N400NK
Cessna Citation CJ4
United States
SLC (Salt Lake City International Airport, Salt Lake City)

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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

14.7
Tons CO2 This Month
Above Average1.6× avg for Citation CJ4
37.2
Tons CO2 YTD
Typical1.5× avg for Citation CJ4
120.1
CO2 Tons Since 2025
Typical0.9× avg for Citation CJ4
Emissions Intensity0.00t CO₂/nmBelow Average0.7× avg for Citation CJ4
99.9 tons CO2 in selected period

2026 pace: On track for approximately 112t CO₂ by year end · ↑ 35% vs full year 2025 (83t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 9.1t CO₂/month

9.1t
CO₂/month
1.8t
Avg per flight
35
Distinct routes
Diverse Network3 routes account for 30% of total emissions
Highest emission route
São Paulo → Hog Cay
18.6t CO₂ total · 0.0057t 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
>300%
19t → 100t CO₂
Intensity
73%
0.0171 → 0.0045 t CO₂/nm
New Routes
34
100t CO₂ combined
Dropped Routes
5
Prior period only
Avg per Flight
26%
2.4t → 1.8t
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

42t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New18 Oct – 24 Oct 2025
Elevated activity period · 3 flights in 6 days vs baseline of 1
Contributed approximately 13t CO₂ to period total — 13% of period emissions
Aircraft
Medium
New2 Dec – 22 Dec 2025
Elevated activity period · 13 flights in 20 days vs baseline of 4
Contributed approximately 17t CO₂ to period total — 17% of period emissions
Aircraft
Medium
New15 Jan – 29 Jan 2026
Elevated activity period · 6 flights in 14 days vs baseline of 3
Contributed approximately 10t CO₂ to period total — 10% of period emissions
Aircraft
Medium
Historical4 Jun – 3 Aug 2025
59-day inactive period
0.5t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical3 Aug – 20 Aug 2025
18-day inactive period
1.1t CO₂ in the 7 days following resumption
Recent Flights
Mar 29, 20263.4t CO₂
KIABWichita
KSFBOrlando
1,106 miles2h 16m
Mar 29, 20262.5t CO₂
KLGULogan
KICTWichita
815 miles1h 44m
Mar 27, 20260.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles14m
Mar 27, 20262.5t CO₂
KRNOReno
KSLCSalt Lake City
421 miles1h 46m
View Details
Mar 26, 20261.6t CO₂
KSLCSalt Lake City
KRNOReno
421 miles1h 14m
View Details
Mar 26, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles23m
View Details
Mar 18, 20260.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles15m
View Details
Mar 16, 20261.4t CO₂
KSLCSalt Lake City
KDHTDalhart
607 miles1h 7m
View Details
Mar 16, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles17m
View Details
Mar 8, 20260.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles16m
View Details
Mar 8, 20261.4t CO₂
KLASLas Vegas
KSLCSalt Lake City
367 miles1h 5m
View Details
Mar 7, 20261.4t CO₂
KSLCSalt Lake City
KLASLas Vegas
367 miles1h 6m
View Details
Mar 7, 20262.3t CO₂
KLSVLas Vegas
KSLCSalt Lake City
354 miles1h 37m
View Details
Mar 6, 20261.1t CO₂
KSLCSalt Lake City
KLASLas Vegas
367 miles56m
View Details
Mar 6, 20261.2t CO₂
KLASLas Vegas
KSLCSalt Lake City
367 miles59m
View Details
Mar 6, 20261.2t CO₂
KSLCSalt Lake City
KLASLas Vegas
367 miles57m
View Details
Mar 6, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles23m
View Details
Feb 24, 20261.8t CO₂
KSLCSalt Lake City
KPHXPhoenix
507 miles1h 19m
View Details
Feb 24, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles17m
View Details
Feb 20, 20263.1t CO₂
KLGULogan
KCXWConway
1,141 miles2h 7m
View Details
Feb 9, 20261.0t CO₂
KSLCSalt Lake City
KBOIBoise
290 miles50m
View Details
Feb 9, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles16m
View Details
Jan 30, 20260.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles17m
View Details
Jan 30, 20261.9t CO₂
KIWAMesa
KSLCSalt Lake City
517 miles1h 24m
View Details
Jan 29, 20261.7t CO₂
KSLCSalt Lake City
KIWAMesa
517 miles1h 15m
View Details
Jan 28, 20261.6t CO₂
KSLCSalt Lake City
KDHTDalhart
607 miles1h 12m
View Details
Jan 28, 20260.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles24m
View Details
Jan 21, 20262.3t CO₂
KSLCSalt Lake City
KCVOCorvallis
628 miles1h 36m
View Details
Jan 20, 20262.8t CO₂
KSLCSalt Lake City
KTULTulsa
924 miles1h 54m
View Details
Jan 20, 20261.2t CO₂
KLGULogan
KSLCSalt Lake City
69 miles60m
View Details
Dec 29, 20250.5t CO₂
KLGULogan
NaN miles22m
View Details
Dec 19, 20250.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles17m
View Details
Dec 19, 20251.8t CO₂
KPHXPhoenix
KSLCSalt Lake City
508 miles1h 19m
View Details
Dec 18, 20251.1t CO₂
KSNASanta Ana
KPHXPhoenix
338 miles57m
View Details
Dec 18, 20252.1t CO₂
KSLCSalt Lake City
KSNASanta Ana
587 miles1h 29m
View Details
Dec 18, 20250.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles15m
View Details
Dec 11, 20253.2t CO₂
KABQAlbuquerque
KLGULogan
545 miles2h 9m
View Details
Dec 11, 20251.5t CO₂
KLASLas Vegas
KABQAlbuquerque
485 miles1h 8m
View Details
Dec 10, 20251.1t CO₂
KSLCSalt Lake City
KLASLas Vegas
367 miles56m
View Details
Dec 9, 20250.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles15m
View Details
Dec 9, 20250.5t CO₂
KSLCSalt Lake City
KLGULogan
69 miles15m
View Details
Dec 8, 20251.9t CO₂
KSLCSalt Lake City
KAMAAmarillo
678 miles1h 24m
View Details
Dec 8, 20250.5t CO₂
KLGULogan
KSLCSalt Lake City
69 miles21m
View Details
Dec 6, 20251.9t CO₂
KLGULogan
KTRMPalm Springs
610 miles1h 22m
View Details
Nov 20, 20253.7t CO₂
KADSDallas
KIWAMesa
857 miles2h 27m
View Details
Nov 10, 202518.6t CO₂
SBSPSão Paulo
MYEYHog Cay
3,779 miles11h 19m
View Details
Nov 5, 20250.9t CO₂
SBGRSao Paulo
SNKICachoeiro do Itapemirim
383 miles48m
View Details
Oct 26, 20250.5t CO₂
KBCTBoca Raton
MYBGBullocks Harbour
147 miles26m
View Details
Oct 24, 20253.3t CO₂
KTTDPortland
KPSPPalm Springs
867 miles2h 14m
View Details
Oct 23, 20254.5t CO₂
KICTWichita
KTTDPortland
1,392 miles2h 54m
View Details
Oct 23, 20255.5t CO₂
KBCTBoca Raton
KICTWichita
1,275 miles3h 32m
View Details
Oct 14, 20250.5t CO₂
KBCTBoca Raton
MYBX
159 miles29m
View Details
Aug 26, 20250.5t CO₂
KFXEFort Lauderdale
MYANAndros Island
154 miles23m
View Details
Aug 20, 20250.5t CO₂
KBCTBoca Raton
MYBGBullocks Harbour
147 miles27m
View Details
Aug 3, 20250.5t CO₂
KBCTBoca Raton
MYBGBullocks Harbour
147 miles26m
View Details
Jun 4, 20250.5t CO₂
SDRFRio Claro
SBGRSao Paulo
161 miles34m
View Details
Apr 14, 20250.5t CO₂
SBSPSão Paulo
SBGLRio De Janeiro
225 miles30m
View Details
Mar 17, 20250.6t CO₂
KMCOOrlando
MYBGBullocks Harbour
282 miles39m
View Details
Jan 21, 20250.7t CO₂
SBSPSão Paulo
SBGLRio De Janeiro
225 miles40m
View Details
Jan 19, 202515.3t CO₂
SBSPSão Paulo
NaN miles9h 20m
View Details
Jan 18, 20250.5t CO₂
MYBCChub Cay
KBCTBoca Raton
153 miles27m
View Details
Jan 15, 20250.5t CO₂
KFXEFort Lauderdale
MYBCChub Cay
152 miles22m
View Details
Jan 2, 20250.5t CO₂
KLNAWest Palm Beach
MYGMHigh Rock
107 miles19m
View Details
Jan 2, 20250.5t CO₂
MYBCChub Cay
KBCTBoca Raton
153 miles28m
View Details
Top Airports by Emissions
Salt Lake City

