N48KH
Cessna Citation SII
Charter
United States
IOW (Iowa City Municipal Airport, Iowa City)

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

Emissions Overview

0.0
Tons CO2 This Month
Below Average0.0× avg for Citation SII
0.0
Tons CO2 YTD
Below Average0.0× avg for Citation SII
8.4
CO2 Tons Since 2025
Below Average0.1× avg for Citation SII
Emissions Intensity0.01t CO₂/nmTypical0.9× avg for Citation SII
8.4 tons CO2 in selected period

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 0.7t CO₂/month

0.7t
CO₂/month
1.0t
Avg per flight
5
Distinct routes
Highly Concentrated3 routes account for 85% of total emissions
Highest emission route
Denver → Waukesha
3.5t CO₂ total · 0.0045t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.0× country averageBelow Average

Subject to FAA oversight — no mandatory carbon reporting for private aviation

What's ChangedCompared to prior equivalent period
Emissions
Prior data unavailable
Intensity
Prior data unavailable
New Routes
5
8t CO₂ combined
Dropped Routes
0
Avg per Flight
Prior data unavailable
Flight Count
Prior data unavailable

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

12t

Signals Detected

5

Highest Severity

High

Emissions
High
New15 Dec 2025 · Denver → Waukesha
Highest single-flight emission event (Denver → Waukesha)
Single flight: 3.5t CO₂ — 43% of period emissions
Aircraft
High
New14 Sept – 28 Sept 2025
Elevated activity period · 4 flights in 14 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 33% of period emissions
Aircraft
Medium
Historical28 Sept – 19 Oct 2025
21-day inactive period
1.2t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical19 Oct – 9 Nov 2025
21-day inactive period
0.7t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical9 Nov – 15 Dec 2025
36-day inactive period
3.5t CO₂ in the 7 days following resumption
Recent Flights
Dec 15, 20253.5t CO₂
KAPADenver
KUESWaukesha
893 miles2h 19m
Nov 9, 20250.7t CO₂
KIOWIowa City
KUESWaukesha
194 miles41m
Oct 19, 20250.5t CO₂
KPWKChicago/Prospect Heights/Wheeling
KUESWaukesha
66 miles17m
Oct 19, 20250.7t CO₂
KIOWIowa City
KPWKChicago/Prospect Heights/Wheeling
190 miles42m
View Details
Sep 28, 20250.5t CO₂
KUGNChicago/Waukegan
KUESWaukesha
47 miles14m
View Details
Sep 28, 20251.0t CO₂
KIOWIowa City
KPWKChicago/Prospect Heights/Wheeling
190 miles51m
View Details
Sep 14, 20250.5t CO₂
KUGNChicago/Waukegan
KUESWaukesha
47 miles12m
View Details
Sep 14, 20250.7t CO₂
KIOWIowa City
KPWKChicago/Prospect Heights/Wheeling
190 miles42m
View Details
Top Airports by Emissions
Waukesha

Waukesha

KUES

Total CO₂

5.7t

Total Visits

5

Avg CO₂/visit

1.1t

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

Denver

KAPA

Total CO₂

3.5t

Total Visits

1

Avg CO₂/visit

3.5t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Iowa City

Iowa City

KIOW

Total CO₂

3.1t

Total Visits

4

Avg CO₂/visit

0.8t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Chicago/Prospect Heights/Wheeling

Chicago/Prospect Heights/Wheeling

KPWK

Total CO₂

2.9t

Total Visits

4

Avg CO₂/visit

0.7t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Chicago/Waukegan

Chicago/Waukegan

KUGN

Total CO₂

1.0t

Total Visits

2

Avg CO₂/visit

0.5t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Top Routes by Emissions
Denver Waukesha

KAPA to KUES893 miles

Total Flights

1

Avg CO₂/Flight

3.5t

Total Emissions

3.5t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Iowa City Chicago/Prospect Heights/Wheeling

KIOW to KPWK190 miles

Total Flights

3

Avg CO₂/Flight

0.8t

Total Emissions

2.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Chicago/Waukegan Waukesha

KUGN to KUES47 miles

Total Flights

2

Avg CO₂/Flight

0.5t

Total Emissions

1t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Iowa City Waukesha

KIOW to KUES195 miles

Total Flights

1

Avg CO₂/Flight

0.7t

Total Emissions

0.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Chicago/Prospect Heights/Wheeling Waukesha

KPWK to KUES66 miles

Total Flights

1

Avg CO₂/Flight

0.5t

Total Emissions

0.5t CO₂

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