Ed Frien Dam is an earth dam located in Pennington County, South Dakota, built in 1958. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 645 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 Ed Frien Dam
The primary purpose of Ed Frien Dam 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 Donald Robert Kelly (private). It impounds the Tr Cheyenne.
The dam stands 18 feet tall and stretches 645 feet across, and has a maximum storage capacity of 145 acre-feet. Completed in 1958, 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 | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr Cheyenne |
| Coordinates | 43.92833, -102.24832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 645 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 145 acre-ft |
| Max Storage | 145 acre-ft |
| Normal Storage | 80 acre-ft |
| Max Discharge | 1,125 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Donald Robert Kelly |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01964 |
| Federal ID | SD01964 |
| More Info | State Dam Safety Program |