📍 Marion⬆ 472 ft2 runways
KMWA · MWA
Williamson County Regional Airport
37.75500°N
-89.01110°W
ARR / DAY
12
▲
20.0%
DEP / DAY
7
▲
50.0%
Williamson County Regional Airport (KMWA/MWA) is a small general aviation airport located in Marion, IL, 81 mi west of Evansville. It features 2 runways with the longest being 8,012 feet. SkyMeter has observed roughly 12 arrivals and 7 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 1 total
Current weather
Latest METAR observation
Temp
90°F
Wind
5 kts
340°
Visib
10+ km
Ceil
—
Runway intelligence
Which runway carries the operations, observed over the last 30 days
20
40% of ops
223 land · 24 TO
02
29% of ops
159 land · 65 TO
29
17% of ops
94 land · 37 TO
11
15% of ops
81 land · 45 TO
Runway 20 carries 40% of operations (223 landings, 24 takeoffs) over the last 30 days. The next most-used is 02 at 29%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
20
223 landings
UA 0%
02
159 landings
UA 1%
29
94 landings
UA 0%
11
81 landings
UA 19%
Approaches to 20 show a 0% unstable-approach rate (0 UA events from 223 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
16.1
flights/day · 484 total
Busy hour (local)
1pm
also 4pm · 5pm
Day vs night
70%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 128.400 | — |
| TWR | 128.400 | 0700-1900 |
| GND | 121.700 | 0700-1900 |
| UNICOM | 122.950 | — |
| AWOS | 119.675 | — |
| MARION R | 127.475 | — |
| OTHER | 127.475 | — |
| LCL/P | 128.400 | 0700-1900 |
| MARION R | 346.275 | — |
| OTHER | 346.275 | — |
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 05:58 UTC