📍 Sterling/Rockfalls⬆ 648 ft2 runways
KSQI · SQI
Whiteside County Airport-Joseph H Bittorf Field
41.74280°N
-89.67630°W
ARR / DAY
0
▼
90.9%
DEP / DAY
1
▼
73.3%
Whiteside County Airport-Joseph H Bittorf Field (KSQI/SQI) is a small general aviation airport located in Sterling/Rockfalls, IL, 47 mi south west of Rockford. It features 2 runways with the longest being 6,499 feet. SkyMeter has observed roughly 0 arrivals and 1 departures per day on average over the last 7 days.
Safety incidents
Last 7 days · 0 total
Current weather
Latest METAR observation
Temp
86°F
Wind
9 kts
20°
Visib
10+ km
Ceil
—
Runway intelligence
Which runway carries the operations, observed over the last 30 days
25
48% of ops
38 land · 5 TO
07
28% of ops
22 land · 9 TO
18
14% of ops
11 land · 4 TO
36
11% of ops
9 land · 11 TO
Runway 25 carries 48% of operations (38 landings, 5 takeoffs) over the last 30 days. The next most-used is 07 at 28%.
Approach quality
Per-runway unstable-approach, go-around, and long-rollout rates
25
38 landings
UA 0%
07
22 landings
UA 0%
18
11 landings
UA 0%
36
9 landings
UA 0%
Approaches to 25 show a 0% unstable-approach rate (0 UA events from 38 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
3.7
flights/day · 110 total
Busy hour (local)
2pm
also 3pm · 1pm
Day vs night
69%
06:00–20:00 local
Communications Frequencies
2026-06-11| Type | Freq (MHz) | Hours |
|---|---|---|
| CTAF | 123.000 | — |
| APCH | 126.000 | — |
| APCH | 327.000 | — |
| UNICOM | 123.000 | — |
| AWOS | 119.175 | — |
| CD/P | 128.000 | — |
| OTHER | 128.000 | — |
Airport operations
- ARTCC:
- ZAU
- Mag var:
- 2° W
- Fuel:
- 100LL
© SkyMeter ·
All flight data subject to ODbL attribution
·
Updated 20:38 UTC