N838LJ
Bombardier Challenger 600
Charter
United States
BFI (King County International Airport, Seattle)

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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

79.9
Tons CO2 This Month
Above Average3.3× avg for Challenger 600
149.8
Tons CO2 YTD
Above Average2.0× avg for Challenger 600
370.0
CO2 Tons Since 2025
Typical0.9× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmTypical1.1× avg for Challenger 600
370.0 tons CO2 in selected period

2026 pace: On track for approximately 449t CO₂ by year end · ↑ 104% vs full year 2025 (220t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 32.0t CO₂/month

32.0t
CO₂/month
6.4t
Avg per flight
37
Distinct routes
Diverse Network3 routes account for 33% of total emissions
Highest emission route
Carlsbad → Seattle
45.4t CO₂ total · 0.0063t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·1.0× country averageTypical

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
37
353t 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

222t

Signals Detected

5

Highest Severity

High

Aircraft
Medium
New19 Jul – 25 Jul 2025
Elevated activity period · 3 flights in 6 days vs baseline of 1
Contributed approximately 9t CO₂ to period total — 2% of period emissions
Aircraft
High
New6 Nov 2025 – 11 Jan 2026
Elevated activity period · 22 flights in 66 days vs baseline of 12
Contributed approximately 122t CO₂ to period total — 35% of period emissions
Aircraft
Medium
New4 Mar – 20 Mar 2026
Elevated activity period · 6 flights in 16 days vs baseline of 3
Contributed approximately 52t CO₂ to period total — 15% of period emissions
Aircraft
Medium
Historical23 May – 20 Jun 2025
28-day inactive period
13.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical8 Sept – 22 Sept 2025
15-day inactive period
25.7t CO₂ in the 7 days following resumption
Recent Flights
Mar 21, 202612.3t CO₂
KJWNNashville
KBFISeattle
1,962 miles5h 0m
Mar 20, 20269.0t CO₂
KBFISeattle
KBNANashville
1,973 miles3h 41m
Mar 19, 20266.4t CO₂
KGEUGlendale
KBFISeattle
1,098 miles2h 42m
Mar 17, 20265.4t CO₂
KBFISeattle
KGEUGlendale
1,098 miles2h 17m
View Details
Mar 10, 202611.0t CO₂
KCGICape Girardeau
KBFISeattle
1,799 miles4h 29m
View Details
Mar 10, 20269.1t CO₂
KBFISeattle
KBNANashville
1,973 miles3h 44m
View Details
Mar 8, 202610.9t CO₂
KMDWChicago
KBFISeattle
1,727 miles4h 27m
View Details
Mar 6, 20269.4t CO₂
KBFISeattle
KMDWChicago
1,727 miles3h 50m
View Details
Mar 1, 20262.8t CO₂
KSUNHailey
KBFISeattle
476 miles1h 16m
View Details
Feb 2, 20265.2t CO₂
KLASLas Vegas
KBFISeattle
871 miles2h 12m
View Details
Feb 2, 20264.6t CO₂
KBFISeattle
KLASLas Vegas
871 miles1h 59m
View Details
Jan 22, 202615.0t CO₂
KTEBTeterboro
KBFISeattle
2,393 miles6h 2m
View Details
Jan 16, 202612.2t CO₂
KBFISeattle
KTEBTeterboro
2,393 miles4h 57m
View Details
Jan 14, 20265.3t CO₂
KSNASanta Ana
KBFISeattle
984 miles2h 15m
View Details
Jan 10, 20265.3t CO₂
KBFISeattle
KSNASanta Ana
984 miles2h 15m
View Details
Jan 10, 20266.1t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 35m
View Details
Jan 9, 20261.0t CO₂
KPSPPalm Springs
KCRQCarlsbad
66 miles15m
View Details
Jan 9, 20265.0t CO₂
KBFISeattle
KPSPPalm Springs
993 miles2h 7m
View Details
Jan 3, 20263.4t CO₂
KPIHPocatello
KBFISeattle
569 miles1h 29m
View Details
Jan 3, 20263.7t CO₂
KBFISeattle
KRKSRock Springs
768 miles1h 38m
View Details
Dec 31, 20255.8t CO₂
KBFISeattle
KPSPPalm Springs
993 miles2h 28m
View Details
Dec 29, 202510.3t CO₂
KFAMFarmington
KBFISeattle
1,738 miles4h 13m
View Details
Dec 28, 20259.6t CO₂
KBFISeattle
KBNANashville
1,973 miles3h 55m
View Details
Dec 24, 20255.0t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 7m
View Details
Dec 24, 20256.7t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 48m
View Details
Dec 11, 20259.2t CO₂
KSLNSalina
KBFISeattle
1,373 miles3h 48m
View Details
Dec 10, 20257.4t CO₂
KORLOrlando
KSLNSalina
1,171 miles3h 5m
View Details
Dec 8, 202511.5t CO₂
KBFISeattle
KORLOrlando
2,544 miles4h 40m
View Details
Nov 23, 20251.0t CO₂
KPDTPendleton
KSUNHailey
270 miles30m
View Details
Nov 23, 20255.9t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 29m
View Details
Nov 23, 20251.4t CO₂
KVGTLas Vegas
KCRQCarlsbad
244 miles43m
View Details
Nov 20, 20255.0t CO₂
KBFISeattle
KVGTLas Vegas
862 miles2h 7m
View Details
Nov 16, 20255.8t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 26m
View Details
Nov 12, 20251.0t CO₂
KCRQCarlsbad
KCMACamarillo
128 miles29m
View Details
Nov 12, 20256.1t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 34m
View Details
Nov 7, 20255.9t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 29m
View Details
Oct 18, 20255.7t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 25m
View Details
Oct 10, 20255.8t CO₂
KCRQCarlsbad
KFOETopeka
1,268 miles2h 28m
View Details
Sep 28, 202513.6t CO₂
KTEBTeterboro
KBFISeattle
2,393 miles5h 29m
View Details
Sep 22, 202512.1t CO₂
KBFISeattle
KTEBTeterboro
2,393 miles4h 54m
View Details
Sep 8, 20255.7t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 25m
View Details
Aug 25, 20256.0t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 32m
View Details
Aug 18, 20255.7t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 25m
View Details
Aug 9, 20255.6t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 23m
View Details
Aug 5, 20252.2t CO₂
KBFISeattle
KSUNHailey
477 miles1h 2m
View Details
Jul 29, 20255.3t CO₂
KCRQCarlsbad
KBFISeattle
1,029 miles2h 15m
View Details
Jul 25, 20255.9t CO₂
KBFISeattle
KCRQCarlsbad
1,029 miles2h 29m
View Details
Jul 22, 20251.7t CO₂
KLGDLa Grande
KBFISeattle
257 miles49m
View Details
Jul 22, 20251.0t CO₂
KJERJerome
KSUNHailey
55 miles9m
View Details
Jul 11, 20252.5t CO₂
KBFISeattle
KJERJerome
506 miles1h 10m
View Details
Jul 4, 20252.6t CO₂
CYYCCalgary
KBFISeattle
448 miles1h 13m
View Details
Jun 27, 202511.3t CO₂
KTEBTeterboro
CYYCCalgary
2,014 miles4h 36m
View Details
Jun 22, 202511.8t CO₂
KBFISeattle
KTEBTeterboro
2,393 miles4h 47m
View Details
Jun 20, 20252.1t CO₂
KBFISeattle
KSFFSpokane
232 miles1h 0m
View Details
May 23, 20255.2t CO₂
KGJTGrand Junction
KBFISeattle
901 miles2h 12m
View Details
Top Airports by Emissions
Seattle

