Sister Grove Creek Ws Scs Site 21 Dam
High HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Texas |
| County | Grayson |
| River/Stream | TR-SISTER GROVE CREEK |
| Coordinates | 33.46849, -96.56539 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 1,800 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 852 acre-ft |
| Max Storage | 852 acre-ft |
| Normal Storage | 160 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,756 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | GRAYSON COUNTY;UPPER ELM RED SWCD |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 11/10/2020 |
| Emergency Action Plan | Yes |