Woodland Lake Dam
Woodland Lake Dam is an earth dam located in Polk County, Iowa, built in 1971. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Woodland Lake Dam
Woodland Lake Dam is a dam in Polk, Iowa. The dam is owned by Woodland Lake Estates Homeowners Assn (private). It impounds the Tr-skunk River near Colfax.
The dam stands 43 feet tall and stretches 1,330 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 723 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1971, the structure is well into its service life at over 50 years old.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/26/2021.
At 43 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Iowa |
| County | Polk |
| Nearest City | Colfax |
| River/Stream | Tr-skunk River |
| Coordinates | 41.75900, -93.44760 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 1,330 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 723 acre-ft |
| Max Storage | 723 acre-ft |
| Normal Storage | 421 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Owner | Woodland Lake Estates Homeowners Assn |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/26/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00902 |
| Federal ID | IA00902 |
| More Info | State Dam Safety Program |