is a dam located in Lyon County, Kansas, built in 1974. It carries a Low hazard potential classification.
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is a dam in Lyon, Kansas. The dam is owned by Johnson, Delmar (private). It impounds the Onion Creek-tr near Miller.
The dam stands 25 feet tall and stretches 500 feet across, and has a maximum storage capacity of 50 acre-feet. Completed in 1974, 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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Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Kansas |
| County | Lyon |
| Nearest City | Miller |
| River/Stream | Onion Creek-tr |
| Coordinates | 38.72080, -96.04301 |
Physical Characteristics
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 500 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 24 acre-ft |
| Max Discharge | 359 cfs |
Ownership & Safety
| Owner | JOHNSON, DELMAR |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS03565 |
| Federal ID | KS03565 |
| More Info | State Dam Safety Program |