Green Oak Lake Dam, located in Washtenaw County, Michigan, is a privately owned structure with a primary purpose of recreation.
Wind
Humidity
Completed in 1960, this Earth-type dam stands at a height of 20 feet and stretches 425 feet in length. The dam has a storage capacity of 200 acre-feet and a normal storage level of 80 acre-feet, serving as a popular spot for outdoor activities in the area.
Managed by the Michigan Department of Environment, Great Lakes, and Energy (DEGLE), the Green Oak Lake Dam is regulated, permitted, inspected, and enforced by the state. The dam, which is situated on a tributary to the Huron River, has a controlled spillway with a width of 6 feet and a maximum discharge capacity of 625 cubic feet per second. Despite being classified as having a low hazard potential, the dam's risk assessment is marked as very high, indicating the importance of ongoing monitoring and maintenance to ensure its safety and functionality.
With a satisfactory condition assessment as of November 2017, the Green Oak Lake Dam provides a serene recreational environment for visitors while also playing a crucial role in water resource management in the region. As climate change continues to impact water resources, the upkeep and regulation of dams like Green Oak Lake Dam are essential in safeguarding communities and ecosystems against potential risks and disruptions.
Year Completed |
1960 |
Dam Length |
425 |
Dam Height |
20 |
River Or Stream |
Tributary to Huron River |
Primary Dam Type |
Earth |
Surface Area |
19 |
Hydraulic Height |
20 |
Drainage Area |
7.6 |
Nid Storage |
200 |
Structural Height |
20 |
Hazard Potential |
Low |
Nid Height |
20 |
Mill Creek Near Dexter
|
31cfs |
Huron River At Ann Arbor
|
289cfs |
Malletts Creek At Ann Arbor
|
2cfs |
Huron River Near Hamburg
|
146cfs |
Saline River Near Saline
|
21cfs |
Huron River Near New Hudson
|
105cfs |
| Location | Reservations | Toilets |
|---|---|---|
Canoe Camping
|
||
Pinckney-Crooked Lake Rustic
|
||
Blind Lake Campground
|
||
Bishop Lake - Brighton Rec Area
|
||
Pines South
|
||
Pines North
|