Pilot Grove Creek Ws Scs Site 83a Dam
Pilot Grove Creek Ws Scs Site 83a Dam is an earth dam located in Collin County, Texas, built in 1921. It carries a High hazard potential classification.
About Pilot Grove Creek Ws Scs Site 83a Dam
The primary purpose of Pilot Grove Creek Ws Scs Site 83a 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 Elm Creek.
The dam stands 27 feet tall and stretches 1,826 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 637 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1921, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 07/11/2019.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Texas dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | Collin |
| River/Stream | Elm Creek |
| Coordinates | 33.15291, -96.35068 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 1,826 ft |
| Year Completed | 1921 (105 years old) |
Storage & Hydraulics
| NID Storage | 637 acre-ft |
| Max Storage | 637 acre-ft |
| Normal Storage | 77 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,550 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | COLLIN COUNTY;COLLIN COUNTY SWCD |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Last Inspection | 07/11/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX01097 |
| Federal ID | TX01097 |
| More Info | State Dam Safety Program |