Little Yellow 18, located in Necedah, Wisconsin, is a Federal-owned dam with a primary purpose of irrigation.
Wind
Humidity
Completed in 1936, this gravity dam stands at a height of 8 feet and spans a length of 4670 feet, providing a storage capacity of 840 acre-feet. The dam serves multiple purposes, including irrigation, recreation, and water supply, with a low hazard potential and a very high risk assessment rating.
Situated on the East Branch Little Yellow River, this dam plays a crucial role in managing water resources in the region. While it is not currently inspected for structural condition, the dam has a controlled spillway and a maximum discharge capacity of 400 cubic feet per second. Despite its age, Little Yellow 18 continues to support the needs of the community, highlighting the importance of maintaining and monitoring our water infrastructure for sustainable use in the face of changing climate conditions. For water resource and climate enthusiasts, Little Yellow 18 serves as a reminder of the intricate relationship between water management and environmental resilience.
Year Completed |
1936 |
Dam Length |
4670 |
Dam Height |
8 |
River Or Stream |
EAST BRANCH LITTLE YELLOW |
Primary Dam Type |
Gravity |
Surface Area |
180 |
Hydraulic Height |
7 |
Drainage Area |
5.9 |
Nid Storage |
840 |
Structural Height |
8 |
Hazard Potential |
Low |
Nid Height |
8 |
Yellow River At Babcock
|
44cfs |
Yellow River At Necedah
|
52cfs |
Tenmile Creek Near Nekoosa
|
27cfs |
Lemonweir River At New Lisbon
|
261cfs |
Wisconsin River At Wisconsin Rapids
|
1960cfs |
Black River At Neillsville
|
193cfs |
| Location | Reservations | Toilets |
|---|---|---|
Juneau County Wilderness Park Campground
|
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Petenwell County Park Annex Campground
|
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Petenwell County Park Main Campground
|