Basch
Basch is an earth dam located in Johnson County, Wyoming, built in 1960. It carries a Low hazard potential classification and has a poor condition assessment.
About Basch
The primary purpose of Basch is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by 307 Land, Llc (private). It impounds the Muddy Creek near Arvada.
The dam stands 36 feet tall and stretches 710 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 105 acre-feet. Completed in 1960, 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 05/03/2023.
At 36 feet, this dam is taller than 83% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Wyoming |
| County | Johnson |
| Nearest City | Arvada |
| River/Stream | Muddy Creek |
| Coordinates | 44.16694, -106.74250 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 34 ft |
| Dam Length | 710 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 105 acre-ft |
| Max Storage | 105 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 7 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | 307 LAND, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/03/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00776 |
| Federal ID | WY00776 |
| More Info | State Dam Safety Program |