What is the longest runway at 4TX0?

Slack Airport has 1 runway; the longest is runway 15/33 at 3,500 ft.

What surface are 4TX0's runways?

Slack Airport's runway is turf.

Slack Airport runways

Slack Airport (4TX0) in Mont Belvieu, TX has 1 runway , the longest 15/33 at 3,500 ft (turf). Dimensions, headings, lighting, and instrument approaches for each below.

Runway 15/33

3,500 ft × 50 ft · Turf

Heading: n/a
Traffic pattern: Left
Displaced threshold: 500 ft

Heading: 263° mag · 269° true
Traffic pattern: Left

Runway data from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources.