Hog Wallow
Hog Wallow is an earth dam located in Apache County, Arizona, built in 1908. It carries a Low hazard potential classification.
About Hog Wallow
The primary purpose of Hog Wallow is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Grovers Hill Irrigation District (private). It impounds the Little Colorado River -tr near South Fork.
The dam stands 7 feet tall and stretches 392 feet across, creates a reservoir covering 57 acres, has a maximum storage capacity of 1,000 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1908, 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 08/06/2009. That was over 16 years ago.
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Location
| State | Arizona |
| County | Apache |
| Nearest City | South Fork |
| River/Stream | Little Colorado River -tr |
| Coordinates | 33.98111, -109.42222 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 392 ft |
| Year Completed | 1908 (118 years old) |
Storage & Hydraulics
| NID Storage | 1,000 acre-ft |
| Max Storage | 1,000 acre-ft |
| Surface Area | 57 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 87 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | GROVERS HILL IRRIGATION DISTRICT |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/06/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AZ00101 |
| Federal ID | AZ00101 |
| More Info | State Dam Safety Program |