East Fork Above Lavon Ws Scs Site 34 Dam is an earth dam located in Collin County, Texas, built in 1966. It carries a Low hazard potential classification.
Dam profile
NID height · 46 ft46 ft tall and 1,180 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About East Fork Above Lavon Ws Scs Site 34 Dam
The primary purpose of East Fork Above Lavon Ws Scs Site 34 Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Collin County;collin County Swcd (local government). It impounds the Tr-east Fork Trinity River near Mckinney.
The dam stands 46 feet tall and stretches 1,180 feet across, creates a reservoir covering 40 acres, has a maximum storage capacity of 567 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1966, 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 05/23/2013. That was over 13 years ago.
At 46 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Texas |
| County | Collin |
| Nearest City | Mckinney |
| River/Stream | Tr-east Fork Trinity River |
| Coordinates | 33.30999, -96.62570 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 46 ft |
| Dam Length | 1,180 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 567 acre-ft |
| Max Storage | 567 acre-ft |
| Normal Storage | 127 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Collin County;collin County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/23/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01164 |
| Federal ID | TX01164 |
| More Info | State Dam Safety Program |