West Sunnyside Watershed Site A-1
West Sunnyside Watershed Site A-1 is an earth dam located in Plymouth County, Iowa, built in 1969. It carries a Low hazard potential classification.
About West Sunnyside Watershed Site A-1
The primary purpose of West Sunnyside Watershed Site A-1 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Plymouth County Swcd (local government). It impounds the Tr-broken Kettle Creek near Sioux City.
The dam stands 38 feet tall and stretches 417 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1969, 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.
At 38 feet, this dam is taller than 85% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Plymouth |
| Nearest City | Sioux City |
| River/Stream | Tr-broken Kettle Creek |
| Coordinates | 42.68610, -96.50970 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 38 ft |
| Dam Length | 417 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 38 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Plymouth County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00863 |
| Federal ID | IA00863 |
| More Info | State Dam Safety Program |