Airports / 0LL3 / Koenig AirportGood ground coverage

📍 Jerseyville⬆ 614 ft1 runways

0LL3 ·

Koenig Airport

39.05500°N

-90.34210°W

ARR / DAY

▲ 100.0%

DEP / DAY

▲ 0.0%

Koenig Airport (0LL3) is a small general aviation airport located in Jerseyville, IL, 30 mi north of St. Louis. It features 1 runway measuring 3,000 feet. SkyMeter has observed roughly 2 arrivals and 1 departures per day on average over the last 1 days.

Safety incidents

Last 1 days · 0 total

NORMAL

Current weather

From KALN, 20 mi away (0LL3 does not publish METAR)

53m ago

Temp

76°F

Wind

0 kts

0°

Visib

10+ km

Ceil

—

KALN 050555Z AUTO 00000KT 10SM CLR 24/23 A2995 RMK AO2 T02440226 10329 20244 403700227

Runways

1 installed

3,000 FT MAX

06/24

3,000 ft × 100

TURF○ unlit

Runway intelligence

Which runway carries the operations, observed over the last 30 days

58% of ops

18 land · 3 TO

42% of ops

13 land · 2 TO

Runway 24 carries 58% of operations (18 landings, 3 takeoffs) over the last 30 days. The next most-used is 06 at 42%.

Approach quality

Per-runway unstable-approach, go-around, and long-rollout rates

24 18 landings

UA 6%

06 13 landings

UA 0%

Approaches to 24 show a 6% unstable-approach rate (1 UA events from 18 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

0.4

flights/day · 13 total

Busy hour (local)

4pm

also 2pm · 5pm

Day vs night

69%

06:00–20:00 local

Traffic concentrates around 4pm–5pm local, averaging 0.4 flights/day. Weekend volume runs 1.6× weekday (0.6 vs 0.4 daily).

Aircraft character

What's actually flying here: top types over the last 30 days

8 · 62%

2 · 15%

1 · 8%

Activity is led by (62% of 13 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Airport operations

ARTCC:: ZKC
Elevation:: 614 ft
Mag var:: 2° E

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