N163MD
Gulfstream GIV
United States
YYC (Calgary International Airport, Calgary)

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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025
Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025

Emissions Overview

29.6
Tons CO2 This Month
Below Average0.7× avg for GIV
41.2
Tons CO2 YTD
Below Average0.3× avg for GIV
209.3
CO2 Tons Since 2025
Below Average0.3× avg for GIV
Emissions Intensity0.02t CO₂/nmTypical1.2× avg for GIV
170.4 tons CO2 in selected period

2026 pace: On track for approximately 165t CO₂ by year end · ↓ 2% vs full year 2025 (168t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 14.2t CO₂/month

14.2t
CO₂/month
10.0t
Avg per flight
15
Distinct routes
Diverse Network3 routes account for 37% of total emissions
Highest emission route
Bozeman → Houston
22.1t CO₂ total · 0.0093t CO₂/nm

Seasonal pattern: Historically peaks in May · Current month is 14% above March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.6× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
39t → 170t CO₂
Intensity
7%
0.0130 → 0.0121 t CO₂/nm
New Routes
12
157t CO₂ combined
Dropped Routes
3
Prior period only
Avg per Flight
23%
13.0t → 10.0t
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

167t

Signals Detected

5

Highest Severity

High

Aircraft
High
New15 Apr – 20 Jun 2025
Elevated activity period · 8 flights in 66 days vs baseline of 3
Contributed approximately 58t CO₂ to period total — 34% of period emissions
Aircraft
Medium
New9 Jul – 22 Jul 2025
Elevated activity period · 2 flights in 13 days vs baseline of 1
Contributed approximately 21t CO₂ to period total — 12% of period emissions
Aircraft
High
New13 Nov 2025 – 6 Jan 2026
Elevated activity period · 5 flights in 54 days vs baseline of 3
Contributed approximately 57t CO₂ to period total — 34% of period emissions
Aircraft
Medium
Historical28 May – 13 Jun 2025
16-day inactive period
9.4t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical17 Jun – 15 Jul 2025
28-day inactive period
21.2t CO₂ in the 7 days following resumption
Recent Flights
Mar 2, 202615.4t CO₂
CYYCCalgary
KSNASanta Ana
1,220 miles3h 38m
Feb 27, 202617.9t CO₂
KCXOHouston
CYYCCalgary
1,723 miles4h 14m
Jan 3, 202611.6t CO₂
KBZNBozeman
KCXOHouston
1,361 miles2h 46m
Dec 30, 202510.5t CO₂
KBZNBozeman
KCXOHouston
1,361 miles2h 32m
View Details
Dec 19, 20257.3t CO₂
KTUSTucson
KCXOHouston
924 miles1h 48m
View Details
Nov 30, 202517.1t CO₂
KTTARaleigh
KCXOHouston
1,010 miles4h 3m
View Details
Nov 19, 202510.6t CO₂
KSNASanta Ana
KCXOHouston
1,331 miles2h 33m
View Details
Jul 20, 20259.8t CO₂
KPVGChesapeake
KCXOHouston
1,175 miles2h 22m
View Details
Jul 15, 202511.4t CO₂
KSNASanta Ana
KCXOHouston
1,331 miles2h 44m
View Details
Jun 17, 20257.3t CO₂
KAPADenver
KCXOHouston
829 miles1h 47m
View Details
Jun 13, 20252.2t CO₂
CYYCCalgary
NaN miles37m
View Details
May 28, 20252.0t CO₂
KABIAbilene
KGDJ
109 miles33m
View Details
May 16, 20254.1t CO₂
KCXOHouston
NaN miles1h 4m
View Details
May 15, 202518.4t CO₂
KCLTCharlotte
KTUSTucson
1,730 miles4h 20m
View Details
May 4, 20256.7t CO₂
KFFTFrankfort
KLFKLufkin
736 miles1h 39m
View Details
Apr 25, 20257.3t CO₂
KSAVSavannah
NaN miles1h 47m
View Details
Apr 15, 202510.5t CO₂
KLGBLong Beach
KCXOHouston
1,349 miles2h 32m
View Details
Mar 15, 202513.5t CO₂
CYYCCalgary
KCXOHouston
1,723 miles3h 13m
View Details
Feb 23, 202510.8t CO₂
KRDURaleigh/Durham
KCXOHouston
1,033 miles2h 36m
View Details
Jan 1, 202514.6t CO₂
KFTYAtlanta
KCXOHouston
679 miles3h 28m
View Details
Top Airports by Emissions
Houston

Houston

KCXO

Total CO₂

118.2t

Total Visits

11

Avg CO₂/visit

10.7t

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

Santa Ana

KSNA

Total CO₂

37.4t

Total Visits

3

Avg CO₂/visit

12.5t

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

Calgary

CYYC

Total CO₂

35.4t

Total Visits

3

Avg CO₂/visit

11.8t

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

Tucson

KTUS

Total CO₂

25.7t

Total Visits

2

Avg CO₂/visit

12.8t

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

Bozeman

KBZN

Total CO₂

22.1t

Total Visits

2

Avg CO₂/visit

11.0t

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

Charlotte

KCLT

Total CO₂

18.4t

Total Visits

1

Avg CO₂/visit

18.4t

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

KBZN to KCXO1,362 miles

Total Flights

2

Avg CO₂/Flight

11.0t

Total Emissions

22.1t CO₂

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

KSNA to KCXO1,332 miles

Total Flights

2

Avg CO₂/Flight

11.0t

Total Emissions

22t CO₂

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

KCLT to KTUS1,732 miles

Total Flights

1

Avg CO₂/Flight

18.4t

Total Emissions

18.4t CO₂

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

KCXO to CYYC1,724 miles

Total Flights

1

Avg CO₂/Flight

17.9t

Total Emissions

17.9t CO₂

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

KTTA to KCXO1,011 miles

Total Flights

1

Avg CO₂/Flight

17.1t

Total Emissions

17.1t CO₂

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

CYYC to KSNA1,221 miles

Total Flights

1

Avg CO₂/Flight

15.4t

Total Emissions

15.4t CO₂

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