Seattle

KBFI

Total CO₂

322.5t

Total Visits

47

Avg CO₂/visit

6.9t

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

Carlsbad

KCRQ

Total CO₂

90.8t

Total Visits

18

Avg CO₂/visit

5.0t

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

Teterboro

KTEB

Total CO₂

75.9t

Total Visits

6

Avg CO₂/visit

12.7t

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

Nashville

KBNA

Total CO₂

27.6t

Total Visits

3

Avg CO₂/visit

9.2t

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

Chicago

KMDW

Total CO₂

20.3t

Total Visits

2

Avg CO₂/visit

10.1t

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

Orlando

KORL

Total CO₂

18.9t

Total Visits

2

Avg CO₂/visit

9.4t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 5
Top Routes by Emissions
Carlsbad Seattle

KCRQ to KBFI1,029 miles

Total Flights

8

Avg CO₂/Flight

5.7t

Total Emissions

45.4t CO₂

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

KBFI to KCRQ1,029 miles

Total Flights

6

Avg CO₂/Flight

6.0t

Total Emissions

36.1t CO₂

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

KBFI to KTEB2,394 miles

Total Flights

3

Avg CO₂/Flight

12.0t

Total Emissions

36.1t CO₂

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

KTEB to KBFI2,394 miles

Total Flights

2

Avg CO₂/Flight

14.3t

Total Emissions

28.5t CO₂

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

KBFI to KBNA1,975 miles

Total Flights

3

Avg CO₂/Flight

9.2t

Total Emissions

27.6t CO₂

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

KJWN to KBFI1,963 miles

Total Flights

1

Avg CO₂/Flight

12.3t

Total Emissions

12.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 7