Mill Pond is an earth dam located in Navajo County, Arizona, built in 1996. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 5,780 ft long, taller than 68% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Mill Pond
The primary purpose of Mill Pond is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Pink Cliffs Land Company, LLC (private). It impounds the Unknown near Zeniff.
The dam stands 30 feet tall and stretches 5,780 feet across, creates a reservoir covering 260 acres, has a maximum storage capacity of 4,400 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1996, the structure is 30 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 06/11/2020.
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Location
| State | Arizona |
| County | Navajo |
| Nearest City | Zeniff |
| River/Stream | Unknown |
| Coordinates | 34.51500, -110.35667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 5,780 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 4,400 acre-ft |
| Max Storage | 4,400 acre-ft |
| Normal Storage | 2,200 acre-ft |
| Surface Area | 260 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,140 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Pink Cliffs Land Company, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/11/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AZ00231 |
| Federal ID | AZ00231 |
| More Info | State Dam Safety Program |