacity of 92 acre-feet. The dam is regulated by the Minnesota Department of Natural Resources and undergoes regular inspections to ensure its fair condition and low hazard potential.
The Root River South Branch-Traverse flows near the Hanning Bros Group Pond, providing a vital water source for the surrounding area. Despite its uncontrolled spillway and outlet gates, the pond has a moderate risk assessment rating and is classified as a low hazard potential structure. The pond's location in Preston, Minnesota, makes it a key component in managing water resources and mitigating flood risks in the region.
With its history of flood risk reduction and its well-maintained condition, Hanning Bros Group Pond serves as a model for sustainable water management practices. As climate change continues to impact water resources, structures like this pond play a crucial role in safeguarding communities against potential water-related disasters. Water resource and climate enthusiasts will find Hanning Bros Group Pond to be a fascinating example of how effective dam design and regulation can contribute to overall environmental resilience.
Year Completed |
1975 |
Dam Length |
284 |
Dam Height |
25 |
River Or Stream |
ROOT RIVER S BRANCH-TR |
Primary Dam Type |
Earth |
Drainage Area |
1 |
Nid Storage |
92 |
Structural Height |
28 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
28 |
Root River Near Pilot Mound
|
303cfs |
Upper Iowa River At Bluffton
|
264cfs |
Upper Iowa River At Decorah
|
137cfs |
Turkey River At Spillville
|
78cfs |
South Fork Root River Near Houston
|
209cfs |
Root River Near Houston
|
472cfs |
| Location | Reservations | Toilets |
|---|---|---|
Forestville State Park
|
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Fillmore County Fairgrounds Campgrounds
|
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Isinours Campsite
|
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North Park Campground
|
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Riverview City Campground
|
||
Sylvan City Park
|