Dionysia
Dionysia is an earth dam located in Chouteau County, Montana, built in 1945. It carries a Low hazard potential classification.
About Dionysia
The primary purpose of Dionysia is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Halverson Ranch Inc (private). It impounds the Dry Fork Coulee near Virgelle.
The dam stands 20 feet tall and stretches 500 feet across, and has a maximum storage capacity of 51 acre-feet. Completed in 1945, the structure is well-established, with more than 75 years of service.
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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Montana |
| County | Chouteau |
| Nearest City | Virgelle |
| River/Stream | Dry Fork Coulee |
| Coordinates | 48.09010, -110.28540 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 500 ft |
| Year Completed | 1945 (81 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 26 acre-ft |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | HALVERSON RANCH INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03543 |
| Federal ID | MT03543 |
| More Info | State Dam Safety Program |