Constantine is a historic hydroelectric dam located in St.
Wind
Humidity
Joseph, Michigan, along the picturesque St. Joseph River. Built in 1873, this gravity dam stands at a height of 30 feet and spans 1515 feet, providing a storage capacity of 5750 acre-feet. With a maximum discharge of 21,000 cubic feet per second, Constantine plays a crucial role in harnessing the river's power for hydroelectric purposes.
Managed by the Federal Energy Regulatory Commission, Constantine is classified as a high hazard potential dam with a moderate risk assessment. The dam features an uncontrolled spillway with a width of 242 feet and seven slide (sluice gate) outlet gates. Despite its age, the condition assessment of Constantine is currently not available, highlighting the need for regular inspections and maintenance to ensure its continued safe operation.
For water resource and climate enthusiasts, Constantine presents a fascinating blend of history, engineering, and environmental impact. As a vital piece of infrastructure in Michigan's water management system, this gravity dam serves as a reminder of our ongoing need to balance energy production with environmental stewardship. With its rich history and crucial role in power generation, Constantine stands as a testament to the enduring importance of sustainable water resource management in the face of climate challenges.
Year Completed |
1873 |
Dam Length |
1515 |
Dam Height |
11 |
River Or Stream |
St Joseph River |
Primary Dam Type |
Gravity |
Surface Area |
525 |
Hydraulic Height |
27 |
Drainage Area |
1543 |
Nid Storage |
5750 |
Structural Height |
30 |
Outlet Gates |
Slide (sluice gate) - 7 |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
30 |
St. Joseph River At Mottville
|
759cfs |
St. Joseph River At Three Rivers
|
487cfs |
Pigeon River Near Scott
|
132cfs |
Prairie River Near Nottawa
|
44cfs |
St. Joseph River At Elkhart
|
1460cfs |
Elkhart River At Goshen
|
170cfs |
| Location | Reservations | Toilets |
|---|---|---|
Wood Lake Scout Reservation
|
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Elkhart Co. / Middlebury KOA Holiday
|
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Nottawa Park
|