N311FC
Bombardier Challenger 300
United States
KAXH (Houston Southwest Airport, Rosharon)

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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

0.0
Tons CO2 This Month
Below Average0.0× avg for Challenger 300
0.0
Tons CO2 YTD
Below Average0.0× avg for Challenger 300
76.3
CO2 Tons Since 2025
Below Average0.1× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical0.8× avg for Challenger 300
73.8 tons CO2 in selected period

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 6.4t CO₂/month

6.4t
CO₂/month
2.8t
Avg per flight
23
Distinct routes
Diverse Network3 routes account for 38% of total emissions
Highest emission route
Santa Ana → Houston
13.1t 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
>300%
3t → 76t CO₂
Intensity
38%
0.0109 → 0.0068 t CO₂/nm
New Routes
21
73t CO₂ combined
Dropped Routes
1
Prior period only
Avg per Flight
181%
1.0t → 2.8t
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

81t

Signals Detected

5

Highest Severity

High

Aircraft
High
New11 Apr – 23 May 2025
Elevated activity period · 15 flights in 42 days vs baseline of 4
Contributed approximately 38t CO₂ to period total — 50% of period emissions
Aircraft
Medium
New12 Jul – 18 Jul 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 8t CO₂ to period total — 11% of period emissions
Aircraft
Medium
Historical11 Apr – 1 May 2025
20-day inactive period
19.7t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 May – 18 Jul 2025
57-day inactive period
8.0t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical18 Jul – 17 Aug 2025
31-day inactive period
6.8t CO₂ in the 7 days following resumption
Recent Flights
Feb 28, 20264.1t CO₂
KSPXGalveston
KSUAStuart
914 miles1h 48m
Feb 28, 20261.0t CO₂
KPKVPort Lavaca
KHOUHouston
109 miles18m
Dec 26, 20251.0t CO₂
KAXHRosharon
KPSXPalacios
71 miles12m
Dec 26, 20251.2t CO₂
KFTWFort Worth
KHOUHouston
251 miles41m
View Details
Nov 23, 20253.8t CO₂
KBNANashville
KPSXPalacios
755 miles1h 40m
View Details
Nov 17, 20251.0t CO₂
KAXHRosharon
KPSXPalacios
71 miles11m
View Details
Nov 17, 20254.5t CO₂
KTPATampa
KHOUHouston
779 miles1h 56m
View Details
Oct 7, 20251.0t CO₂
KAXHRosharon
KARMWharton
44 miles10m
View Details
Oct 7, 20256.0t CO₂
KSNASanta Ana
KHOUHouston
1,353 miles2h 31m
View Details
Aug 17, 20256.8t CO₂
KLASLas Vegas
KPKVPort Lavaca
1,190 miles2h 50m
View Details
Jul 18, 20251.0t CO₂
KAXHRosharon
KPKVPort Lavaca
94 miles18m
View Details
Jul 18, 20257.1t CO₂
KSNASanta Ana
KHOUHouston
1,353 miles2h 56m
View Details
May 21, 20251.0t CO₂
KHOUHouston
KIAHHouston
23 miles12m
View Details
May 21, 20254.9t CO₂
KTPATampa
KHOUHouston
779 miles2h 6m
View Details
May 19, 20251.0t CO₂
KAUSAustin
KVCTVictoria
103 miles21m
View Details
May 18, 20251.9t CO₂
KTPATampa
KJKAGulf Shores
349 miles56m
View Details
May 16, 20252.3t CO₂
KJKAGulf Shores
KHOUHouston
457 miles1h 5m
View Details
May 16, 20251.9t CO₂
KLVJHouston
KJKAGulf Shores
456 miles57m
View Details
May 15, 20251.2t CO₂
KAUSAustin
KHOUHouston
148 miles40m
View Details
May 5, 20255.8t CO₂
MMUNCancun
KIAHHouston
812 miles2h 28m
View Details
May 5, 20251.0t CO₂
KAXHRosharon
KPKVPort Lavaca
94 miles13m
View Details
May 5, 20254.7t CO₂
KMDWChicago
KHOUHouston
937 miles2h 1m
View Details
May 1, 20253.7t CO₂
KSHVShreveport
KMDWChicago
726 miles1h 38m
View Details
May 1, 20254.5t CO₂
MMUNCancun
KHOUHouston
792 miles1h 58m
View Details
Apr 11, 20251.0t CO₂
KLVJHouston
KPSXPalacios
82 miles11m
View Details
Apr 11, 20252.1t CO₂
KHOUHouston
NaN miles1h 1m
View Details
Apr 11, 20251.4t CO₂
KTPATampa
KOPFMiami
199 miles46m
View Details
Feb 21, 20251.0t CO₂
KFTWFort Worth
KVCTVictoria
275 miles36m
View Details
Jan 2, 20251.0t CO₂
KAXHRosharon
KARMWharton
44 miles10m
View Details
Jan 2, 20251.0t CO₂
KHOUHouston
NaN miles37m
View Details
Top Airports by Emissions
Houston

Houston

KHOU

Total CO₂

40.3t

Total Visits

12

Avg CO₂/visit

3.4t

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

Santa Ana

KSNA

Total CO₂

13.1t

Total Visits

2

Avg CO₂/visit

6.5t

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

Tampa

KTPA

Total CO₂

12.6t

Total Visits

4

Avg CO₂/visit

3.2t

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

Cancun

MMUN

Total CO₂

10.4t

Total Visits

2

Avg CO₂/visit

5.2t

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

Port Lavaca

KPKV

Total CO₂

9.7t

Total Visits

4

Avg CO₂/visit

2.4t

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

Chicago

KMDW

Total CO₂

8.3t

Total Visits

2

Avg CO₂/visit

4.2t

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

KSNA to KHOU1,354 miles

Total Flights

2

Avg CO₂/Flight

6.5t

Total Emissions

13.1t CO₂

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

KTPA to KHOU780 miles

Total Flights

2

Avg CO₂/Flight

4.7t

Total Emissions

9.3t CO₂

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

KLAS to KPKV1,191 miles

Total Flights

1

Avg CO₂/Flight

6.8t

Total Emissions

6.8t CO₂

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

MMUN to KIAH812 miles

Total Flights

1

Avg CO₂/Flight

5.8t

Total Emissions

5.8t CO₂

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

KMDW to KHOU938 miles

Total Flights

1

Avg CO₂/Flight

4.7t

Total Emissions

4.7t CO₂

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

MMUN to KHOU793 miles

Total Flights

1

Avg CO₂/Flight

4.5t

Total Emissions

4.5t CO₂

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