Jaques
Jaques is an earth dam located in Navajo County, Arizona, built in 1953. It carries a High hazard potential classification and has a poor condition assessment.
About Jaques
Jaques is a dam in Navajo, Arizona. The dam is owned by City Of Show Low (local government). It impounds the Show Low Creek near Show Low.
The dam stands 81 feet tall and stretches 1,970 feet across, creates a reservoir covering 186 acres, has a maximum storage capacity of 8,160 acre-feet, and collects water from a drainage area of 65 square miles. Completed in 1953, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 09/25/2024.
At 81 feet, this dam is taller than 97% of all dams in the United States.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Arizona dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Arizona |
| County | Navajo |
| Nearest City | Show Low |
| River/Stream | Show Low Creek |
| Coordinates | 34.19722, -110.00000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 81 ft |
| Dam Height | 65 ft |
| Dam Length | 1,970 ft |
| Year Completed | 1953 (73 years old) |
Storage & Hydraulics
| NID Storage | 8,160 acre-ft |
| Max Storage | 8,160 acre-ft |
| Normal Storage | 6,000 acre-ft |
| Surface Area | 186 acres |
| Drainage Area | 65 sq mi |
| Max Discharge | 21,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | CITY OF SHOW LOW |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 09/25/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | AZ00023 |
| Federal ID | AZ00023 |
| More Info | State Dam Safety Program |