Anaheim is an earth dam located in Johnson County, Wyoming, built in 2005. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 33 ft33 ft tall and 992 ft long, taller than 76% 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 Anaheim
The primary purpose of Anaheim is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Dry Fork Land & Livestock LLC (private). It impounds the Anaheim Draw near Garrett Cow Camp.
The dam stands 33 feet tall and stretches 992 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 117 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2005, the structure is relatively new.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/02/2025.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Wyoming |
| County | Johnson |
| Nearest City | Garrett Cow Camp |
| River/Stream | Anaheim Draw |
| Coordinates | 43.76380, -106.13170 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 32 ft |
| Dam Length | 992 ft |
| Year Completed | 2005 (21 years old) |
Storage & Hydraulics
| NID Storage | 117 acre-ft |
| Max Storage | 117 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,202 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Dry Fork Land & Livestock LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/02/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02348 |
| Federal ID | WY02348 |
| More Info | State Dam Safety Program |