N1KE
Gulfstream G650
United States
HIO (Portland-Hillsboro Airport, Portland)

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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

7.5
Tons CO2 This Month
Below Average0.2× avg for G650
81.3
Tons CO2 YTD
Below Average0.5× avg for G650
378.8
CO2 Tons Since 2025
Below Average0.5× avg for G650
Emissions Intensity0.01t CO₂/nmTypical0.9× avg for G650
234.6 tons CO2 in selected period

2026 pace: On track for approximately 244t CO₂ by year end · ↓ 18% vs full year 2025 (298t)

Flight Patterns & Behaviour

Emissions up 60% vs prior period, driven by Portland → London

224t
Period total CO₂
11.8t
Avg per flight
19
Flights
Moderately Concentrated3 routes account for 63% of total emissions
Highest emission route
Portland → London
75.5t CO₂ total · 0.0089t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·1.0× country averageTypical

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

What's ChangedCompared to prior equivalent period
Emissions
60%
140t → 224t CO₂
Intensity
3%
0.0101 → 0.0104 t CO₂/nm
New Routes
11
217t CO₂ combined
Dropped Routes
8
Prior period only
Avg per Flight
16%
14.0t → 11.8t
Flight Count
9
10 → 19 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

132t

Signals Detected

5

Highest Severity

High

Aircraft
High
New14 May – 17 Jun 2025
Elevated activity period · 6 flights in 34 days vs baseline of 3
Contributed approximately 67t CO₂ to period total — 30% of period emissions
Aircraft
Medium
New30 Oct – 22 Nov 2025
Elevated activity period · 5 flights in 23 days vs baseline of 2
Contributed approximately 53t CO₂ to period total — 24% of period emissions
Aircraft
Medium
New15 Dec – 21 Dec 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 4t CO₂ to period total — 2% of period emissions
Aircraft
Medium
Historical30 Jun – 30 Oct 2025
122-day inactive period
3.8t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical23 Nov – 20 Dec 2025
28-day inactive period
3.8t CO₂ in the 7 days following resumption
Recent Flights
Jan 27, 20267.2t CO₂
KLAXLos Angeles
KHIOPortland
836 miles1h 43m
Jan 24, 202638.2t CO₂
KOMKOmak
EGGWLondon
4,632 miles8h 25m
Jan 1, 202626.8t CO₂
KHIOPortland
TJSJSan Juan
3,727 miles5h 57m
Dec 21, 20251.9t CO₂
KEUGEugene
KHIOPortland
99 miles23m
View Details
Dec 20, 20251.9t CO₂
KHIOPortland
KEUGEugene
99 miles23m
View Details
Nov 23, 20255.3t CO₂
KEUGEugene
KHIOPortland
99 miles1h 18m
View Details
Nov 22, 20255.0t CO₂
KHIOPortland
KEUGEugene
99 miles1h 14m
View Details
Nov 19, 20251.9t CO₂
KHIOPortland
KRDMRedmond
125 miles28m
View Details
Nov 15, 20257.2t CO₂
KLASLas Vegas
KHIOPortland
769 miles1h 44m
View Details
Nov 12, 202537.1t CO₂
KHIOPortland
EGGWLondon
4,890 miles8h 10m
View Details
Nov 5, 20251.9t CO₂
KHIOPortland
KRDMRedmond
125 miles30m
View Details
Oct 30, 20251.9t CO₂
KHIOPortland
KRDMRedmond
125 miles26m
View Details
Jun 30, 202520.0t CO₂
KHIOPortland
KSAVSavannah
2,396 miles4h 30m
View Details
Jun 17, 20251.9t CO₂
KPDXPortland
KHIOPortland
18 miles9m
View Details
Jun 14, 202538.5t CO₂
KHIOPortland
EGGWLondon
4,890 miles8h 28m
View Details
Jun 1, 20251.9t CO₂
KHIOPortland
KRDMRedmond
125 miles24m
View Details
May 29, 20251.9t CO₂
KHIOPortland
KRDMRedmond
125 miles23m
View Details
May 17, 202516.2t CO₂
KSJCSan Jose
KHIOPortland
567 miles3h 41m
View Details
May 14, 20256.7t CO₂
KHIOPortland
KPSPPalm Springs
877 miles1h 36m
View Details
Apr 25, 20257.3t CO₂
KHIOPortland
KPSPPalm Springs
877 miles1h 45m
View Details
Mar 18, 20256.7t CO₂
KHIOPortland
KPSPPalm Springs
877 miles1h 36m
View Details
Feb 24, 20256.2t CO₂
KLWTLewistown
KHIOPortland
651 miles1h 30m
View Details
Feb 24, 20259.7t CO₂
KAUSAustin
KPSBPhilipsburg
1,320 miles2h 15m
View Details
Feb 24, 202529.1t CO₂
PHKOKailua-Kona
KAUSAustin
3,686 miles6h 27m
View Details
Feb 18, 202532.1t CO₂
KAUSAustin
PHKOKailua-Kona
3,686 miles7h 5m
View Details
Feb 16, 202515.7t CO₂
KHIOPortland
KUNVState College
2,263 miles3h 33m
View Details
Jan 17, 202512.0t CO₂
KFULFullerton
KHIOPortland
847 miles2h 46m
View Details
Jan 17, 20257.2t CO₂
KHIOPortland
KLGBLong Beach
848 miles1h 44m
View Details
Jan 2, 202513.6t CO₂
KVNYVan Nuys
KHIOPortland
817 miles3h 6m
View Details
Top Airports by Emissions
Portland

Portland

KHIO

Total CO₂

185.3t

Total Visits

18

Avg CO₂/visit

10.3t

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

London

EGGW

Total CO₂

113.8t

Total Visits

3

Avg CO₂/visit

37.9t

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

Omak

KOMK

Total CO₂

38.2t

Total Visits

1

Avg CO₂/visit

38.2t

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

San Juan

TJSJ

Total CO₂

26.8t

Total Visits

1

Avg CO₂/visit

26.8t

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

Savannah

KSAV

Total CO₂

20.0t

Total Visits

1

Avg CO₂/visit

20.0t

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

San Jose

KSJC

Total CO₂

16.2t

Total Visits

1

Avg CO₂/visit

16.2t

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

KHIO to EGGW4,893 miles

Total Flights

2

Avg CO₂/Flight

37.8t

Total Emissions

75.5t CO₂

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

KOMK to EGGW4,635 miles

Total Flights

1

Avg CO₂/Flight

38.2t

Total Emissions

38.2t CO₂

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

KHIO to TJSJ3,729 miles

Total Flights

1

Avg CO₂/Flight

26.8t

Total Emissions

26.8t CO₂

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

KHIO to KSAV2,398 miles

Total Flights

1

Avg CO₂/Flight

20.0t

Total Emissions

20t CO₂

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

KSJC to KHIO568 miles

Total Flights

1

Avg CO₂/Flight

16.2t

Total Emissions

16.2t CO₂

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

KHIO to KRDM125 miles

Total Flights

5

Avg CO₂/Flight

1.9t

Total Emissions

9.6t CO₂

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