Inman Lake Dam
Inman Lake Dam is an earth dam located in St. Charles County, Missouri, built in 1972. It carries a Low hazard potential classification.
About Inman Lake Dam
The primary purpose of Inman Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dr Max Inman (private). It impounds the Tr-bigelow Creek near Matson.
The dam stands 25 feet tall, creates a reservoir covering 12 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 350 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 | St. Charles |
| Nearest City | Matson |
| River/Stream | Tr-bigelow Creek |
| Coordinates | 38.59111, -90.86944 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 350 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | DR MAX INMAN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30292 |
| Federal ID | MO30292 |
| More Info | State Dam Safety Program |