N546DD
Bombardier Learjet 45
United States
AUS (Austin-Bergstrom International Airport, Austin)

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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

0.0
Tons CO2 This Month
Below Average0.0× avg for Learjet 45
9.3
Tons CO2 YTD
Below Average0.3× avg for Learjet 45
58.0
CO2 Tons Since 2025
Below Average0.3× avg for Learjet 45
Emissions Intensity0.01t CO₂/nmTypical0.8× avg for Learjet 45
39.3 tons CO2 in selected period

2026 pace: On track for approximately 28t CO₂ by year end · ↓ 43% vs full year 2025 (49t)

Flight Patterns & Behaviour

Emissions up 96% vs prior period, driven by Chicago → Austin

34t
Period total CO₂
1.2t
Avg per flight
29
Flights
Diverse Network3 routes account for 31% of total emissions
Highest emission route
Chicago → Austin
3.6t CO₂ total · 0.0043t 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
96%
18t → 34t CO₂
Intensity
7%
0.0054 → 0.0050 t CO₂/nm
New Routes
17
28t CO₂ combined
Dropped Routes
7
Prior period only
Avg per Flight
5%
1.3t → 1.2t
Flight Count
15
14 → 29 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

27t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New1 May – 16 Jun 2025
Elevated activity period · 6 flights in 46 days vs baseline of 5
Contributed approximately 10t CO₂ to period total — 29% of period emissions
Aircraft
Medium
New5 Jul – 2 Aug 2025
Elevated activity period · 8 flights in 28 days vs baseline of 3
Contributed approximately 10t CO₂ to period total — 29% of period emissions
Aircraft
Medium
New31 Dec 2025 – 13 Jan 2026
Elevated activity period · 5 flights in 13 days vs baseline of 1
Contributed approximately 4t CO₂ to period total — 11% of period emissions
Aircraft
Medium
Historical1 May – 18 May 2025
17-day inactive period
2.1t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical1 Jun – 16 Jun 2025
15-day inactive period
1.3t CO₂ in the 7 days following resumption
Recent Flights
Jan 17, 20261.9t CO₂
KHDCHammond
KBMQBurnet
465 miles1h 15m
Jan 17, 20262.2t CO₂
KAUSAustin
KTLHTallahassee
794 miles1h 25m
Jan 10, 20260.6t CO₂
KAUSAustin
KBMQBurnet
51 miles15m
Jan 9, 20261.6t CO₂
KAUSAustin
KGPTGulfport
513 miles1h 6m
View Details
Jan 7, 20260.6t CO₂
KAUSAustin
KBMQBurnet
51 miles12m
View Details
Jan 6, 20260.6t CO₂
KFTWFort Worth
KTKIGreenville
51 miles15m
View Details
Jan 6, 20260.6t CO₂
KAUSAustin
KFTWFort Worth
182 miles36m
View Details
Dec 30, 20252.0t CO₂
KNEWNew Orleans
KBMQBurnet
491 miles1h 18m
View Details
Aug 31, 20250.6t CO₂
KMDWChicago
KMKGMuskegon
122 miles27m
View Details
Aug 19, 20250.6t CO₂
KDALDallas
KBMQBurnet
167 miles28m
View Details
Aug 11, 20250.6t CO₂
KFWSFort Worth
KBMQBurnet
138 miles25m
View Details
Aug 3, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles14m
View Details
Aug 2, 20250.8t CO₂
KAUSAustin
KHOUHouston
148 miles43m
View Details
Aug 1, 20252.7t CO₂
KEDCPflugerville
KBMQBurnet
46 miles1h 40m
View Details
Jul 22, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles13m
View Details
Jul 21, 20253.6t CO₂
KMDWChicago
KAUSAustin
972 miles2h 10m
View Details
Jul 15, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles13m
View Details
Jul 15, 20250.7t CO₂
KFTWFort Worth
KERVKerrville
221 miles39m
View Details
Jul 15, 20250.6t CO₂
KAUSAustin
KFTWFort Worth
182 miles37m
View Details
Jul 11, 20250.6t CO₂
KDALDallas
KBMQBurnet
167 miles31m
View Details
Jul 7, 20250.6t CO₂
KDALDallas
KBMQBurnet
167 miles27m
View Details
Jun 16, 20250.6t CO₂
KAUSAustin
KDZBHorseshoe Bay
47 miles11m
View Details
Jun 16, 20250.7t CO₂
KAUSAustin
KDTO
209 miles40m
View Details
Jun 1, 20250.6t CO₂
KDALDallas
KBMQBurnet
167 miles30m
View Details
May 27, 20253.1t CO₂
KDALDallas
KTVCTraverse City
1,019 miles1h 53m
View Details
May 18, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles15m
View Details
May 18, 20251.5t CO₂
KAUSAustin
KAMAAmarillo
419 miles1h 3m
View Details
May 1, 20253.6t CO₂
KCVGCincinnati
KBMQBurnet
958 miles2h 7m
View Details
May 1, 20250.6t CO₂
KCLECleveland
KBKLCleveland
11 miles8m
View Details
Apr 24, 20250.6t CO₂
KAUSAustin
KDZBHorseshoe Bay
47 miles12m
View Details
Apr 24, 20250.6t CO₂
KAUSAustin
KBMTBeaumont
206 miles28m
View Details
Apr 5, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles15m
View Details
Apr 4, 20250.6t CO₂
KIWSHouston
KSGRHouston
13 miles5m
View Details
Apr 4, 20250.6t CO₂
KAUSAustin
KTMEHouston
109 miles30m
View Details
Mar 31, 20250.6t CO₂
KDALDallas
KBMQBurnet
167 miles34m
View Details
Mar 25, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles13m
View Details
Mar 24, 20250.6t CO₂
KAUSAustin
KBMTBeaumont
206 miles29m
View Details
Mar 23, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles18m
View Details
Mar 22, 20250.7t CO₂
KAUSAustin
KGKYArlington
174 miles38m
View Details
Mar 21, 20250.6t CO₂
KAUSAustin
KBMQBurnet
51 miles19m
View Details
Mar 21, 20256.1t CO₂
KIADWashington
KAUSAustin
1,295 miles3h 28m
View Details
Mar 20, 20254.3t CO₂
KAUSAustin
KIADWashington
1,295 miles2h 32m
View Details
Mar 20, 20250.6t CO₂
KBMQBurnet
KAUSAustin
51 miles17m
View Details
Top Airports by Emissions
Burnet

