Vernon Spring Dam
Vernon Spring Dam is a dam located in Howard County, Iowa, built in 1857. It carries a Low hazard potential classification.
About Vernon Spring Dam
Vernon Spring Dam is a dam in Howard, Iowa. The dam is owned by Howard County Conservation Board (local government). It impounds the Turkey River.
The dam stands 8 feet tall and stretches 150 feet across, has a maximum storage capacity of 110 acre-feet, and collects water from a drainage area of 73 square miles. Completed in 1857, the structure is one of the older dams in the region, with over a century and a half of service.
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 | Howard |
| River/Stream | Turkey River |
| Coordinates | 43.34720, -92.13850 |
Physical Characteristics
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 150 ft |
| Year Completed | 1857 (169 years old) |
Storage & Hydraulics
| NID Storage | 110 acre-ft |
| Max Storage | 110 acre-ft |
| Drainage Area | 73 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Howard County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04035 |
| Federal ID | IA04035 |
| More Info | State Dam Safety Program |