N398PF
Cessna Citation XLS
United States
ALN (Saint Louis Regional Airport, Alton/St Louis)

Add to
Watchlist

Pro

Download
CSV

Soon

Bookmark
Aircraft

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

Emissions Overview

2.4
Tons CO2 This Month
Below Average0.1× avg for Citation XLS
6.8
Tons CO2 YTD
Below Average0.1× avg for Citation XLS
6.8
CO2 Tons Since 2025
Below Average0.0× avg for Citation XLS
Emissions Intensity0.00t CO₂/nmBelow Average0.6× avg for Citation XLS
6.8 tons CO2 in selected period

2026 pace: On track for approximately 27t CO₂ by year end

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 1.0t CO₂/month

1.0t
CO₂/month
2.1t
Avg per flight
6
Distinct routes
Moderately Concentrated3 routes account for 70% of total emissions
Highest emission route
Alton/St Louis → Tampa
3.3t CO₂ total · 0.0044t 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
6
13t 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

13t

Signals Detected

4

Highest Severity

Medium

Emissions
Medium
New27 Feb 2026 · Alton/St Louis → Tampa
Highest single-flight emission event (Alton/St Louis → Tampa)
Single flight: 3.3t CO₂ — 27% of period emissions
Aircraft
Medium
New21 Jan – 27 Jan 2026
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 26% of period emissions
Aircraft
Medium
Historical23 Jan – 16 Feb 2026
24-day inactive period
0.6t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical27 Feb – 23 Mar 2026
24-day inactive period
5.4t CO₂ in the 7 days following resumption
Recent Flights
Mar 25, 20263.0t CO₂
KIADWashington
KALNAlton/St Louis
676 miles1h 45m
Mar 23, 20262.4t CO₂
KALNAlton/St Louis
KIADWashington
676 miles1h 30m
Feb 27, 20263.3t CO₂
KALNAlton/St Louis
KTPATampa
868 miles1h 56m
Feb 16, 20260.6t CO₂
KALNAlton/St Louis
KBMIBloomington/Normal
125 miles23m
View Details
Jan 23, 20262.4t CO₂
KABQAlbuquerque
KTRMPalm Springs
553 miles1h 30m
View Details
Jan 21, 20260.8t CO₂
KDPAChicago/West Chicago
KALNAlton/St Louis
229 miles41m
View Details
Top Airports by Emissions
Alton/St Louis

Alton/St Louis

KALN

Total CO₂

10.1t

Total Visits

5

Avg CO₂/visit

2.0t

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

Washington

KIAD

Total CO₂

5.4t

Total Visits

2

Avg CO₂/visit

2.7t

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

Tampa

KTPA

Total CO₂

3.3t

Total Visits

1

Avg CO₂/visit

3.3t

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

Albuquerque

KABQ

Total CO₂

2.4t

Total Visits

1

Avg CO₂/visit

2.4t

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

Palm Springs

KTRM

Total CO₂

2.4t

Total Visits

1

Avg CO₂/visit

2.4t

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

Chicago/West Chicago

KDPA

Total CO₂

0.8t

Total Visits

1

Avg CO₂/visit

0.8t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 2
Top Routes by Emissions
Alton/St Louis Tampa

KALN to KTPA869 miles

Total Flights

1

Avg CO₂/Flight

3.3t

Total Emissions

3.3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Washington Alton/St Louis

KIAD to KALN677 miles

Total Flights

1

Avg CO₂/Flight

3.0t

Total Emissions

3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Alton/St Louis Washington

KALN to KIAD677 miles

Total Flights

1

Avg CO₂/Flight

2.4t

Total Emissions

2.4t CO₂

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

KABQ to KTRM554 miles

Total Flights

1

Avg CO₂/Flight

2.4t

Total Emissions

2.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Chicago/West Chicago Alton/St Louis

KDPA to KALN229 miles

Total Flights

1

Avg CO₂/Flight

0.8t

Total Emissions

0.8t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Alton/St Louis Bloomington/Normal

KALN to KBMI125 miles

Total Flights

1

Avg CO₂/Flight

0.6t

Total Emissions

0.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 1