N131KS
Bombardier Challenger 300
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

41.2
Tons CO2 This Month
Typical0.9× avg for Challenger 300
103.1
Tons CO2 YTD
Typical0.8× avg for Challenger 300
254.4
CO2 Tons Since 2025
Below Average0.4× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical1.2× avg for Challenger 300
222.6 tons CO2 in selected period

2026 pace: On track for approximately 309t CO₂ by year end · ↑ 104% vs full year 2025 (151t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 18.4t CO₂/month

18.4t
CO₂/month
4.7t
Avg per flight
24
Distinct routes
Diverse Network3 routes account for 36% of total emissions
Highest emission route
Boston → Seattle
30.0t CO₂ total · 0.0069t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.7× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
27t → 203t CO₂
Intensity
35%
0.0094 → 0.0061 t CO₂/nm
New Routes
22
182t CO₂ combined
Dropped Routes
4
Prior period only
Avg per Flight
90%
2.5t → 4.7t
Flight Count
32
11 → 43 flights

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

44t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New12 May – 4 Jun 2025
Elevated activity period · 5 flights in 23 days vs baseline of 3
Contributed approximately 24t CO₂ to period total — 12% of period emissions
Aircraft
Medium
New6 Jul – 12 Jul 2025
Elevated activity period · 1 flights in 6 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 1% of period emissions
Aircraft
Medium
New10 Aug – 16 Aug 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 6t CO₂ to period total — 3% of period emissions
Aircraft
Medium
Historical6 Jun – 26 Jun 2025
21-day inactive period
7.1t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical26 Jun – 12 Jul 2025
16-day inactive period
3.5t CO₂ in the 7 days following resumption
Recent Flights
Mar 26, 20263.7t CO₂
KBZNBozeman
KBFISeattle
542 miles1h 39m
Mar 26, 20262.1t CO₂
KBFISeattle
KBZNBozeman
542 miles1h 2m
Mar 24, 20263.8t CO₂
KSFOSan Francisco
KBFISeattle
684 miles1h 40m
Mar 24, 20264.5t CO₂
KBFISeattle
KSFOSan Francisco
684 miles1h 56m
View Details
Mar 22, 202612.1t CO₂
TUPAAnegada
KMDWChicago
2,103 miles4h 52m
View Details
Mar 8, 20261.0t CO₂
CYVRVancouver
KBFISeattle
122 miles25m
View Details
Mar 8, 20261.0t CO₂
KBFISeattle
CYVRVancouver
122 miles36m
View Details
Mar 4, 20261.0t CO₂
CYVRVancouver
KBFISeattle
122 miles25m
View Details
Mar 4, 20261.0t CO₂
KBFISeattle
CYVRVancouver
122 miles30m
View Details
Mar 3, 20261.6t CO₂
KLGDLa Grande
KBFISeattle
256 miles49m
View Details
Mar 2, 20262.3t CO₂
KBFISeattle
KLGDLa Grande
256 miles1h 7m
View Details
Jan 30, 20261.2t CO₂
KHRIHermiston
KBFISeattle
186 miles41m
View Details
Jan 29, 20261.7t CO₂
KBFISeattle
KSUNHailey
477 miles52m
View Details
Jan 21, 202615.2t CO₂
KSAVSavannah
KBFISeattle
2,389 miles6h 3m
View Details
Jan 14, 20269.5t CO₂
KBFISeattle
KBNANashville
1,973 miles3h 52m
View Details
Jan 10, 202614.8t CO₂
KBOSBoston
KBFISeattle
2,485 miles5h 56m
View Details
Jan 9, 202611.7t CO₂
KBFISeattle
KBOSBoston
2,485 miles4h 44m
View Details
Jan 7, 20261.8t CO₂
KBKEBaker City
KBFISeattle
284 miles53m
View Details
Jan 6, 20262.1t CO₂
KBFISeattle
KSUNHailey
477 miles1h 2m
View Details
Dec 18, 202515.1t CO₂
KBOSBoston
KBFISeattle
2,485 miles6h 3m
View Details
Dec 16, 202511.0t CO₂
KBFISeattle
KBOSBoston
2,485 miles4h 28m
View Details
Nov 15, 20252.1t CO₂
KBFISeattle
KSUNHailey
477 miles1h 1m
View Details
Nov 3, 20251.6t CO₂
KLGDLa Grande
KBFISeattle
257 miles50m
View Details
Nov 2, 20252.1t CO₂
KBFISeattle
KSUNHailey
477 miles1h 0m
View Details
Oct 18, 20254.2t CO₂
KSFOSan Francisco
KBFISeattle
685 miles1h 50m
View Details
Oct 17, 20253.6t CO₂
KBFISeattle
KSFOSan Francisco
685 miles1h 35m
View Details
Oct 13, 20259.8t CO₂
KMDWChicago
KBFISeattle
1,728 miles3h 59m
View Details
Oct 11, 20258.2t CO₂
KBFISeattle
KMDWChicago
1,728 miles3h 22m
View Details
Oct 5, 20253.1t CO₂
KBFISeattle
KHCR
726 miles1h 26m
View Details
Sep 5, 20253.6t CO₂
KPVUProvo
KBFISeattle
729 miles1h 35m
View Details
Aug 16, 20253.5t CO₂
KBFISeattle
KPVUProvo
729 miles1h 35m
View Details
Aug 12, 20252.4t CO₂
KBFISeattle
KSUNHailey
477 miles1h 9m
View Details
Jul 20, 20252.2t CO₂
KBFISeattle
KSUNHailey
477 miles1h 5m
View Details
Jul 12, 20251.0t CO₂
KHRIHermiston
KBFISeattle
186 miles30m
View Details
Jul 12, 20252.6t CO₂
KBFISeattle
KSUNHailey
477 miles1h 13m
View Details
Jun 26, 20257.1t CO₂
KBFISeattle
MMCNCiudad Obregon
1,545 miles2h 58m
View Details
Jun 6, 20252.3t CO₂
KBFISeattle
KSUNHailey
477 miles1h 6m
View Details
Jun 4, 20251.0t CO₂
KPDXPortland
KBFISeattle
135 miles36m
View Details
Jun 4, 20251.0t CO₂
KBFISeattle
KPDXPortland
135 miles32m
View Details
May 22, 20252.0t CO₂
KBFISeattle
KSUNHailey
477 miles60m
View Details
May 15, 20259.1t CO₂
KMDWChicago
KBFISeattle
1,728 miles3h 43m
View Details
May 13, 20259.0t CO₂
KBFISeattle
KMDWChicago
1,728 miles3h 42m
View Details
May 12, 20253.3t CO₂
KSFOSan Francisco
KBFISeattle
685 miles1h 30m
View Details
Apr 12, 20256.9t CO₂
KBFISeattle
NaN miles2h 53m
View Details
Apr 8, 20253.6t CO₂
KOAKOakland
KBFISeattle
677 miles1h 36m
View Details
Feb 27, 20251.3t CO₂
KPDTPendleton
KBFISeattle
208 miles42m
View Details
Feb 27, 20251.7t CO₂
KBFISeattle
NaN miles51m
View Details
Feb 8, 20252.0t CO₂
KSUNHailey
KBFISeattle
477 miles60m
View Details
Feb 8, 20251.2t CO₂
KPVUProvo
KSUNHailey
263 miles40m
View Details
Jan 21, 20252.2t CO₂
KBFISeattle
NaN miles1h 2m
View Details
Jan 11, 20252.0t CO₂
KSUNHailey
KBFISeattle
477 miles59m
View Details
Jan 11, 20252.6t CO₂
KBFISeattle
KSUNHailey
477 miles1h 12m
View Details
Jan 7, 20251.7t CO₂
KBKEBaker City
KBFISeattle
284 miles51m
View Details
Jan 7, 20252.3t CO₂
KBFISeattle
KSUNHailey
477 miles1h 7m
View Details
Top Airports by Emissions
Seattle

