Coronado Gen.
Wind
Humidity
Station is a vital water resource infrastructure located in Apache County, Arizona, along the Little Colorado River. Completed in 1978, this earth dam stands at a height of 53 feet, with a hydraulic height of 53 feet and a structural height of 75 feet. It boasts a storage capacity of 7,080 acre-feet, with a normal storage level of 4,650 acre-feet, covering a surface area of 330 acres and serving a drainage area of 2.98 square miles.
Managed by the Arizona Department of Water Resources, Coronado Gen. Station is regulated, permitted, inspected, and enforced by state agencies to ensure its proper operation and maintenance. The dam's spillway, with a width of 10 feet, is uncontrolled, and it has a significant hazard potential with a satisfactory condition assessment as of April 2018. The surrounding area is represented by Congressman Tom O'Halleran (D), and the dam is situated in a scenic location in Holbrook, Arizona.
With a moderate risk assessment rating of 3, Coronado Gen. Station plays a crucial role in water management and flood control along the Little Colorado River. Its presence safeguards the local community and ecosystems, highlighting the importance of sustainable water resource infrastructure in the face of climate change challenges. As a public utility serving the needs of the region, Coronado Gen. Station stands as a testament to responsible water resource management and environmental stewardship in Arizona.
Year Completed |
1978 |
Dam Length |
3300 |
Dam Height |
53 |
River Or Stream |
LITTLE COLORADO RIVER - TR |
Primary Dam Type |
Earth |
Surface Area |
330 |
Hydraulic Height |
53 |
Drainage Area |
2.98 |
Nid Storage |
7080 |
Structural Height |
75 |
Hazard Potential |
Significant |
Foundations |
Rock, Soil |
Nid Height |
75 |