Timberlane Lake
Timberlane Lake is an earth dam located in Washington County, Missouri, built in 1959. It carries a Low hazard potential classification.
About Timberlane Lake
The primary purpose of Timberlane Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Usda Fs (federal). It impounds the Tr-courtois Creek near Courtois.
The dam stands 30 feet tall and stretches 330 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 84 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1959, 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. The most recent inspection on record was 04/22/2021.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Washington |
| Nearest City | Courtois |
| River/Stream | Tr-courtois Creek |
| Coordinates | 37.87675, -91.05680 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 330 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Normal Storage | 84 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 770 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/22/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30206 |
| Federal ID | MO30206 |
| More Info | State Dam Safety Program |