Cow Bayou Ws Scs Site 20 Dam is an earth dam located in McLennan County, Texas, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 41 ft41 ft tall and 640 ft long, taller than 87% of U.S. dams with a recorded height. 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 Cow Bayou Ws Scs Site 20 Dam
The primary purpose of Cow Bayou Ws Scs Site 20 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 Mclennan County;mclennan County Swcd (local government). It impounds the Tr-south Fork Cow Bayou.
The dam stands 41 feet tall and stretches 640 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 221 acre-feet, and collects water from a drainage area of 0 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.
At 41 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Texas |
| County | McLennan |
| River/Stream | Tr-south Fork Cow Bayou |
| Coordinates | 31.35371, -97.30381 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 41 ft |
| Dam Height | 41 ft |
| Dam Length | 640 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 221 acre-ft |
| Max Storage | 221 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Mclennan County;mclennan County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04076 |
| Federal ID | TX04076 |
| More Info | State Dam Safety Program |