N405TK
Bombardier Challenger 600
United States
LRD (Laredo International Airport, Laredo)

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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

6.3
Tons CO2 This Month
Below Average0.3× avg for Challenger 600
22.5
Tons CO2 YTD
Below Average0.3× avg for Challenger 600
62.8
CO2 Tons Since 2025
Below Average0.2× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmTypical1.3× avg for Challenger 600
54.8 tons CO2 in selected period

2026 pace: On track for approximately 90t CO₂ by year end · ↑ 123% vs full year 2025 (40t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 4.4t CO₂/month

4.4t
CO₂/month
3.1t
Avg per flight
11
Distinct routes
Moderately Concentrated3 routes account for 58% of total emissions
Highest emission route
Laredo → Norman
18.5t CO₂ total · 0.0056t 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
Prior data unavailable
Intensity
Prior data unavailable
New Routes
11
53t CO₂ combined
Dropped Routes
2
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

18t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New31 Aug – 6 Sept 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 5t CO₂ to period total — 9% of period emissions
Aircraft
Medium
New10 Nov – 16 Nov 2025
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 3t CO₂ to period total — 5% of period emissions
Aircraft
Medium
New22 Jan – 28 Jan 2026
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 7t CO₂ to period total — 13% of period emissions
Aircraft
Medium
Historical1 Aug – 25 Aug 2025
23-day inactive period
2.4t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical19 Sept – 23 Oct 2025
34-day inactive period
1.0t CO₂ in the 7 days following resumption
Recent Flights
Mar 8, 20263.0t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 20m
Feb 26, 20264.6t CO₂
KPSPPalm Springs
KOUNNorman
1,086 miles1h 58m
Feb 4, 20262.7t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 14m
Jan 28, 20261.8t CO₂
KPHXPhoenix
MMCNCiudad Obregon
437 miles53m
View Details
Jan 23, 20265.2t CO₂
KOUNNorman
KPHXPhoenix
837 miles2h 13m
View Details
Jan 12, 20262.4t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 8m
View Details
Jan 5, 20262.6t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 12m
View Details
Dec 14, 20252.7t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 13m
View Details
Nov 17, 20253.0t CO₂
KJWNNashville
KOUNNorman
597 miles1h 21m
View Details
Nov 16, 20252.7t CO₂
KAGCPittsburgh
KJWNNashville
475 miles1h 14m
View Details
Nov 11, 20252.7t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 14m
View Details
Oct 23, 20251.0t CO₂
KOKCOklahoma City
KOUNNorman
13 miles6m
View Details
Sep 19, 20254.3t CO₂
KLASLas Vegas
KOUNNorman
992 miles1h 52m
View Details
Sep 6, 20251.0t CO₂
KDALDallas
KPVJPauls Valley
130 miles20m
View Details
Sep 6, 20253.9t CO₂
KCYSCheyenne
KDALDallas
722 miles1h 41m
View Details
Aug 25, 20252.4t CO₂
KLRDLaredo
KOUNNorman
544 miles1h 7m
View Details
Aug 1, 20257.0t CO₂
KTEBTeterboro
KOUNNorman
1,326 miles2h 55m
View Details
Jan 18, 20252.3t CO₂
KOUNNorman
KFSTFort Stockton
434 miles1h 6m
View Details
Jan 5, 20255.2t CO₂
MMMVMonclova
KOUNNorman
619 miles2h 13m
View Details
Top Airports by Emissions
Norman

Norman

KOUN

Total CO₂

43.6t

Total Visits

13

Avg CO₂/visit

3.4t

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

Laredo

KLRD

Total CO₂

18.5t

Total Visits

7

Avg CO₂/visit

2.6t

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

Phoenix

KPHX

Total CO₂

7.0t

Total Visits

2

Avg CO₂/visit

3.5t

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

Teterboro

KTEB

Total CO₂

7.0t

Total Visits

1

Avg CO₂/visit

7.0t

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

Nashville

KJWN

Total CO₂

5.7t

Total Visits

2

Avg CO₂/visit

2.9t

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

Dallas

KDAL

Total CO₂

4.9t

Total Visits

2

Avg CO₂/visit

2.5t

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

KLRD to KOUN545 miles

Total Flights

7

Avg CO₂/Flight

2.6t

Total Emissions

18.5t CO₂

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

KTEB to KOUN1,327 miles

Total Flights

1

Avg CO₂/Flight

7.0t

Total Emissions

7t CO₂

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

KOUN to KPHX837 miles

Total Flights

1

Avg CO₂/Flight

5.2t

Total Emissions

5.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Palm Springs Norman

KPSP to KOUN1,086 miles

Total Flights

1

Avg CO₂/Flight

4.6t

Total Emissions

4.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Las Vegas Norman

KLAS to KOUN993 miles

Total Flights

1

Avg CO₂/Flight

4.3t

Total Emissions

4.3t CO₂

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

KCYS to KDAL722 miles

Total Flights

1

Avg CO₂/Flight

3.9t

Total Emissions

3.9t CO₂

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