North Mountain Flood Detention #3, located in Maricopa County, Arizona, is a key infrastructure designed for flood risk reduction along the Cave Creek-Tr river.
Wind
Humidity
Completed in 1975, this earth dam stands at a height of 25.7 feet with a structural height of 32 feet and a length of 1040 feet. With a storage capacity of 136 acre-feet, this dam plays a critical role in mitigating flood hazards in the region.
Managed by the local government and regulated by the Arizona Department of Water Resources, North Mountain Flood Detention #3 has a high hazard potential but is currently assessed to be in satisfactory condition. The dam's spillway, with a width of 100 feet, helps control water discharge during extreme events, with a maximum discharge capacity of 4120 cubic feet per second. Despite its moderate risk level, the dam's risk management measures and emergency preparedness protocols are essential for ensuring public safety and effective flood control in the area.
As a vital component of flood risk reduction infrastructure in Phoenix, North Mountain Flood Detention #3 serves as a crucial safeguard against potential inundation and provides valuable storage and control capabilities during periods of high water flow. With regular inspections and adherence to state regulations, this earth dam continues to play a pivotal role in protecting the community from the impacts of flooding and ensuring the resilience of water resources in the region.
Year Completed |
1975 |
Dam Length |
1040 |
Dam Height |
25.7 |
River Or Stream |
CAVE CREEK - TR |
Primary Dam Type |
Earth |
Surface Area |
7.4 |
Hydraulic Height |
25.7 |
Drainage Area |
0.54 |
Nid Storage |
136 |
Structural Height |
32 |
Hazard Potential |
High |
Foundations |
Rock, Soil |
Nid Height |
32 |