N12GS
Cessna Citation CJ3
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 Overview

20.0
Tons CO2 This Month
Typical1.5× avg for Citation CJ3
36.8
Tons CO2 YTD
Typical1.0× avg for Citation CJ3
100.5
CO2 Tons Since 2025
Below Average0.5× avg for Citation CJ3
Emissions Intensity0.01t CO₂/nmTypical1.1× avg for Citation CJ3
82.2 tons CO2 in selected period

2026 pace: On track for approximately 147t CO₂ by year end · ↑ 131% vs full year 2025 (64t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 6.4t CO₂/month

6.4t
CO₂/month
2.1t
Avg per flight
25
Distinct routes
Moderately Concentrated3 routes account for 52% of total emissions
Highest emission route
Driggs → Portland
19.6t CO₂ total · 0.0037t CO₂/nm

Seasonal pattern: Historically peaks in December · Current month is 27% above March 2025

🇺🇸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
>300%
18t → 77t CO₂
Intensity
12%
0.0037 → 0.0042 t CO₂/nm
New Routes
23
61t CO₂ combined
Dropped Routes
1
Prior period only
Avg per Flight
51%
4.4t → 2.1t
Flight Count
Prior data incomplete

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

19t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New15 Jul – 21 Jul 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 2t CO₂ to period total — 3% of period emissions
Aircraft
Medium
New15 Sept – 21 Sept 2025
Elevated activity period · 1 flights in 6 days vs baseline of 1
Contributed approximately 1t CO₂ to period total — 1% of period emissions
Aircraft
Medium
New20 Oct – 1 Dec 2025
Elevated activity period · 9 flights in 42 days vs baseline of 5
Contributed approximately 13t CO₂ to period total — 17% of period emissions
Aircraft
Medium
Historical27 Apr – 27 Jun 2025
61-day inactive period
0.5t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical27 Jun – 20 Jul 2025
23-day inactive period
2.4t CO₂ in the 7 days following resumption
Recent Flights
Mar 22, 20264.6t CO₂
KSUAStuart
KBEDBedford
1,170 miles3h 1m
Mar 18, 20261.6t CO₂
KJZIJohns Island
KSUAStuart
382 miles1h 12m
Mar 18, 20263.7t CO₂
KPWMPortland
KJZIJohns Island
920 miles2h 29m
Mar 17, 20262.7t CO₂
KJZIJohns Island
KPWMPortland
920 miles1h 54m
View Details
Mar 15, 20263.8t CO₂
KPWMPortland
KJZIJohns Island
920 miles2h 34m
View Details
Mar 15, 20260.5t CO₂
KBEDBedford
KPWMPortland
95 miles21m
View Details
Mar 9, 20260.9t CO₂
KPWMPortland
KHPNWhite Plains
248 miles46m
View Details
Feb 27, 20260.5t CO₂
KBDRBridgeport
KPWMPortland
223 miles34m
View Details
Feb 27, 20260.8t CO₂
KPWMPortland
KBDRBridgeport
223 miles45m
View Details
Feb 14, 20260.5t CO₂
KPWMPortland
KORHWorcester
124 miles31m
View Details
Jan 30, 20264.1t CO₂
KSUAStuart
KPWMPortland
1,264 miles2h 44m
View Details
Jan 22, 20266.1t CO₂
KDIJDriggs
KPWMPortland
2,015 miles3h 57m
View Details
Jan 10, 20260.5t CO₂
KORHWorcester
KPWMPortland
124 miles28m
View Details
Jan 4, 20264.4t CO₂
KSUAStuart
KPWMPortland
1,264 miles2h 56m
View Details
Dec 29, 20256.6t CO₂
KDIJDriggs
KPWMPortland
2,015 miles4h 16m
View Details
Dec 21, 20254.1t CO₂
KEAUEau Claire
KDIJDriggs
970 miles2h 44m
View Details
Dec 20, 20254.5t CO₂
KFITFitchburg
KEAUEau Claire
995 miles2h 58m
View Details
Dec 1, 20250.5t CO₂
KBEDBedford
KPWMPortland
95 miles22m
View Details
Nov 26, 20254.2t CO₂
KSUAStuart
KPWMPortland
1,264 miles2h 48m
View Details
Nov 16, 20250.5t CO₂
KORHWorcester
KPWMPortland
124 miles28m
View Details
Nov 9, 20251.1t CO₂
KPWMPortland
KPOUPoughkeepsie
229 miles54m
View Details
Nov 9, 20250.5t CO₂
KCEFChicopee
KPWMPortland
151 miles25m
View Details
Nov 8, 20250.5t CO₂
KCEFChicopee
KPWMPortland
151 miles25m
View Details
Nov 6, 20254.4t CO₂
KORLOrlando
KPWMPortland
1,208 miles2h 53m
View Details
Oct 26, 20250.5t CO₂
KBEDBedford
KPWMPortland
95 miles21m
View Details
Oct 25, 20250.5t CO₂
KFITFitchburg
KPWMPortland
105 miles24m
View Details
Oct 5, 20250.5t CO₂
KBEDBedford
KPWMPortland
95 miles21m
View Details
Sep 28, 20250.7t CO₂
KHVNNew Haven
KPWMPortland
210 miles39m
View Details
Sep 21, 20250.5t CO₂
KBEDBedford
KHPNWhite Plains
158 miles32m
View Details
Sep 21, 20250.5t CO₂
KBDRBridgeport
KBEDBedford
131 miles26m
View Details
Aug 15, 20250.5t CO₂
KBEDBedford
KPWMPortland
95 miles16m
View Details
Jul 27, 20256.9t CO₂
KDIJDriggs
KPWMPortland
2,015 miles4h 24m
View Details
Jul 21, 20250.8t CO₂
KLDMLudington
KRSTRochester
303 miles44m
View Details
Jul 20, 20251.6t CO₂
KDMWWestminster
KPWMPortland
444 miles1h 13m
View Details
Jun 27, 20250.5t CO₂
KFNLLoveland
KGNBGranby
54 miles12m
View Details
Apr 27, 20251.3t CO₂
KDMWWestminster
KPSMPortsmouth
400 miles1h 1m
View Details
Mar 23, 20254.1t CO₂
KSUAStuart
KPWMPortland
1,264 miles2h 44m
View Details
Mar 19, 20253.1t CO₂
KJZIJohns Island
KPWMPortland
920 miles2h 7m
View Details
Mar 13, 20256.0t CO₂
KBZNBozeman
KPWMPortland
1,988 miles3h 52m
View Details
Jan 5, 20254.3t CO₂
KSUAStuart
KPWMPortland
1,264 miles2h 53m
View Details
Top Airports by Emissions
Portland

