N120JC
Bombardier Challenger 300
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

20.9
Tons CO2 This Month
Below Average0.4× avg for Challenger 300
31.9
Tons CO2 YTD
Below Average0.2× avg for Challenger 300
111.4
CO2 Tons Since 2025
Below Average0.2× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical0.9× avg for Challenger 300
79.3 tons CO2 in selected period

2026 pace: On track for approximately 128t CO₂ by year end · ↑ 61% vs full year 2025 (80t)

Flight Patterns & Behaviour

Emissions up 153% vs prior period, driven by Stuart → St Louis

76t
Period total CO₂
5.4t
Avg per flight
14
Flights
Moderately Concentrated3 routes account for 60% of total emissions
Highest emission route
Stuart → St Louis
28.3t CO₂ total · 0.0065t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.3× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
153%
30t → 76t CO₂
Intensity
6%
0.0074 → 0.0069 t CO₂/nm
New Routes
8
46t CO₂ combined
Dropped Routes
2
Prior period only
Avg per Flight
26%
4.3t → 5.4t
Flight Count
7
7 → 14 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

45t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New19 Apr – 2 May 2025
Elevated activity period · 3 flights in 13 days vs baseline of 1
Contributed approximately 11t CO₂ to period total — 14% of period emissions
Aircraft
Medium
Historical26 Apr – 13 Jul 2025
78-day inactive period
3.4t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical13 Jul – 21 Aug 2025
39-day inactive period
15.1t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 Aug – 16 Oct 2025
56-day inactive period
5.2t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical16 Oct – 5 Nov 2025
20-day inactive period
10.6t CO₂ in the 7 days following resumption
Recent Flights
Mar 15, 20264.4t CO₂
KBCTBoca Raton
KLLQMonticello
857 miles1h 54m
Mar 13, 20268.2t CO₂
KBCTBoca Raton
KSUSSt Louis
1,045 miles3h 22m
Mar 3, 20267.2t CO₂
KSUAStuart
KSUSSt Louis
996 miles3h 0m
Feb 13, 20265.8t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 27m
View Details
Jan 12, 20265.2t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 14m
View Details
Nov 5, 20255.5t CO₂
KCQXChatham
KSUSSt Louis
1,107 miles2h 21m
View Details
Nov 5, 20255.0t CO₂
KSUSSt Louis
KCQXChatham
1,107 miles2h 9m
View Details
Oct 16, 20255.2t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 13m
View Details
Aug 21, 20256.3t CO₂
CYYCCalgary
KSUSSt Louis
1,420 miles2h 37m
View Details
Aug 21, 20258.8t CO₂
CYVRVancouver
CYYCCalgary
427 miles3h 37m
View Details
Jul 13, 20253.4t CO₂
KROARoanoke
KSUSSt Louis
588 miles1h 31m
View Details
Apr 26, 20254.3t CO₂
KSUAStuart
KPBFPine Bluff
846 miles1h 51m
View Details
Apr 21, 20254.9t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 5m
View Details
Apr 19, 20251.9t CO₂
KSUSSt Louis
KHOTHot Springs
319 miles56m
View Details
Feb 20, 20251.0t CO₂
KMNFMountain View
KSUSSt Louis
129 miles20m
View Details
Feb 20, 20251.4t CO₂
KSUSSt Louis
KHOTHot Springs
319 miles45m
View Details
Feb 14, 20258.0t CO₂
KSUAStuart
KSUSSt Louis
995 miles3h 18m
View Details
Feb 9, 20255.1t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 10m
View Details
Jan 24, 20258.4t CO₂
KSUAStuart
KSUSSt Louis
995 miles3h 26m
View Details
Jan 19, 20255.3t CO₂
KSUAStuart
KSUSSt Louis
995 miles2h 15m
View Details
Jan 3, 20251.0t CO₂
KSUSSt Louis
KBDQMorrilton
269 miles34m
View Details
Top Airports by Emissions
St Louis

St Louis

KSUS

Total CO₂

58.6t

Total Visits

11

Avg CO₂/visit

5.3t

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

Stuart

KSUA

Total CO₂

32.6t

Total Visits

6

Avg CO₂/visit

5.4t

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

Calgary

CYYC

Total CO₂

15.1t

Total Visits

2

Avg CO₂/visit

7.5t

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

Boca Raton

KBCT

Total CO₂

12.5t

Total Visits

2

Avg CO₂/visit

6.3t

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

Chatham

KCQX

Total CO₂

10.6t

Total Visits

2

Avg CO₂/visit

5.3t

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

Vancouver

CYVR

Total CO₂

8.8t

Total Visits

1

Avg CO₂/visit

8.8t

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

KSUA to KSUS996 miles

Total Flights

5

Avg CO₂/Flight

5.7t

Total Emissions

28.3t CO₂

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

CYVR to CYYC427 miles

Total Flights

1

Avg CO₂/Flight

8.8t

Total Emissions

8.8t CO₂

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

KBCT to KSUS1,046 miles

Total Flights

1

Avg CO₂/Flight

8.2t

Total Emissions

8.2t CO₂

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

CYYC to KSUS1,421 miles

Total Flights

1

Avg CO₂/Flight

6.3t

Total Emissions

6.3t CO₂

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

KCQX to KSUS1,108 miles

Total Flights

1

Avg CO₂/Flight

5.5t

Total Emissions

5.5t CO₂

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

KSUS to KCQX1,108 miles

Total Flights

1

Avg CO₂/Flight

5.0t

Total Emissions

5t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 2