Ls Miller 4-3375 is an earth dam located in Woodbury County, Iowa, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 250 ft long, taller than 74% 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 Ls Miller 4-3375
The primary purpose of Ls Miller 4-3375 is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Woodbury County Swcd (local government). It impounds the Tr- Little Sioux River near Correctionville.
The dam stands 32 feet tall and stretches 250 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 33 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1960, 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 | Iowa |
| County | Woodbury |
| Nearest City | Correctionville |
| River/Stream | Tr- Little Sioux River |
| Coordinates | 42.49900, -95.74990 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 250 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 33 acre-ft |
| Max Storage | 33 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Woodbury County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01764 |
| Federal ID | IA01764 |
| More Info | State Dam Safety Program |