Burnet

KBMQ

Total CO₂

16.5t

Total Visits

15

Avg CO₂/visit

1.1t

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

Austin

KAUS

Total CO₂

15.8t

Total Visits

15

Avg CO₂/visit

1.1t

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

Dallas

KDAL

Total CO₂

5.4t

Total Visits

5

Avg CO₂/visit

1.1t

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

Chicago

KMDW

Total CO₂

4.2t

Total Visits

2

Avg CO₂/visit

2.1t

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

Cincinnati

KCVG

Total CO₂

3.6t

Total Visits

1

Avg CO₂/visit

3.6t

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

Traverse City

KTVC

Total CO₂

3.1t

Total Visits

1

Avg CO₂/visit

3.1t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 4
Top Routes by Emissions
Chicago Austin

KMDW to KAUS973 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
Cincinnati Burnet

KCVG to KBMQ958 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
Austin Burnet

KAUS to KBMQ51 miles

Total Flights

6

Avg CO₂/Flight

0.6t

Total Emissions

3.5t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Dallas Traverse City

KDAL to KTVC1,019 miles

Total Flights

1

Avg CO₂/Flight

3.1t

Total Emissions

3.1t CO₂

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

KEDC to KBMQ46 miles

Total Flights

1

Avg CO₂/Flight

2.7t

Total Emissions

2.7t CO₂

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

KDAL to KBMQ167 miles

Total Flights

4

Avg CO₂/Flight

0.6t

Total Emissions

2.3t CO₂

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