Mcgrew Reservoir is an earth dam located in Lyon County, Kansas, built in 2004. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 1,050 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 Mcgrew Reservoir
The primary purpose of Mcgrew Reservoir is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mcgrew, John M (private). It impounds the Bluff Creek-tr.
The dam stands 24 feet tall and stretches 1,050 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 151 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2004, the structure is relatively new.
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 12/26/2006. That was over 19 years ago.
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Location
| State | Kansas |
| County | Lyon |
| River/Stream | Bluff Creek-tr |
| Coordinates | 38.67288, -96.26972 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 1,050 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 151 acre-ft |
| Max Storage | 151 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,032 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mcgrew, John M |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/26/2006 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09240 |
| Federal ID | KS09240 |
| More Info | State Dam Safety Program |