N309KB
Bombardier Challenger 600
United States
SUA (Witham Field, Stuart)

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

Emissions Overview

7.9
Tons CO2 This Month
Below Average0.3× avg for Challenger 600
29.0
Tons CO2 YTD
Below Average0.4× avg for Challenger 600
201.0
CO2 Tons Since 2025
Below Average0.5× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmBelow Average0.7× avg for Challenger 600
120.3 tons CO2 in selected period

2026 pace: On track for approximately 116t CO₂ by year end · ↓ 33% vs full year 2025 (172t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 9.3t CO₂/month

9.3t
CO₂/month
3.7t
Avg per flight
24
Distinct routes
Moderately Concentrated3 routes account for 44% of total emissions
Highest emission route
Stuart → St Louis
34.0t CO₂ total · 0.0065t CO₂/nm

Seasonal pattern: Historically peaks in January · Current month is 76% below March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.6× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
45%
76t → 111t CO₂
Intensity
24%
0.0085 → 0.0064 t CO₂/nm
New Routes
21
66t CO₂ combined
Dropped Routes
6
Prior period only
Avg per Flight
37%
5.9t → 3.7t
Flight Count
17
13 → 30 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

46t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New14 Apr – 20 Apr 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 8t CO₂ to period total — 7% of period emissions
Aircraft
Medium
New18 Jun – 1 Jul 2025
Elevated activity period · 4 flights in 13 days vs baseline of 1
Contributed approximately 14t CO₂ to period total — 13% of period emissions
Aircraft
Medium
Historical21 Apr – 15 May 2025
23-day inactive period
5.6t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical15 May – 23 Jun 2025
40-day inactive period
14.4t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical18 Jul – 22 Aug 2025
35-day inactive period
3.6t CO₂ in the 7 days following resumption
Recent Flights
Mar 2, 20261.3t CO₂
KFCMMinneapolis
KCBFCouncil Bluffs
273 miles40m
Mar 2, 20261.3t CO₂
KDSMDes Moines
KFCMMinneapolis
228 miles41m
Mar 2, 20261.0t CO₂
KCBFCouncil Bluffs
KDSMDes Moines
110 miles18m
Mar 2, 20261.8t CO₂
KSUSSt Louis
KCBFCouncil Bluffs
324 miles52m
View Details
Feb 13, 20264.2t CO₂
KSUSSt Louis
KSUAStuart
995 miles1h 49m
View Details
Feb 8, 20263.1t CO₂
MWCRGeorge Town
KSUAStuart
549 miles1h 24m
View Details
Jan 22, 20265.9t CO₂
KHNDLas Vegas
KSUSSt Louis
1,353 miles2h 28m
View Details
Jan 3, 20267.0t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 54m
View Details
Dec 26, 20255.4t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 18m
View Details
Dec 20, 20255.3t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 16m
View Details
Oct 31, 20258.6t CO₂
KBVOBartlesville
KSUSSt Louis
321 miles3h 31m
View Details
Oct 31, 20251.3t CO₂
KSUSSt Louis
KSTJSt Joseph
240 miles40m
View Details
Oct 28, 20255.3t CO₂
KAPFNaples
KSUSSt Louis
1,006 miles2h 14m
View Details
Oct 28, 20251.0t CO₂
KPBIWest Palm Beach
KAPFNaples
110 miles24m
View Details
Oct 28, 20254.9t CO₂
KSUSSt Louis
KPBIWest Palm Beach
1,028 miles2h 6m
View Details
Oct 24, 20253.0t CO₂
KNEWNew Orleans
KSUSSt Louis
597 miles1h 22m
View Details
Sep 26, 20252.2t CO₂
KFCMMinneapolis
KSUSSt Louis
450 miles1h 2m
View Details
Sep 25, 20252.4t CO₂
KSUSSt Louis
KFCMMinneapolis
450 miles1h 7m
View Details
Aug 22, 20251.4t CO₂
KCBFCouncil Bluffs
KSUSSt Louis
324 miles43m
View Details
Aug 22, 20252.3t CO₂
KBJCDenver
KCBFCouncil Bluffs
499 miles1h 4m
View Details
Jul 18, 20254.5t CO₂
KTPATampa
KSUSSt Louis
873 miles1h 57m
View Details
Jul 8, 20255.0t CO₂
KPBIWest Palm Beach
KSUSSt Louis
1,028 miles2h 7m
View Details
Jun 25, 20251.4t CO₂
KOFFOmaha
KSUSSt Louis
326 miles44m
View Details
Jun 25, 20252.4t CO₂
KBJCDenver
KCBFCouncil Bluffs
499 miles1h 7m
View Details
Jun 24, 20255.2t CO₂
KBFISeattle
KBJCDenver
1,003 miles2h 13m
View Details
Jun 23, 20255.4t CO₂
KSNASanta Ana
KBFISeattle
984 miles2h 18m
View Details
May 15, 20255.6t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 22m
View Details
Apr 21, 20255.1t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 10m
View Details
Apr 17, 20255.6t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 23m
View Details
Apr 14, 20252.1t CO₂
KSUSSt Louis
KPWKChicago/Prospect Heights/Wheeling
279 miles59m
View Details
Mar 30, 20254.4t CO₂
KSUSSt Louis
NaN miles1h 55m
View Details
Mar 30, 20255.2t CO₂
KSUSSt Louis
KAPFNaples
1,006 miles2h 13m
View Details
Mar 11, 20255.8t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 27m
View Details
Mar 6, 20255.9t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 28m
View Details
Feb 13, 20255.3t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 15m
View Details
Jan 24, 20256.8t CO₂
KHNDLas Vegas
KSUSSt Louis
1,353 miles2h 51m
View Details
Jan 20, 20252.3t CO₂
KDALDallas
KSUSSt Louis
531 miles1h 5m
View Details
Jan 17, 20257.1t CO₂
KDALDallas
KAIBNucla
755 miles2h 58m
View Details
Jan 17, 20252.7t CO₂
KSUSSt Louis
KDALDallas
531 miles1h 15m
View Details
Jan 16, 20255.6t CO₂
KAPFNaples
KSUSSt Louis
1,006 miles2h 22m
View Details
Jan 16, 20251.0t CO₂
KSUAStuart
KAPFNaples
119 miles30m
View Details
Jan 2, 20255.6t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 22m
View Details
Jan 2, 202518.5t CO₂
KSUSSt Louis
KFLLFt Lauderdale
1,062 miles7h 26m
View Details
Top Airports by Emissions
St Louis

