German #9
German #9 is an earth dam located in Carter County, Montana, built in 1959. It carries a Low hazard potential classification.
About German #9
The primary purpose of German #9 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Richard G Obie (private). It impounds the Tr-box Elder Creek near Marmarth North Dakota.
The dam stands 25 feet tall and stretches 350 feet across, has a maximum storage capacity of 344 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1959, 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.
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Location
| State | Montana |
| County | Carter |
| Nearest City | Marmarth North Dakota |
| River/Stream | Tr-box Elder Creek |
| Coordinates | 45.78760, -104.33040 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 350 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 344 acre-ft |
| Max Storage | 344 acre-ft |
| Normal Storage | 74 acre-ft |
| Drainage Area | 8 sq mi |
| Max Discharge | 250 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | RICHARD G OBIE |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02443 |
| Federal ID | MT02443 |
| More Info | State Dam Safety Program |