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The Pilots Desk
Small airport

Whiteside County Airport - Joseph H Bittorf Field

IATA SQIICAO KSQILocal SQI🇺🇸 Rock Falls
Coordinates
41.7422°N, 89.6736°W
Elevation
648 ft (198 m)
Type
Small airport
Region
US-IL
Time zone
Chicago(UTC-05:00)
Magnetic variation
2.6° W

Daylight today(Jul 17, 2026, local time)

Civil dawn
05:06
Sunrise
05:39
Sunset
20:31
Civil dusk
21:04

About 14h 52m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.

About Whiteside County Airport - Joseph H Bittorf Field

The Whiteside County Airport, also known as Joseph H. Bittorf Field, is a public-use airport serving Rock Falls, Illinois, United States, as well as the Sauk Valley and Dixon area.

Summary from Wikipedia licensed under CC BY-SA.

Live weather

KSQI

Live departures & arrivals

Loading live flights…

Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.

Where you can fly from here

Loading current routes…

Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (2)

RunwayLengthWidthSurfaceLightingStatus
07 / 256,499 ft / 1,981 m150 ftAspLightedOpen
18 / 363,900 ft / 1,189 m100 ftAspLightedOpen

Radio frequencies (4)

TypeDescriptionFrequency
A/DROCKFORD APP/DEP126.000 MHz
AWOSAWOS 3119.175 MHz
CLDROCKFORD CLNC DEL128.000 MHz
UNICCTAF/UNICOM123.000 MHz

Instrument procedures & charts

Cycle 2606 · effective Jun 11, 2026 – Jul 9, 2026 Not for navigation — confirm currency on the official FAA source.

Charts published by the FAA (public domain) and updated each 28-day cycle. Always fly the current, official chart. Full charts page.

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
Obstacle636 ft
Obstacle928 ft
Obstacle909 ft
Obstacle928 ft
Obstacle636 ft
Obstacle663 ft
Obstacle846 ft
Obstacle614 ft

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Whiteside County Airport - Joseph H Bittorf Field.

Official site Wikipedia Live ATC audio Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

What is the ICAO code for Whiteside County Airport - Joseph H Bittorf Field?

The ICAO code for Whiteside County Airport - Joseph H Bittorf Field is KSQI, and its IATA code is SQI.

Where is Whiteside County Airport - Joseph H Bittorf Field located?

Whiteside County Airport - Joseph H Bittorf Field is small airport located in Rock Falls, United States, at an elevation of 648 ft (198 m).

How many runways does Whiteside County Airport - Joseph H Bittorf Field have?

Whiteside County Airport - Joseph H Bittorf Field has 2 runways, the longest being 6,499 ft / 1,981 m.

What time zone is Whiteside County Airport - Joseph H Bittorf Field in?

Whiteside County Airport - Joseph H Bittorf Field is in the America/Chicago time zone (UTC-05:00).

What is the magnetic variation at Whiteside County Airport - Joseph H Bittorf Field?

The magnetic variation (declination) at Whiteside County Airport - Joseph H Bittorf Field is approximately 2.6° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Whiteside County Airport - Joseph H Bittorf Field?

The nearest airport to Whiteside County Airport - Joseph H Bittorf Field is Cady Aerial Restricted Landing Area (0IS3), about 5 nm to the s, followed by Stutzke Airport and Fisch RLA Airport.

Is the information on this page suitable for flight planning?

No. Whiteside County Airport - Joseph H Bittorf Field data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.