Newton Koa Campground Dam is an earth dam located in Jasper County, Iowa. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 450 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 Newton Koa Campground Dam
The primary purpose of Newton Koa Campground Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by L Wayne Rose (private). It impounds the Tr- Elk Creek near Newton.
The dam stands 20 feet tall and stretches 450 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 22 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/14/2010. That was over 16 years ago.
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Location
| State | Iowa |
| County | Jasper |
| Nearest City | Newton |
| River/Stream | Tr- Elk Creek |
| Coordinates | 41.68600, -93.01300 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 450 ft |
Storage & Hydraulics
| NID Storage | 22 acre-ft |
| Max Storage | 22 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | L Wayne Rose |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 04/14/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03918 |
| Federal ID | IA03918 |
| More Info | State Dam Safety Program |