Tomson Dam is an earth dam located in Chickasaw County, Iowa, built in 1997. It carries a Low hazard potential classification.
Dam profile
NID height · 19 ft19 ft tall and 780 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 Tomson Dam
The primary purpose of Tomson Dam 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 O Jay Tomson (private). It impounds the Tr- Cedar River near Nashua.
The dam stands 19 feet tall and stretches 780 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 79 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1997, the structure is 29 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Chickasaw |
| Nearest City | Nashua |
| River/Stream | Tr- Cedar River |
| Coordinates | 43.04110, -92.54930 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 780 ft |
| Year Completed | 1997 (29 years old) |
Storage & Hydraulics
| NID Storage | 79 acre-ft |
| Max Storage | 79 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | O Jay Tomson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03070 |
| Federal ID | IA03070 |
| More Info | State Dam Safety Program |