📍 St Charles⬆ 437 ft2 runways
KSET ·
St Charles County Smartt Airport
38.92970°N
-90.43000°W
ARR / DAY
13
▲
6.0%
DEP / DAY
19
▲
13.9%
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 13 arrivals and 19 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
85°F
Wind
8 kts
50°
Visib
10+ km
Ceil
—
Runway intelligence
Which runway carries the operations, observed over the last 30 days
18
39% of ops
355 land · 119 TO
09
25% of ops
223 land · 39 TO
27
18% of ops
161 land · 113 TO
36
18% of ops
161 land · 225 TO
Runway 18 carries 39% of operations (355 landings, 119 takeoffs) over the last 30 days. The next most-used is 09 at 25%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
18
355 landings
UA 6%
09
223 landings
UA 8%
27
161 landings
UA 0%
36
161 landings
UA 14%
Approaches to 18 show a 6% unstable-approach rate (21 UA events from 355 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
19.4
flights/day · 583 total
Busy hour (local)
3pm
also 9pm · 5pm
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 04:36 UTC