Heron Lake Dam Lower
Heron Lake Dam Lower is an earth dam located in Montgomery County, Missouri, built in 1962. It carries a Low hazard potential classification.
About Heron Lake Dam Lower
The primary purpose of Heron Lake Dam Lower is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Clayton Commodity Servic (private). It impounds the Tr-bear Creek near Truxton.
The dam stands 15 feet tall, creates a reservoir covering 35 acres, has a maximum storage capacity of 281 acre-feet, and collects water from a drainage area of 330 square miles. Completed in 1962, 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 | Montgomery |
| Nearest City | Truxton |
| River/Stream | Tr-bear Creek |
| Coordinates | 38.93019, -91.35303 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 281 acre-ft |
| Max Storage | 281 acre-ft |
| Normal Storage | 175 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 330 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | CLAYTON COMMODITY SERVIC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10917 |
| Federal ID | MO10917 |
| More Info | State Dam Safety Program |