Airports / Whiteside County Airport

Whiteside County Airport(KSQI)

Rock Falls, United States

Last updated: Mar 7, 2026

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Compared to: preceding 12 months · May 2024 – May 2025
May 2025 – Apr 2026·vs May 2024 – May 2025

Activity Summary

230.3
Tons CO2 Total
3.8
Avg CO2/Flight
77
Flights Total
Emissions Intensity0.01t CO₂/nm
196.4 tons CO2 in selected period

Airport Patterns

Emissions up 343% vs prior period — significantly busier than prior period

196t
Total CO₂
3.8t
Avg CO₂/flight
77
Flights
Operator Profile

Charter/owner classification not available for this airport's flights

Emissions
>300%
55t → 230t CO₂
CO₂ Intensity
22%
4.9t → 3.8t per departure
Flight Count
Prior data incomplete
New Routes
50
193t CO₂ combined
Dropped Routes
7
Prior period only
New Aircraft
64
64 new tail numbers
Top Destinations
Pontiac29.4t CO₂
1 flight · avg 29.4t/flight
San Jose19.4t CO₂
2 flights · avg 9.7t/flight
Seattle13.7t CO₂
3 flights · avg 4.6t/flight
Teterboro11.5t CO₂
3 flights · avg 3.8t/flight
Los Angeles9.7t CO₂
1 flight · avg 9.7t/flight

Spikes

Significant deviations from this airport's baseline in the selected period.

CO₂ Above Baseline

65t

Signals Detected

5

Highest Severity

High

MediumMay 4, 2025 – May 10, 2025

Elevated activity May 4, 2025 – May 10, 2025 — 4 flights in 7 days vs baseline of 2

4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 128%.

6.1t CO₂

MediumSep 13, 2025 – Sep 19, 2025

Elevated activity Sep 13, 2025 – Sep 19, 2025 — 5 flights in 7 days vs baseline of 2

5 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 185%.

17.8t CO₂

MediumSep 26, 2025 – Oct 2, 2025

Elevated activity Sep 26, 2025 – Oct 2, 2025 — 4 flights in 7 days vs baseline of 2

4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 128%.

4.7t CO₂

HighMar 7, 2026

Single high-emission departure N36PN → KPTK on Mar 7, 2026 — 29.4t CO₂, 90% of day's total

Aircraft N36PN departing to KPTK produced 29.4t CO₂, representing 90% of all airport emissions on Mar 7, 2026.

29.4t CO₂

LowAug 30, 2025 – Sep 15, 2025

15-day gap in recorded activity ending Sep 15, 2025

Airport had 15 consecutive days with zero recorded flights before activity resumed on Sep 15, 2025.

7.1t CO₂

Route Map

Top Routes by Emissions
Rock FallsPontiac

KSQI to KPTK · 327 miles

Total Flights

1

Avg CO₂/Flight

29.4t

Total Emissions

29.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Rock FallsSan Jose

KSQI to KSJC · 1,734 miles

Total Flights

2

Avg CO₂/Flight

9.7t

Total Emissions

19.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Rock FallsSeattle

KSQI to KBFI · 1,640 miles

Total Flights

3

Avg CO₂/Flight

4.6t

Total Emissions

13.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Rock FallsTeterboro

KSQI to KTEB · 812 miles

Total Flights

3

Avg CO₂/Flight

3.8t

Total Emissions

11.5t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Rock FallsLos Angeles

KSQI to KLAX · 1,648 miles

Total Flights

1

Avg CO₂/Flight

9.7t

Total Emissions

9.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Rock FallsMc Minnville

KSQI to KMMV · 1,682 miles

Total Flights

1

Avg CO₂/Flight

9.2t

Total Emissions

9.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N36PN·Gulfstream GII
29.4t CO₂ · avg 29.4t/visit · 1 visit · Last seen 7 Mar 2026
N746E·Bombardier Challenger 300
10.1t CO₂ · avg 10.1t/visit · 1 visit · Last seen 10 Feb 2026
N518FXCharter·Bombardier Challenger 300
9.7t CO₂ · avg 9.7t/visit · 1 visit · Last seen 16 Feb 2026
N701QSCharter·Bombardier Challenger 300
9.3t CO₂ · avg 9.3t/visit · 1 visit · Last seen 21 Sept 2025
N564FXCharter·Bombardier Challenger 300
9.2t CO₂ · avg 9.2t/visit · 1 visit · Last seen 24 Jan 2026
N178AS·Cessna Citation X
8.8t CO₂ · avg 8.8t/visit · 1 visit · Last seen 21 Aug 2025
N321EJCharter·Dassault Falcon 2000
8.3t CO₂ · avg 8.3t/visit · 1 visit · Last seen 28 May 2025
N684DBCharter·Cessna Citation Latitude
8.1t CO₂ · avg 8.1t/visit · 1 visit · Last seen 1 Dec 2025
N500FXCharter·Bombardier Challenger 300
7.7t CO₂ · avg 7.7t/visit · 1 visit · Last seen 19 May 2025
N569QSCharter·Cessna Citation Latitude
7.1t CO₂ · avg 7.1t/visit · 1 visit · Last seen 15 Sept 2025
Page 1 of 7

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period