Vernon Spring Dam is a dam located in Howard County, Iowa, built in 1857. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall and 150 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 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
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 assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04035 |
| Federal ID | IA04035 |
| More Info | State Dam Safety Program |