J Witkowski #1 is an earth dam located in Wibaux County, Montana, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 123 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About J Witkowski #1
The primary purpose of J Witkowski #1 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 John Witkowski (private). It impounds the Tr-beaver Creek near Wibaux.
The dam stands 21 feet tall and stretches 123 feet across, has a maximum storage capacity of 99 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1969, 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 | Wibaux |
| Nearest City | Wibaux |
| River/Stream | Tr-beaver Creek |
| Coordinates | 46.76130, -104.28670 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 123 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 99 acre-ft |
| Max Storage | 99 acre-ft |
| Normal Storage | 62 acre-ft |
| Drainage Area | 12 sq mi |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | John Witkowski |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02731 |
| Federal ID | MT02731 |
| More Info | State Dam Safety Program |