📍 St Charles⬆ 437 ft2 runways
KSET ·
St Charles County Smartt Airport
38.92970°N
-90.43000°W
ARR / DAY
0
▼
100.0%
DEP / DAY
0
▼
100.0%
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.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
97°F
Wind
6 kts
250°
Visib
10+ km
Ceil
—
Runway intelligence
Which runway carries the operations, observed over the last 30 days
18
37% of ops
302 land · 64 TO
09
26% of ops
213 land · 39 TO
27
20% of ops
162 land · 58 TO
36
17% of ops
136 land · 249 TO
Runway 18 carries 37% of operations (302 landings, 64 takeoffs) over the last 30 days. The next most-used is 09 at 26%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
18
302 landings
UA 6%
09
213 landings
UA 9%
27
162 landings
UA 0%
36
136 landings
UA 15%
Approaches to 18 show a 6% unstable-approach rate (18 UA events from 302 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
17.0
flights/day · 510 total
Busy hour (local)
9pm
also 3pm · 5pm
Day vs night
62%
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 20:03 UTC