Salt Lake City

KSLC

Total CO₂

43.2t

Total Visits

36

Avg CO₂/visit

1.2t

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

Logan

KLGU

Total CO₂

20.5t

Total Visits

21

Avg CO₂/visit

1.0t

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

São Paulo

SBSP

Total CO₂

18.6t

Total Visits

1

Avg CO₂/visit

18.6t

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

Hog Cay

MYEY

Total CO₂

18.6t

Total Visits

1

Avg CO₂/visit

18.6t

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

Wichita

KICT

Total CO₂

12.5t

Total Visits

3

Avg CO₂/visit

4.2t

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

Las Vegas

KLAS

Total CO₂

8.9t

Total Visits

7

Avg CO₂/visit

1.3t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 6
Top Routes by Emissions
São Paulo Hog Cay

SBSP to MYEY3,782 miles

Total Flights

1

Avg CO₂/Flight

18.6t

Total Emissions

18.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Logan Salt Lake City

KLGU to KSLC69 miles

Total Flights

10

Avg CO₂/Flight

0.6t

Total Emissions

6.1t CO₂

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

KBCT to KICT1,276 miles

Total Flights

1

Avg CO₂/Flight

5.5t

Total Emissions

5.5t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Salt Lake City Las Vegas

KSLC to KLAS367 miles

Total Flights

4

Avg CO₂/Flight

1.2t

Total Emissions

4.8t CO₂

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

KICT to KTTD1,393 miles

Total Flights

1

Avg CO₂/Flight

4.5t

Total Emissions

4.5t CO₂

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

KADS to KIWA858 miles

Total Flights

1

Avg CO₂/Flight

3.7t

Total Emissions

3.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 6