Illinois Valley Regional Airport-Walter A Duncan Field satellite view

📍 Peru⬆ 654 ft1 runways

KVYS · VYS

Illinois Valley Regional Airport-Walter A Duncan Field

41.35190°N

-89.15310°W

ARR / DAY

▼ 13.0%

DEP / DAY

▲ 61.5%

Illinois Valley Regional Airport-Walter A Duncan Field (KVYS/VYS) is a small general aviation airport located in Peru, IL, 49 mi north east of North Peoria. It features 1 runway measuring 6,000 feet. SkyMeter has observed roughly 3 arrivals and 3 departures per day on average over the last 7 days.

Safety incidents

Last 7 days · 0 total

NORMAL

Current weather

From KPIA, 55 mi away (KVYS does not publish METAR)

1h ago

Temp

81°F

Wind

5 kts

240°

Visib

10+ km

Ceil

—

KPIA 131654Z 24005KT 10SM CLR 27/17 A2989 RMK AO2 SLP116 T02720167 $

Runways

1 installed

6,000 FT MAX

18/36

6,000 ft × 100

ASP● LITMED

Runway intelligence

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

59% of ops

63 land · 22 TO

41% of ops

44 land · 20 TO

Runway 18 carries 59% of operations (63 landings, 22 takeoffs) over the last 30 days. The next most-used is 36 at 41%.

Approach quality

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

18 63 landings

UA 11%

36 44 landings

UA 0%

Approaches to 18 show a 11% unstable-approach rate (7 UA events from 63 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

5.7

flights/day · 170 total

Busy hour (local)

5pm

also 2pm · 3pm

Day vs night

72%

06:00–20:00 local

Traffic concentrates around 3pm–5pm local, averaging 5.7 flights/day. Weekend volume runs 1.1× weekday (6.2 vs 5.7 daily).

Aircraft character

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

Activity is led by (19% of 126 flights). Top three types: , , .

Communications Frequencies

2026-06-11

Type	Freq (MHz)	Hours
CTAF	123.000	—
UNICOM	123.000	—
AWOS	120.025	—
MAZON RC	123.750	—
OTHER	123.750	—
MAZON RC	259.100	—
OTHER	259.100	—

Airport operations

ARTCC:: ZAU
Mag var:: 3° W
Fuel:: 100LL, A+

Hourly traffic

Avg movements per hour · local time · last 30 days

Custom date range