Kajan Diversion
Kajan Diversion is an earth dam located in Crook County, Wyoming, built in 1965. It carries a Low hazard potential classification and has a fair condition assessment.
About Kajan Diversion
The primary purpose of Kajan Diversion is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by John R. Pierce (private). It impounds the Thompson Creek near Camp Crook S D.
The dam stands 19 feet tall and stretches 3,200 feet across, creates a reservoir covering 102 acres, and has a maximum storage capacity of 694 acre-feet. Completed in 1965, 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 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 06/23/2021.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Wyoming |
| County | Crook |
| Nearest City | Camp Crook S D |
| River/Stream | Thompson Creek |
| Coordinates | 44.98790, -104.69980 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 3,200 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 694 acre-ft |
| Max Storage | 694 acre-ft |
| Normal Storage | 144 acre-ft |
| Surface Area | 102 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JOHN R. PIERCE |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/23/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00589 |
| Federal ID | WY00589 |
| More Info | State Dam Safety Program |