West Weta 91 (nid)
West Weta 91 (nid) is an earth dam located in Jackson County, South Dakota, built in 1964. It carries a Low hazard potential classification.
About West Weta 91 (nid)
The primary purpose of West Weta 91 (nid) 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 Usda Fs (federal). It impounds the Dry Draw near Pierre.
The dam stands 24 feet tall and stretches 650 feet across, and has a maximum storage capacity of 90 acre-feet. Completed in 1964, 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 10/12/2006. That was over 19 years ago.
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Location
| State | South Dakota |
| County | Jackson |
| Nearest City | Pierre |
| River/Stream | Dry Draw |
| Coordinates | 43.71322, -101.75226 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 19 ft |
| Dam Length | 650 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 90 acre-ft |
| Max Discharge | 112 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/12/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01133 |
| Federal ID | SD01133 |
| More Info | State Dam Safety Program |