Ed Onstott Lake is an earth dam located in Barton County, Missouri, built in 1981. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 1,005 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 Ed Onstott Lake
The primary purpose of Ed Onstott Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Ed Onstott (private). It impounds the Tr-north Fork Spring River near Galena, Kansas.
The dam stands 18 feet tall and stretches 1,005 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 97 acre-feet, and collects water from a drainage area of 268 square miles. Completed in 1981, the structure is 45 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Barton |
| Nearest City | Galena, Kansas |
| River/Stream | Tr-north Fork Spring River |
| Coordinates | 37.48253, -94.30125 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 1,005 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 97 acre-ft |
| Max Storage | 97 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 268 sq mi |
| Max Discharge | 53 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Ed Onstott |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO20790 |
| Federal ID | MO20790 |
| More Info | State Dam Safety Program |