Venn #9
Venn #9 is an earth dam located in Custer County, Montana, built in 1966. It carries a Low hazard potential classification.
About Venn #9
The primary purpose of Venn #9 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 Darrell Harding (private). It impounds the Tr-north Sunday Creek near Kinsey.
The dam stands 17 feet tall and stretches 545 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 89 acre-feet, and collects water from a drainage area of 645 square miles. Completed in 1966, 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. The most recent inspection on record was 04/17/2007. That was over 18 years ago.
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Location
| State | Montana |
| County | Custer |
| Nearest City | Kinsey |
| River/Stream | Tr-north Sunday Creek |
| Coordinates | 46.53580, -106.06150 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 545 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 89 acre-ft |
| Max Storage | 89 acre-ft |
| Normal Storage | 52 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 645 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DARRELL HARDING |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 04/17/2007 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01609 |
| Federal ID | MT01609 |
| More Info | State Dam Safety Program |