N1277E
Cessna Citation CJ2
United States
PHX (Phoenix Sky Harbor International Airport, Phoenix)

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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 increasing vs prior period

Emissions Overview

9.1
Tons CO2 This Month
Above Average1.5× avg for Citation CJ2
11.4
Tons CO2 YTD
Below Average0.7× avg for Citation CJ2
42.4
CO2 Tons Since 2025
Below Average0.5× avg for Citation CJ2
Emissions Intensity0.01t CO₂/nmTypical1.0× avg for Citation CJ2
30.8 tons CO2 in selected period

2026 pace: On track for approximately 34t CO₂ by year end · ↑ 10% vs full year 2025 (31t)

Flight Patterns & Behaviour

Emissions up 116% vs prior period, driven by Loveland → Watsonville

24t
Period total CO₂
2.0t
Avg per flight
12
Flights
Moderately Concentrated3 routes account for 61% of total emissions
Highest emission route
Loveland → Watsonville
6.5t CO₂ total · 0.0040t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.1× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
116%
11t → 24t CO₂
Intensity
16%
0.0049 → 0.0041 t CO₂/nm
New Routes
7
17t CO₂ combined
Dropped Routes
3
Prior period only
Avg per Flight
28%
2.8t → 2.0t
Flight Count
8
4 → 12 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

8t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New12 May – 27 May 2025
Elevated activity period · 1 flights in 15 days vs baseline of 1
Contributed approximately 4t CO₂ to period total — 15% of period emissions
Aircraft
Medium
New19 Jun – 14 Jul 2025
Elevated activity period · 1 flights in 25 days vs baseline of 1
Contributed approximately 1t CO₂ to period total — 2% of period emissions
Aircraft
Medium
Historical12 May – 27 May 2025
15-day inactive period
2.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical27 May – 25 Jun 2025
29-day inactive period
0.5t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical25 Jun – 14 Jul 2025
19-day inactive period
0.5t CO₂ in the 7 days following resumption
Recent Flights
Feb 23, 20262.3t CO₂
KPHXPhoenix
KWVIWatsonville
603 miles1h 52m
Feb 23, 20261.8t CO₂
KWVIWatsonville
KPHXPhoenix
603 miles1h 32m
Jan 9, 20260.5t CO₂
KSMFSacramento
KWVIWatsonville
122 miles25m
Nov 28, 20252.1t CO₂
KPHXPhoenix
KWVIWatsonville
603 miles1h 45m
View Details
Oct 2, 20253.6t CO₂
KFNLLoveland
KWVIWatsonville
935 miles2h 49m
View Details
Sep 7, 20250.5t CO₂
KOAKOakland
KWVIWatsonville
60 miles21m
View Details
Sep 7, 20253.5t CO₂
CYYCCalgary
KOAKOakland
1,008 miles2h 45m
View Details
Aug 15, 20251.9t CO₂
KPHXPhoenix
KSNSSalinas
587 miles1h 37m
View Details
Jul 14, 20250.5t CO₂
KSMFSacramento
KWVIWatsonville
122 miles23m
View Details
Jun 25, 20250.5t CO₂
KOAKOakland
KWVIWatsonville
60 miles20m
View Details
May 27, 20252.9t CO₂
KFNLLoveland
KWVIWatsonville
935 miles2h 21m
View Details
May 12, 20253.6t CO₂
KSTPSaint Paul
KNEWNew Orleans
1,042 miles2h 48m
View Details
Apr 6, 20253.1t CO₂
KFNLLoveland
KWVIWatsonville
935 miles2h 26m
View Details
Feb 20, 20251.2t CO₂
KMYFSan Diego
KWVIWatsonville
388 miles1h 4m
View Details
Feb 8, 20255.0t CO₂
KBYIBurley
KSNSSalinas
581 miles3h 49m
View Details
Feb 7, 20251.9t CO₂
KWVIWatsonville
KGICGrangeville
687 miles1h 33m
View Details
Top Airports by Emissions
Watsonville

Watsonville

KWVI

Total CO₂

14.9t

Total Visits

9

Avg CO₂/visit

1.7t

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

Phoenix

KPHX

Total CO₂

8.2t

Total Visits

4

Avg CO₂/visit

2.1t

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

Loveland

KFNL

Total CO₂

6.5t

Total Visits

2

Avg CO₂/visit

3.3t

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

Oakland

KOAK

Total CO₂

4.6t

Total Visits

3

Avg CO₂/visit

1.5t

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

Saint Paul

KSTP

Total CO₂

3.6t

Total Visits

1

Avg CO₂/visit

3.6t

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

New Orleans

KNEW

Total CO₂

3.6t

Total Visits

1

Avg CO₂/visit

3.6t

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

KFNL to KWVI935 miles

Total Flights

2

Avg CO₂/Flight

3.3t

Total Emissions

6.5t CO₂

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

KPHX to KWVI603 miles

Total Flights

2

Avg CO₂/Flight

2.2t

Total Emissions

4.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Saint Paul New Orleans

KSTP to KNEW1,043 miles

Total Flights

1

Avg CO₂/Flight

3.6t

Total Emissions

3.6t CO₂

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

CYYC to KOAK1,009 miles

Total Flights

1

Avg CO₂/Flight

3.5t

Total Emissions

3.5t CO₂

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

KPHX to KSNS587 miles

Total Flights

1

Avg CO₂/Flight

1.9t

Total Emissions

1.9t CO₂

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

KWVI to KPHX603 miles

Total Flights

1

Avg CO₂/Flight

1.8t

Total Emissions

1.8t CO₂

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