N329LH
Cessna Citation CJ4
United States
MYF (Montgomery Field Airport, San Diego)

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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

0.0
Tons CO2 This Month
Below Average0.0× avg for Citation CJ4
12.0
Tons CO2 YTD
Below Average0.5× avg for Citation CJ4
68.9
CO2 Tons Since 2025
Below Average0.5× avg for Citation CJ4
Emissions Intensity0.01t CO₂/nmTypical0.9× avg for Citation CJ4
63.8 tons CO2 in selected period

2026 pace: On track for approximately 36t CO₂ by year end · ↓ 37% vs full year 2025 (57t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 5.4t CO₂/month

5.4t
CO₂/month
2.0t
Avg per flight
19
Distinct routes
Diverse Network3 routes account for 32% of total emissions
Highest emission route
San Diego → Tampa
6.9t CO₂ total · 0.0038t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.2× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
5t → 59t CO₂
Intensity
4%
0.0045 → 0.0043 t CO₂/nm
New Routes
18
58t CO₂ combined
Dropped Routes
3
Prior period only
Avg per Flight
86%
1.1t → 2.0t
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

11t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New6 Jun – 25 Jun 2025
Elevated activity period · 2 flights in 19 days vs baseline of 2
Contributed approximately 3t CO₂ to period total — 5% of period emissions
Aircraft
Medium
New10 Aug – 16 Aug 2025
Elevated activity period · 1 flights in 6 days vs baseline of 1
Contributed approximately 1t CO₂ to period total — 2% of period emissions
Aircraft
Medium
Historical6 Jun – 25 Jun 2025
19-day inactive period
2.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical25 Jun – 11 Aug 2025
47-day inactive period
2.5t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical16 Aug – 18 Sept 2025
33-day inactive period
1.7t CO₂ in the 7 days following resumption
Recent Flights
Mar 30, 20261.4t CO₂
KSANSan Diego
KWVIWatsonville
390 miles1h 5m
Feb 23, 20261.6t CO₂
KHWDHayward
KSANSan Diego
439 miles1h 11m
Feb 2, 20261.5t CO₂
KSJCSan Jose
KSANSan Diego
417 miles1h 8m
Feb 1, 20261.2t CO₂
KSANSan Diego
KSJCSan Jose
417 miles60m
View Details
Jan 5, 20261.7t CO₂
KSJCSan Jose
KSANSan Diego
417 miles1h 17m
View Details
Jan 4, 20261.5t CO₂
KMYFSan Diego
KSJCSan Jose
414 miles1h 9m
View Details
Jan 3, 20262.2t CO₂
KSLCSalt Lake City
KMYFSan Diego
620 miles1h 36m
View Details
Jan 2, 20262.1t CO₂
KSANSan Diego
KSLCSalt Lake City
626 miles1h 32m
View Details
Nov 10, 20252.1t CO₂
KSJCSan Jose
KSANSan Diego
417 miles1h 31m
View Details
Nov 8, 20251.4t CO₂
KMYFSan Diego
KSJCSan Jose
414 miles1h 5m
View Details
Nov 3, 20251.5t CO₂
KSJCSan Jose
KMYFSan Diego
414 miles1h 8m
View Details
Nov 2, 20251.2t CO₂
KMYFSan Diego
KSJCSan Jose
414 miles1h 0m
View Details
Oct 25, 20255.4t CO₂
KTPATampa
KMRFMarfa
1,303 miles3h 29m
View Details
Oct 24, 20250.5t CO₂
KRRFClearwater
KTPATampa
16 miles18m
View Details
Oct 24, 20252.2t CO₂
KTPATampa
KBNANashville
612 miles1h 33m
View Details
Oct 23, 20256.9t CO₂
KMYFSan Diego
KTPATampa
2,079 miles4h 23m
View Details
Oct 17, 20251.2t CO₂
KMYFSan Diego
NaN miles59m
View Details
Oct 16, 20253.8t CO₂
KMYFSan Diego
KCOECoeur d'Alene
1,033 miles2h 30m
View Details
Oct 13, 20254.3t CO₂
KPAEEverett
KMYFSan Diego
1,076 miles2h 48m
View Details
Oct 12, 20253.9t CO₂
KMYFSan Diego
KPAEEverett
1,076 miles2h 36m
View Details
Oct 11, 20251.4t CO₂
KMYFSan Diego
KWVIWatsonville
388 miles1h 7m
View Details
Sep 18, 20250.5t CO₂
KNKXSan Diego
KMYFSan Diego
4 miles13m
View Details
Sep 18, 20251.2t CO₂
KMYFSan Diego
KWVIWatsonville
388 miles59m
View Details
Aug 16, 20251.2t CO₂
KMYFSan Diego
KMRYMonterey
373 miles60m
View Details
Aug 11, 20251.2t CO₂
KMYFSan Diego
KWVIWatsonville
388 miles1h 0m
View Details
Jun 25, 20251.5t CO₂
KSJCSan Jose
KMYFSan Diego
414 miles1h 9m
View Details
Jun 25, 20251.4t CO₂
KMYFSan Diego
KSJCSan Jose
414 miles1h 4m
View Details
Jun 6, 20251.5t CO₂
KSJCSan Jose
KMYFSan Diego
414 miles1h 10m
View Details
Jun 6, 20251.3t CO₂
KMYFSan Diego
KSJCSan Jose
414 miles1h 3m
View Details
Apr 27, 20250.5t CO₂
KMYFSan Diego
KTRMPalm Springs
80 miles15m
View Details
Feb 20, 20253.3t CO₂
KMYFSan Diego
KICTWichita
1,158 miles2h 14m
View Details
Feb 11, 20250.5t CO₂
KSANSan Diego
KMYFSan Diego
7 miles18m
View Details
Feb 7, 20250.5t CO₂
KMYFSan Diego
KTRMPalm Springs
80 miles15m
View Details
Feb 6, 20250.5t CO₂
KMYFSan Diego
KTRMPalm Springs
80 miles15m
View Details
Top Airports by Emissions
San Diego

San Diego

KMYF

Total CO₂

39.3t

Total Visits

19

Avg CO₂/visit

2.1t

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

San Jose

KSJC

Total CO₂

17.8t

Total Visits

12

Avg CO₂/visit

1.5t

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

Tampa

KTPA

Total CO₂

15.1t

Total Visits

4

Avg CO₂/visit

3.8t

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

San Diego

KSAN

Total CO₂

11.6t

Total Visits

7

Avg CO₂/visit

1.7t

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

Everett

KPAE

Total CO₂

8.2t

Total Visits

2

Avg CO₂/visit

4.1t

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

Marfa

KMRF

Total CO₂

5.4t

Total Visits

1

Avg CO₂/visit

5.4t

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

KMYF to KTPA2,080 miles

Total Flights

1

Avg CO₂/Flight

6.9t

Total Emissions

6.9t CO₂

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

KMYF to KSJC415 miles

Total Flights

5

Avg CO₂/Flight

1.4t

Total Emissions

6.8t CO₂

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

KTPA to KMRF1,304 miles

Total Flights

1

Avg CO₂/Flight

5.4t

Total Emissions

5.4t CO₂

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

KSJC to KSAN417 miles

Total Flights

3

Avg CO₂/Flight

1.8t

Total Emissions

5.3t CO₂

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

KSJC to KMYF415 miles

Total Flights

3

Avg CO₂/Flight

1.5t

Total Emissions

4.5t CO₂

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

KPAE to KMYF1,077 miles

Total Flights

1

Avg CO₂/Flight

4.3t

Total Emissions

4.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 3