📍 Coatesville⬆ 660 ft1 runways
KMQS · CTH
Chester County G O Carlson Airport
39.97900°N
-75.86550°W
ARR / DAY
22
▲
13.2%
DEP / DAY
27
▲
30.1%
Chester County G O Carlson Airport (KMQS/CTH) is a small general aviation airport located in Coatesville, PA, 37 mi west of Philadelphia. It features 1 runway measuring 5,400 feet. SkyMeter has observed roughly 22 arrivals and 27 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
77°F
Wind
8 kts
310°
Visib
10+ km
Ceil
—
Runways
1 installed
11/29
5,400 ft × 100
ASP● LITHIGH
Runway intelligence
Which runway carries the operations, observed over the last 30 days
29
68% of ops
1,099 land · 1,186 TO
11
32% of ops
520 land · 385 TO
Runway 29 carries 68% of operations (1,099 landings, 1,186 takeoffs) over the last 30 days. The next most-used is 11 at 32%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
29
1,099 landings
UA 4%
11
520 landings
UA 4%
Approaches to 29 show a 4% unstable-approach rate (39 UA events from 1,099 landings).Phase B will add wind-correlation: which crosswind band produces most UA events.
Traffic behavior
When the field is busy: hourly + weekday vs weekend
Daily avg
36.0
flights/day · 1,080 total
Busy hour (local)
5pm
also 4pm · 2pm
Day vs night
72%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 122.700 | — |
| APCH | 124.350 | — |
| APCH | 319.150 | — |
| UNICOM | 122.700 | — |
| AWOS | 126.250 | — |
| CD/P | 125.600 | — |
| OTHER | 125.600 | — |
Airport operations
- ARTCC:
- ZNY
- Mag var:
- 11° W
- Fuel:
- 100LL
Hourly traffic
Avg movements per hour · local time · last 30 days
Pilot & community notes
1 comment from OurAirports (click to expand)
1
Pilot & community notes
1 comment from OurAirports (click to expand)
DA
david
8/18/2007
Thanks FLUNKN -- I've updated the code.
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All flight data subject to ODbL attribution
·
Updated 23:26 UTC