📍 St Charles⬆ 437 ft2 runways
KSET ·
St Charles County Smartt Airport
38.92970°N
-90.43000°W
ARR / DAY
7
▲
136.4%
DEP / DAY
9
▲
160.0%
St Charles County Smartt Airport (KSET) is a small general aviation airport located in St Charles, MO, 24 mi north west of St. Louis. It features 2 runways with the longest being 3,800 feet. SkyMeter has observed roughly 7 arrivals and 9 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
68°F
Wind
0 kts
0°
Visib
10+ km
Ceil
—
Runway intelligence
Which runway carries the operations, observed over the last 30 days
09
34% of ops
77 land · 12 TO
18
31% of ops
69 land · 18 TO
27
18% of ops
40 land · 48 TO
36
17% of ops
38 land · 41 TO
Runway 09 carries 34% of operations (77 landings, 12 takeoffs) over the last 30 days. The next most-used is 18 at 31%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
09
77 landings
UA 12%
18
69 landings
UA 0%
27
40 landings
UA 0%
36
38 landings
UA 16%
Approaches to 09 show a 12% unstable-approach rate (9 UA events from 77 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
12.8
flights/day · 385 total
Busy hour (local)
7pm
also 2pm · 10pm
Day vs night
63%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 122.700 | — |
| APCH | 124.200 | — |
| APCH | 353.900 | — |
| UNICOM | 122.700 | — |
| ASOS | 118.075 | — |
| CD/P | 121.600 | — |
| OTHER | 121.600 | — |
Airport operations
- ARTCC:
- ZKC
- Mag var:
- 1° E
- Fuel:
- 100LL
Hourly traffic
Avg movements per hour · local time · last 30 days
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 03:21 UTC