Frd No 70 is an earth dam located in Marshall County, Kansas, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 37 ft37 ft tall and 970 ft long, taller than 83% of U.S. dams with a recorded height. 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 Frd No 70
The primary purpose of Frd No 70 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 Upper Black Vermillion Wjd No 37 (local government). It impounds the Irish Creek-tr near Lillis.
The dam stands 37 feet tall and stretches 970 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 468 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1976, the structure is 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.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Kansas |
| County | Marshall |
| Nearest City | Lillis |
| River/Stream | Irish Creek-tr |
| Coordinates | 39.59498, -96.30039 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 970 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 468 acre-ft |
| Max Storage | 468 acre-ft |
| Normal Storage | 71 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 401 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Black Vermillion Wjd No 37 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS04284 |
| Federal ID | KS04284 |
| More Info | State Dam Safety Program |