Oak Grove Park Dam
Oak Grove Park Dam is an earth dam located in Sioux County, Iowa, built in 1977. It carries a Low hazard potential classification.
About Oak Grove Park Dam
The primary purpose of Oak Grove Park Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Sioux County Conservation Board (local government). It impounds the Tr-big Sioux River near Hawarden.
The dam stands 26 feet tall and stretches 255 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 65 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 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 | Sioux |
| Nearest City | Hawarden |
| River/Stream | Tr-big Sioux River |
| Coordinates | 43.05750, -96.47680 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 255 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Sioux County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01637 |
| Federal ID | IA01637 |
| More Info | State Dam Safety Program |