N550SG
Cessna Citation SII
United States
SNA (John Wayne Airport-Orange County, Santa Ana)

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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

6.0
Tons CO2 This Month
Typical1.4× avg for Citation SII
9.8
Tons CO2 YTD
Typical0.9× avg for Citation SII
38.8
CO2 Tons Since 2025
Below Average0.6× avg for Citation SII
Emissions Intensity0.01t CO₂/nmTypical1.4× avg for Citation SII
38.3 tons CO2 in selected period

2026 pace: On track for approximately 29t CO₂ by year end · ↑ 1% vs full year 2025 (29t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 3.4t CO₂/month

3.4t
CO₂/month
0.8t
Avg per flight
23
Distinct routes
Moderately Concentrated3 routes account for 50% of total emissions
Highest emission route
Santa Ana → San Bernardino
10.4t CO₂ total · 0.0185t 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
Prior data unavailable
Intensity
Prior data unavailable
New Routes
23
38t CO₂ combined
Dropped Routes
1
Prior period only
Avg per Flight
Prior data unavailable
Flight Count
Prior data unavailable

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

15t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New19 Aug – 25 Aug 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 7% of period emissions
Aircraft
Medium
New5 Oct – 11 Oct 2025
Elevated activity period · 3 flights in 6 days vs baseline of 1
Contributed approximately 2t CO₂ to period total — 4% of period emissions
Aircraft
Medium
New10 Nov – 7 Dec 2025
Elevated activity period · 10 flights in 27 days vs baseline of 5
Contributed approximately 7t CO₂ to period total — 19% of period emissions
Aircraft
Medium
Historical18 Sept – 9 Oct 2025
20-day inactive period
1.5t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical17 Oct – 7 Nov 2025
22-day inactive period
2.4t CO₂ in the 7 days following resumption
Recent Flights
Mar 31, 20262.8t CO₂
KHIOPortland
KHJOHanford
660 miles1h 54m
Mar 30, 20260.9t CO₂
KSNASanta Ana
KHIOPortland
862 miles47m
Mar 27, 20261.0t CO₂
KSNASanta Ana
KSNSSalinas
296 miles51m
Mar 24, 20260.7t CO₂
KSNASanta Ana
KHJOHanford
208 miles42m
View Details
Mar 19, 20261.7t CO₂
KSNASanta Ana
KSFOSan Francisco
371 miles1h 17m
View Details
Mar 17, 20260.5t CO₂
KFULFullerton
KHJOHanford
193 miles33m
View Details
Mar 15, 20260.6t CO₂
KHJOHanford
KSNASanta Ana
208 miles39m
View Details
Mar 13, 20260.7t CO₂
KSNASanta Ana
KHJOHanford
208 miles43m
View Details
Mar 3, 20260.5t CO₂
KSNASanta Ana
KHJOHanford
208 miles35m
View Details
Feb 10, 20260.5t CO₂
KSNASanta Ana
KMITShafter
147 miles31m
View Details
Feb 4, 20260.5t CO₂
KSNASanta Ana
KBFLBakersfield
139 miles30m
View Details
Jan 22, 20260.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles18m
View Details
Jan 20, 20261.2t CO₂
KSNASanta Ana
KSNSSalinas
295 miles60m
View Details
Jan 16, 20260.5t CO₂
KSNASanta Ana
KBFLBakersfield
139 miles28m
View Details
Dec 31, 20250.5t CO₂
KCRQCarlsbad
KSBDSan Bernardino
67 miles24m
View Details
Dec 31, 20250.5t CO₂
KNJKEl Centro
KCRQCarlsbad
95 miles17m
View Details
Dec 19, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles14m
View Details
Dec 18, 20250.8t CO₂
KSNASanta Ana
KCROCorcoran
194 miles44m
View Details
Dec 4, 20250.5t CO₂
KAJOCorona
KSBDSan Bernardino
25 miles13m
View Details
Dec 2, 20251.2t CO₂
KSNASanta Ana
KSNSSalinas
295 miles60m
View Details
Dec 2, 20250.5t CO₂
KSBDSan Bernardino
KSNASanta Ana
46 miles15m
View Details
Nov 30, 20250.5t CO₂
KBURBurbank
KSBDSan Bernardino
65 miles16m
View Details
Nov 30, 20250.8t CO₂
KHNDLas Vegas
KBURBurbank
219 miles44m
View Details
Nov 27, 20250.7t CO₂
KBURBurbank
KHNDLas Vegas
219 miles41m
View Details
Nov 27, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles16m
View Details
Nov 16, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles18m
View Details
Nov 14, 20251.4t CO₂
KSNASanta Ana
KSDLScottsdale
342 miles1h 5m
View Details
Nov 11, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles15m
View Details
Nov 7, 20250.5t CO₂
KSNASanta Ana
KTRMPalm Springs
98 miles25m
View Details
Oct 17, 20250.5t CO₂
KSNASanta Ana
KCROCorcoran
194 miles31m
View Details
Oct 11, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles15m
View Details
Oct 10, 20250.5t CO₂
KSNASanta Ana
KMITShafter
147 miles33m
View Details
Oct 9, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles12m
View Details
Sep 18, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles12m
View Details
Sep 16, 20252.1t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles1h 31m
View Details
Sep 10, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles14m
View Details
Sep 4, 20250.7t CO₂
KSNASanta Ana
KEEDNeedles
200 miles41m
View Details
Aug 28, 20250.7t CO₂
KSNASanta Ana
KTLRTulare
190 miles41m
View Details
Aug 27, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles15m
View Details
Aug 25, 20252.1t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles1h 32m
View Details
Aug 20, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles13m
View Details
Aug 19, 20250.5t CO₂
KSNASanta Ana
KDLODelano
163 miles29m
View Details
Aug 11, 20250.5t CO₂
KSNASanta Ana
KSBDSan Bernardino
46 miles13m
View Details
Aug 10, 20250.5t CO₂
KSNASanta Ana
KMITShafter
147 miles30m
View Details
Jul 31, 20251.7t CO₂
KSNASanta Ana
KHJOHanford
208 miles1h 15m
View Details
Jul 21, 20251.7t CO₂
KSNASanta Ana
KHJOHanford
208 miles1h 15m
View Details
Jul 17, 20250.7t CO₂
KSNASanta Ana
KMITShafter
147 miles41m
View Details
Jan 6, 20250.5t CO₂
KPSPPalm Springs
KSNASanta Ana
79 miles19m
View Details
Top Airports by Emissions
Santa Ana

