Simonsen Subwatershed Sta 142+42 Main
Simonsen Subwatershed Sta 142+42 Main is an earth dam located in Cherokee County, Iowa, built in 1952. It carries a Low hazard potential classification.
About Simonsen Subwatershed Sta 142+42 Main
The primary purpose of Simonsen Subwatershed Sta 142+42 Main 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 Cherokee County Swcd (local government). It impounds the Rock Creek near Washta.
The dam stands 33 feet tall and stretches 400 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 150 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1952, 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 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Iowa |
| County | Cherokee |
| Nearest City | Washta |
| River/Stream | Rock Creek |
| Coordinates | 42.64000, -95.67440 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 400 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Cherokee County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01949 |
| Federal ID | IA01949 |
| More Info | State Dam Safety Program |