South Ridge Estates - South Dam is an earth dam located in Sioux County, Iowa, built in 2007. It carries a Significant hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 660 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 South Ridge Estates - South Dam
South Ridge Estates - South Dam is a dam in Sioux, Iowa. The dam is owned by Sioux Center Land Development Corp (private). It impounds the Tr- West Branch Floyd River near Sioux Center.
The dam stands 11 feet tall and stretches 660 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 39 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2007, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 06/28/2007. That was over 19 years ago.
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Location
| State | Iowa |
| County | Sioux |
| Nearest City | Sioux Center |
| River/Stream | Tr- West Branch Floyd River |
| Coordinates | 43.04450, -96.16960 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 660 ft |
| Year Completed | 2007 (19 years old) |
Storage & Hydraulics
| NID Storage | 39 acre-ft |
| Max Storage | 39 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Sioux Center Land Development Corp |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 06/28/2007 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03532 |
| Federal ID | IA03532 |
| More Info | State Dam Safety Program |