Santa Ana

KSNA

Total CO₂

31.2t

Total Visits

39

Avg CO₂/visit

0.8t

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

San Bernardino

KSBD

Total CO₂

12.4t

Total Visits

18

Avg CO₂/visit

0.7t

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

Hanford

KHJO

Total CO₂

9.2t

Total Visits

8

Avg CO₂/visit

1.2t

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

Portland

KHIO

Total CO₂

3.6t

Total Visits

2

Avg CO₂/visit

1.8t

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

Salinas

KSNS

Total CO₂

3.4t

Total Visits

3

Avg CO₂/visit

1.1t

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

Shafter

KMIT

Total CO₂

2.2t

Total Visits

4

Avg CO₂/visit

0.6t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 4
Top Routes by Emissions
Santa Ana San Bernardino

KSNA to KSBD46 miles

Total Flights

14

Avg CO₂/Flight

0.7t

Total Emissions

10.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Santa Ana Hanford

KSNA to KHJO208 miles

Total Flights

5

Avg CO₂/Flight

1.1t

Total Emissions

5.3t CO₂

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

KSNA to KSNS295 miles

Total Flights

3

Avg CO₂/Flight

1.1t

Total Emissions

3.4t CO₂

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

KHIO to KHJO660 miles

Total Flights

1

Avg CO₂/Flight

2.8t

Total Emissions

2.8t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Santa Ana Shafter

KSNA to KMIT147 miles

Total Flights

4

Avg CO₂/Flight

0.6t

Total Emissions

2.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Santa Ana San Francisco

KSNA to KSFO372 miles

Total Flights

1

Avg CO₂/Flight

1.7t

Total Emissions

1.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 4