St Louis

KSUS

Total CO₂

87.8t

Total Visits

21

Avg CO₂/visit

4.2t

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

Stuart

KSUA

Total CO₂

41.3t

Total Visits

8

Avg CO₂/visit

5.2t

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

West Palm Beach

KPBI

Total CO₂

10.9t

Total Visits

3

Avg CO₂/visit

3.6t

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

Seattle

KBFI

Total CO₂

10.6t

Total Visits

2

Avg CO₂/visit

5.3t

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

Council Bluffs

KCBF

Total CO₂

10.1t

Total Visits

6

Avg CO₂/visit

1.7t

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

Denver

KBJC

Total CO₂

9.8t

Total Visits

3

Avg CO₂/visit

3.3t

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

KSUA to KSUS996 miles

Total Flights

6

Avg CO₂/Flight

5.7t

Total Emissions

34t CO₂

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

KBVO to KSUS321 miles

Total Flights

1

Avg CO₂/Flight

8.6t

Total Emissions

8.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Las Vegas St Louis

KHND to KSUS1,354 miles

Total Flights

1

Avg CO₂/Flight

5.9t

Total Emissions

5.9t CO₂

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

KSNA to KBFI985 miles

Total Flights

1

Avg CO₂/Flight

5.4t

Total Emissions

5.4t CO₂

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

KAPF to KSUS1,006 miles

Total Flights

1

Avg CO₂/Flight

5.3t

Total Emissions

5.3t CO₂

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

KBFI to KBJC1,004 miles

Total Flights

1

Avg CO₂/Flight

5.2t

Total Emissions

5.2t CO₂

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