Sphaeralcea is an earth dam located in Sublette County, Wyoming, built in 1974. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 28 ft28 ft tall and 520 ft long, taller than 62% 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 Sphaeralcea
The primary purpose of Sphaeralcea is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Karen Budd-falen & Janet Beiermann (private). It impounds the Fish Creek Offchannel near Labarge.
The dam stands 28 feet tall and stretches 520 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 149 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, the structure is well into its service life at over 50 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 10/06/2022.
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Location
| State | Wyoming |
| County | Sublette |
| Nearest City | Labarge |
| River/Stream | Fish Creek Offchannel |
| Coordinates | 42.53520, -110.36320 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 520 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 149 acre-ft |
| Max Storage | 149 acre-ft |
| Normal Storage | 99 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Karen Budd-falen & Janet Beiermann |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 10/06/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01314 |
| Federal ID | WY01314 |
| More Info | State Dam Safety Program |