Fleming II Dam is an earth dam located in Tama County, Iowa, built in 2021. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 400 ft long, 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 Fleming II Dam
The primary purpose of Fleming II Dam 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 James W Fleming (private). It impounds the Unnamed Ephemeral Stream near Vinton.
The dam stands 28 feet tall and stretches 400 feet across, creates a reservoir covering 1 acres, and has a maximum storage capacity of 25 acre-feet. Completed in 2021, 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.
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Location
| State | Iowa |
| County | Tama |
| Nearest City | Vinton |
| River/Stream | Unnamed Ephemeral Stream |
| Coordinates | 42.23550, -92.60220 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 400 ft |
| Year Completed | 2021 (5 years old) |
Storage & Hydraulics
| NID Storage | 25 acre-ft |
| Max Storage | 25 acre-ft |
| Normal Storage | 9 acre-ft |
| Surface Area | 1 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | James W Fleming |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04356 |
| Federal ID | IA04356 |
| More Info | State Dam Safety Program |