White Dam is an earth dam located in Buena Vista County, Iowa, built in 2022. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 1,200 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 White Dam
The primary purpose of White 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 Buena Vista County Conservation Board (local government). It impounds the Unnamed Tributary near Newell.
The dam stands 9 feet tall and stretches 1,200 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 57 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2022, 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 | Buena Vista |
| Nearest City | Newell |
| River/Stream | Unnamed Tributary |
| Coordinates | 42.60270, -95.13360 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 1,200 ft |
| Year Completed | 2022 (4 years old) |
Storage & Hydraulics
| NID Storage | 57 acre-ft |
| Max Storage | 57 acre-ft |
| Normal Storage | 2 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Buena Vista County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04355 |
| Federal ID | IA04355 |
| More Info | State Dam Safety Program |