SkyReady

Sullivan County Airport traffic pattern

Pattern altitude at Sullivan County Airport (SIV · KSIV) is 1,339 ft MSL · 800 AGL as published by the FAA, and every runway end is standard left traffic.

All of Sullivan County Airport — 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 KSIV reports it.

5,000 ftNMNxw 093°downwind 003°base 273°final 183°45° entry1836

RWY 18LEFT traffic

Heading
183° mag · 181° true
Dimensions
4,359 × 75 ft
TPA
1,339 ft MSL · 800 AGL · charted
Surface
Asphalt
Lights
2-light PAPI (left) (3°)
CTAF
122.8

Enter the left downwind (heading 003°) on the 45° at 1,339 ft MSL.

More details — RWY 18
Threshold elev
537 ft
Markings
nonprecision
Approach obstacle
Crops, 10 ft, 380 ft from threshold, 0 ft B of centerline — 18:1 slope to clear · penetrates the 20:1 visual approach surface
Threshold crossing height
40 ft
TDZ elevation
539 ft
End lights
REIL

Condition: Good. Edge lights: Med. Surface: Rubberized friction seal. Weight bearing: Single wheel 27k, Double wheel 35k.

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

Pattern direction by runway

RunwayPatternHeadingPattern altitude
18 Left traffic 183° mag 1,339 ft MSL · 800 AGL
36 Left traffic 003° mag 1,339 ft MSL · 800 AGL

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

Flying the pattern at KSIV

Sullivan County Airport 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 KSIV?

The FAA publishes a traffic pattern altitude of 800 ft AGL for Sullivan County Airport, which is 1,339 ft MSL on the altimeter with the field at 539 ft.

Does KSIV have right traffic?

No. All 2 runway ends at Sullivan County Airport use standard left traffic, so no right pattern is charted here.

What frequency is the pattern on at KSIV?

Sullivan County Airport 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 KSIV

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.