Derby Field traffic pattern

Pattern altitude at Derby Field (LOL · KLOL) is 4,708 ft MSL · 800 AGL as published by the FAA, and every runway end is standard left traffic.

All of Derby Field — runways, frequencies, charts and live weather

Pattern diagram

Drawn to scale from the FAA NASR runway alignments and the per end right traffic flags — pick a runway to see its pattern. Live wind picks the favored runway when KLOL reports it.

RWY 20LEFT traffic

Heading: 196° mag · 210° true
Dimensions: 5,529 × 75 ft
TPA: 4,708 ft MSL · 800 AGL · charted
Surface: Asphalt
Lights: 2-light PAPI (left) (3°)
CTAF: 122.8

Enter the left downwind (heading 016°) on the 45° at 4,708 ft MSL.

More details — RWY 20

Threshold elev: 3,907 ft
Markings: nonprecision
Approach obstacle: Fence, 4 ft, 300 ft from threshold, 0 ft B of centerline — 25:1 slope to clear
Threshold crossing height: 45 ft
TDZ elevation: 3,908 ft
End lights: REIL

Condition: Good. Edge lights: Med. Weight bearing: Single wheel 30k.

Pattern side: FAA NASR · TPA charted (NASR) · layout: FAA runway-end coordinates

Pattern direction by runway

Runway	Pattern	Heading	Pattern altitude
02	Left traffic	016° mag	4,708 ft MSL · 800 AGL
20	Left traffic	196° mag	4,708 ft MSL · 800 AGL
08	Left traffic	076° mag	4,708 ft MSL · 800 AGL
26	Left traffic	256° mag	4,708 ft MSL · 800 AGL

Pattern altitude is published for KLOL in the FAA NASR data. Headings are the runway alignment; downwind is the reciprocal.

Flying the pattern at KLOL

Derby Field is non towered, so the pattern is self announced on CTAF 122.8. AC 90-66B asks for a report on entry and on each leg, and for the standard 45° entry to downwind at pattern altitude.

All ends are left traffic, which is the FAR 91.126 default — turns to the left unless the field charts otherwise. The full entry procedure is here →

Frequently asked

What is the traffic pattern altitude at KLOL?

The FAA publishes a traffic pattern altitude of 800 ft AGL for Derby Field, which is 4,708 ft MSL on the altimeter with the field at 3,908 ft.

Does KLOL have right traffic?

No. All 4 runway ends at Derby Field use standard left traffic, so no right pattern is charted here.

What frequency is the pattern on at KLOL?

Derby Field is non towered, so pattern position reports go on the CTAF, 122.8. AC 90-66B asks for self announcing on entry and on each leg.

More about KLOL

Pattern direction and alignment are drawn from the FAA NASR (28-day cycle); the diagram is generated, not an FAA chart. Pattern altitude is shown as published where NASR carries one, otherwise as the AC 90-66B 1,000 ft AGL convention. For planning and education only; always verify against the Chart Supplement.