Willer Lake Dam-sec 32
Willer Lake Dam-sec 32 is an earth dam located in Lewis County, Missouri, built in 1972. It carries a Low hazard potential classification.
About Willer Lake Dam-sec 32
The primary purpose of Willer Lake Dam-sec 32 is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by B H Willer (private). It impounds the Tr-crooked Creek near La Grange.
The dam stands 17 feet tall, creates a reservoir covering 13 acres, has a maximum storage capacity of 118 acre-feet, and collects water from a drainage area of 400 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.
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Location
| State | Missouri |
| County | Lewis |
| Nearest City | La Grange |
| River/Stream | Tr-crooked Creek |
| Coordinates | 40.21490, -91.57899 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 118 acre-ft |
| Max Storage | 118 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 400 sq mi |
Ownership & Safety
| Purpose | Debris Control |
| Owner | B H WILLER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO11331 |
| Federal ID | MO11331 |
| More Info | State Dam Safety Program |