Portland

KPWM

Total CO₂

58.4t

Total Visits

27

Avg CO₂/visit

2.2t

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

Driggs

KDIJ

Total CO₂

23.7t

Total Visits

4

Avg CO₂/visit

5.9t

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

Stuart

KSUA

Total CO₂

18.9t

Total Visits

5

Avg CO₂/visit

3.8t

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

Johns Island

KJZI

Total CO₂

11.8t

Total Visits

4

Avg CO₂/visit

3.0t

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

Eau Claire

KEAU

Total CO₂

8.6t

Total Visits

2

Avg CO₂/visit

4.3t

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

Bedford

KBED

Total CO₂

8.3t

Total Visits

8

Avg CO₂/visit

1.0t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 4
Top Routes by Emissions
Driggs Portland

KDIJ to KPWM2,017 miles

Total Flights

3

Avg CO₂/Flight

6.5t

Total Emissions

19.6t CO₂

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

KSUA to KPWM1,265 miles

Total Flights

3

Avg CO₂/Flight

4.2t

Total Emissions

12.7t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Portland Johns Island

KPWM to KJZI920 miles

Total Flights

2

Avg CO₂/Flight

3.8t

Total Emissions

7.5t CO₂

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

KSUA to KBED1,170 miles

Total Flights

1

Avg CO₂/Flight

4.6t

Total Emissions

4.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Fitchburg Eau Claire

KFIT to KEAU996 miles

Total Flights

1

Avg CO₂/Flight

4.5t

Total Emissions

4.5t CO₂

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

KORL to KPWM1,209 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 5