- Airport Identifier
- 5TX4
- Airport Name
- Black Mark Strip
- Location
- Lewisville, United States
- Field elevation (ft)
- 635 ft
- Airport Type
- Closed
- Magnetic Variation
- 2.327° W
- Coordinates
- 33.033501° N 97.067001° W
| Runway Name | Runway Length | Displaced Threshold (ft) | Runway Heading (°T) | Runway Heading (°M) | Slope | Surface |
|---|---|---|---|---|---|---|
| N | 2,300 ft x 70 ft | N/A | Unknown | Unknown | Unknown | Grass |
| S | 2,300 ft x 70 ft | N/A | Unknown | Unknown | Unknown | Grass |