Christina is an earth dam located in Fremont County, Wyoming, built in 1942. It carries a Significant hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 505 ft long. 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 Christina
The primary purpose of Christina is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Little Popo Agie Irrigation District (private). It impounds the Little Popo Agie River near Lander.
The dam stands 22 feet tall and stretches 505 feet across, creates a reservoir covering 350 acres, has a maximum storage capacity of 5,350 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1942, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 07/21/2021.
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Location
| State | Wyoming |
| County | Fremont |
| Nearest City | Lander |
| River/Stream | Little Popo Agie River |
| Coordinates | 42.59140, -108.92970 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 20 ft |
| Dam Length | 505 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 5,350 acre-ft |
| Max Storage | 5,350 acre-ft |
| Normal Storage | 3,860 acre-ft |
| Surface Area | 350 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 10,700 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Little Popo Agie Irrigation District |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/21/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01036 |
| Federal ID | WY01036 |
| More Info | State Dam Safety Program |