Joshua Crosby
Joshua Crosby is an earth dam located in Mohave County, Arizona, built in 1944. It carries a Low hazard potential classification.
About Joshua Crosby
The primary purpose of Joshua Crosby is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Quarter Circle Three Llc (private). It impounds the Langs Wash - Os near St. George, Utah.
The dam stands 14 feet tall and stretches 365 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 104 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1944, the structure is well-established, with more than 75 years of service.
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 09/19/2006. That was over 19 years ago.
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Location
| State | Arizona |
| County | Mohave |
| Nearest City | St. George, Utah |
| River/Stream | Langs Wash - Os |
| Coordinates | 36.40750, -113.24389 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 365 ft |
| Year Completed | 1944 (82 years old) |
Storage & Hydraulics
| NID Storage | 104 acre-ft |
| Max Storage | 104 acre-ft |
| Normal Storage | 52 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | QUARTER CIRCLE THREE LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/19/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AZ00142 |
| Federal ID | AZ00142 |
| More Info | State Dam Safety Program |