John Ragsdale Dam
John Ragsdale Dam is an earth dam located in Park County, Montana, built in 1980. It carries a Low hazard potential classification.
About John Ragsdale Dam
The primary purpose of John Ragsdale Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by John Ragsdale (private). It impounds the Offstream near Livingston.
The dam stands 19 feet tall and stretches 900 feet across, and has a maximum storage capacity of 100 acre-feet. Completed in 1980, the structure is 46 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. The most recent inspection on record was 11/01/1981. That was over 44 years ago.
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Location
| State | Montana |
| County | Park |
| Nearest City | Livingston |
| River/Stream | Offstream |
| Coordinates | 45.28330, -110.87666 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 900 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Normal Storage | 61 acre-ft |
| Max Discharge | 320 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JOHN RAGSDALE |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 11/01/1981 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03833 |
| Federal ID | MT03833 |
| More Info | State Dam Safety Program |