📍 Columbia⬆ 2,118 ft4 runways
KO22 · COA
Columbia Airport
38.03040°N
-120.41500°W
ARR / DAY
18
▲
46.5%
DEP / DAY
22
▲
35.7%
Columbia Airport (KO22/COA) is a small general aviation airport located in Columbia, CA, 42 mi north east of Modesto. It features 4 runways with the longest being 4,673 feet. SkyMeter has observed roughly 18 arrivals and 22 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 1 total
Current weather
Latest METAR observation
Temp
86°F
Wind
0 kts
0°
Visib
10+ km
Ceil
—
Runways
4 installed
11/29
2,607 ft × 50
TURF-G○ unlit
17/35
4,673 ft × 75
ASP● LITMED
H1/H1
100 ft × 100
ASPH○ unlit
H2/H2
78 ft × 78
ASPH○ unlit
Runway intelligence
Which runway carries the operations, observed over the last 30 days
35
49% of ops
821 land · 51 TO
11
22% of ops
361 land · 20 TO
17
20% of ops
335 land · 1,049 TO
29
9% of ops
153 land · 84 TO
Runway 35 carries 49% of operations (821 landings, 51 takeoffs) over the last 30 days. The next most-used is 11 at 22%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
35
821 landings
UA 7%GA 0.5%
11
361 landings
UA 11%
17
335 landings
UA 10%GA 1.2%
29
153 landings
UA 8%
Approaches to 35 show a 7% unstable-approach rate (57 UA events from 821 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
37.2
flights/day · 1,117 total
Busy hour (local)
8pm
also 6pm · 5pm
Day vs night
48%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 122.975 | — |
| APCH | 125.100 | — |
| APCH | 363.200 | — |
| UNICOM | 122.975 | — |
| AWOS | 124.650 | — |
| ANGELS C | 121.250 | — |
| OTHER | 121.250 | — |
| ANGELS C | 322.550 | — |
| OTHER | 322.550 | — |
| ANGELS C | 327.000 | — |
| OTHER | 327.000 | — |
Airport operations
- ARTCC:
- ZOA
- Mag var:
- 16° E
- 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)
WE
WestSacRob
02/02/2008
The town of Columbia is a restore Gold Rush town and is a very short walk from the airport. Many restaurants and shops.
Need to be a little careful landing.. it's easy to come in too fast on final.
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 15:51 UTC