Seattle

KBFI

Total CO₂

191.0t

Total Visits

42

Avg CO₂/visit

4.5t

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

Boston

KBOS

Total CO₂

52.7t

Total Visits

4

Avg CO₂/visit

13.2t

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

Chicago

KMDW

Total CO₂

48.2t

Total Visits

5

Avg CO₂/visit

9.6t

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

Hailey

KSUN

Total CO₂

19.6t

Total Visits

9

Avg CO₂/visit

2.2t

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

San Francisco

KSFO

Total CO₂

19.3t

Total Visits

5

Avg CO₂/visit

3.9t

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

Savannah

KSAV

Total CO₂

15.2t

Total Visits

1

Avg CO₂/visit

15.2t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 3
Top Routes by Emissions
Boston Seattle

KBOS to KBFI2,487 miles

Total Flights

2

Avg CO₂/Flight

15.0t

Total Emissions

30t CO₂

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

KBFI to KBOS2,487 miles

Total Flights

2

Avg CO₂/Flight

11.4t

Total Emissions

22.7t CO₂

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

KBFI to KSUN477 miles

Total Flights

9

Avg CO₂/Flight

2.2t

Total Emissions

19.6t CO₂

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

KMDW to KBFI1,729 miles

Total Flights

2

Avg CO₂/Flight

9.4t

Total Emissions

18.9t CO₂

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

KBFI to KMDW1,729 miles

Total Flights

2

Avg CO₂/Flight

8.6t

Total Emissions

17.2t CO₂

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

KSAV to KBFI2,391 miles

Total Flights

1

Avg CO₂/Flight

15.2t

Total Emissions

15.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 4