Simpson Creek Watershed Site 1
Simpson Creek Watershed Site 1 is an earth dam located in Fremont County, Iowa, built in 1958. It carries a Low hazard potential classification.
About Simpson Creek Watershed Site 1
The primary purpose of Simpson Creek Watershed Site 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 Fremont County Swcd (local government). It impounds the Simpson Creek near Hamburg.
The dam stands 46 feet tall and stretches 872 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 400 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1958, 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. The most recent inspection on record was 11/29/1960. That was over 65 years ago.
At 46 feet, this dam is taller than 91% 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 | Fremont |
| Nearest City | Hamburg |
| River/Stream | Simpson Creek |
| Coordinates | 40.66440, -95.65600 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 872 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 400 acre-ft |
| Max Storage | 400 acre-ft |
| Normal Storage | 320 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Fremont County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/29/1960 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00400 |
| Federal ID | IA00400 |
| More Info | State Dam Safety Program |