Dam No 1 is an earth dam located in Johnson County, Kansas, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 45 ft45 ft tall and 700 ft long, taller than 90% 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 Dam No 1
The primary purpose of Dam No 1 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Davis, W B & Sylvia (public utility). It impounds the Blue River-tr near Redel.
The dam stands 45 feet tall and stretches 700 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 300 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1965, 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 06/24/1991. That was over 35 years ago.
At 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Kansas |
| County | Johnson |
| Nearest City | Redel |
| River/Stream | Blue River-tr |
| Coordinates | 38.81909, -94.67364 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 34 ft |
| Dam Length | 700 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 300 acre-ft |
| Max Storage | 300 acre-ft |
| Normal Storage | 157 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Davis, W B & Sylvia |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/24/1991 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS01170 |
| Federal ID | KS01170 |
| More Info | State Dam Safety Program |