Little Reservoir
Little Reservoir is an earth dam located in Apache County, Arizona, built in 1921. It carries a Low hazard potential classification.
About Little Reservoir
The primary purpose of Little Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by St. Johns Irrigation & Ditch Co. (private). It impounds the No Wash Creek near Holbrook.
The dam stands 18 feet tall and stretches 639 feet across, creates a reservoir covering 338 acres, has a storage capacity of 1,128 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1921, the structure is over a century 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 04/18/2018.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Arizona |
| County | Apache |
| Nearest City | Holbrook |
| River/Stream | No Wash Creek |
| Coordinates | 34.48750, -109.36139 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 13 ft |
| Dam Length | 639 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 1,128 acre-ft |
| Normal Storage | 1,128 acre-ft |
| Surface Area | 338 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ST. JOHNS IRRIGATION & DITCH CO. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/18/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AZ00249 |
| Federal ID | AZ00249 |
| More Info | State Dam Safety Program |