Boone County Airport traffic pattern

Pattern altitude at Boone County Airport (HRO · KHRO) is 2,200 ft MSL · 836 AGL as published by the FAA, and every runway end is standard left traffic.

All of Boone 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 KHRO reports it.

RWY 18LEFT traffic

Heading: 182° mag · 186° true
Dimensions: 6,161 × 150 ft
TPA: 2,200 ft MSL · 836 AGL · charted
Surface: Asphalt
Lights: VASI (3°)
CTAF: 123.0

Enter the left downwind (heading 002°) on the 45° at 2,200 ft MSL.

More details — RWY 18

Threshold elev: 1,363 ft
Markings: precision
Threshold crossing height: 50 ft
TDZ elevation: 1,365 ft
End lights: REIL

Condition: Good. Edge lights: High. Surface: Grooved. Weight bearing: Single wheel 38k, Double wheel 53k, Dual tandem 84k.

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

Pattern direction by runway

Runway	Pattern	Heading	Pattern altitude
18	Left traffic	182° mag	2,200 ft MSL · 836 AGL
36	Left traffic	002° mag	2,200 ft MSL · 836 AGL

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

Flying the pattern at KHRO

Boone County Airport is non towered, so the pattern is self announced on CTAF 123.0. 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 KHRO?

The FAA publishes a traffic pattern altitude of 836 ft AGL for Boone County Airport, which is 2,200 ft MSL on the altimeter with the field at 1,364 ft.

Does KHRO have right traffic?

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

What frequency is the pattern on at KHRO?

Boone County Airport is non towered, so pattern position reports go on the CTAF, 123.0. AC 90-66B asks for self announcing on entry and on each leg.

More about KHRO

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.