Green City Dam-sect 18 is an earth dam located in Sullivan County, Missouri, built in 1954. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall, taller than 62% 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 Green City Dam-sect 18
The primary purpose of Green City Dam-sect 18 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Green City (local government). It impounds the Tr-west Yellow Creek near Mystic.
The dam stands 28 feet tall, creates a reservoir covering 10 acres, has a maximum storage capacity of 150 acre-feet, and collects water from a drainage area of 75 square miles. Completed in 1954, 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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Location
| State | Missouri |
| County | Sullivan |
| Nearest City | Mystic |
| River/Stream | Tr-west Yellow Creek |
| Coordinates | 40.25493, -92.96237 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 83 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 75 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Green City |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10155 |
| Federal ID | MO10155 |
| More Info | State Dam Safety Program |