Thomason Lake Dam is an earth dam located in Stoddard County, Missouri, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall. 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 Thomason Lake Dam
The primary purpose of Thomason Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Joseph a Thomason (private). It impounds the Tr-fish Slough-st Francis Riv near Pyletown.
The dam stands 18 feet tall, creates a reservoir covering 13 acres, has a maximum storage capacity of 125 acre-feet, and collects water from a drainage area of 60 square miles. Completed in 1964, 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 | Stoddard |
| Nearest City | Pyletown |
| River/Stream | Tr-fish Slough-st Francis Riv |
| Coordinates | 36.72816, -90.01992 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 125 acre-ft |
| Max Storage | 125 acre-ft |
| Normal Storage | 74 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 60 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Joseph a Thomason |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO40037 |
| Federal ID | MO40037 |
| More Info | State Dam Safety Program |