Jelken Dam is an earth dam located in Franklin County, Nebraska, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 290 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 Jelken Dam
The primary purpose of Jelken Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Frank J & Norma Jean Jelken Revocable Trusts (private). It impounds the Tr-center Creek near Franklin.
The dam stands 20 feet tall and stretches 290 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 102 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 04/14/2020.
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Location
| State | Nebraska |
| County | Franklin |
| Nearest City | Franklin |
| River/Stream | Tr-center Creek |
| Coordinates | 40.14870, -98.96419 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 290 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 102 acre-ft |
| Max Storage | 102 acre-ft |
| Normal Storage | 54 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Frank J & Norma Jean Jelken Revocable Trusts |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/14/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE03436 |
| Federal ID | NE03436 |
| More Info | State Dam Safety Program |