Olson Dam
Olson Dam is an earth dam located in Cerro Gordo County, Iowa, built in 1972. It carries a Low hazard potential classification.
About Olson Dam
The primary purpose of Olson Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Frederick J Olson (private). It impounds the Ideal Creek near Portland.
The dam stands 21 feet tall and stretches 350 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Cerro Gordo |
| Nearest City | Portland |
| River/Stream | Ideal Creek |
| Coordinates | 43.16010, -93.12850 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 350 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Frederick J Olson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00179 |
| Federal ID | IA00179 |
| More Info | State Dam Safety Program |