Airports / Montgomery County Airport

Montgomery County Airport(KCXO)

Houston, United States

Last updated: Mar 30, 2026

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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

Activity Summary

5,983.4
Tons CO2 Total
2.3
Avg CO2/Flight
2,046
Flights Total
Emissions Intensity0.01t CO₂/nm
1,214.4 tons CO2 in selected period

Airport Patterns

Emissions up 331% vs prior period — significantly busier than prior period

1,214t
Total CO₂
2.3t
Avg CO₂/flight
2,046
Flights
Operator Profile

Charter/owner classification not available for this airport's flights

Emissions
259%
1,665t → 5,983t CO₂
CO₂ Intensity
2.3t → 2.3t per departure
Flight Count
Prior data incomplete
New Routes
369
2,238t CO₂ combined
Dropped Routes
70
Prior period only
New Aircraft
759
759 new tail numbers
Top Destinations
Scottsdale54.8t CO₂
7 flights · avg 7.8t/flight
Dallas46.8t CO₂
50 flights · avg 0.9t/flight
Las Vegas44.8t CO₂
7 flights · avg 6.4t/flight
New Orleans29.4t CO₂
23 flights · avg 1.3t/flight
Teterboro28.6t CO₂
3 flights · avg 9.5t/flight

Spikes

Significant deviations from this airport's baseline in the selected period.

CO₂ Above Baseline

41t

Signals Detected

1

Highest Severity

High

HighDec 4, 2025

Single high-emission departure N456GA → KCXO on Dec 4, 2025 — 41.4t CO₂, 66% of day's total

Aircraft N456GA departing to KCXO produced 41.4t CO₂, representing 66% of all airport emissions on Dec 4, 2025.

41.4t CO₂

Route Map

Top Routes by Emissions
HoustonScottsdale

KCXO to KSDL · 992 miles

Total Flights

7

Avg CO₂/Flight

7.8t

Total Emissions

54.8t CO₂

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

KCXO to KDAL · 192 miles

Total Flights

50

Avg CO₂/Flight

0.9t

Total Emissions

46.8t CO₂

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

KCXO to KLAS · 1,205 miles

Total Flights

7

Avg CO₂/Flight

6.4t

Total Emissions

44.8t CO₂

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

KCXO to KMSY · 310 miles

Total Flights

23

Avg CO₂/Flight

1.3t

Total Emissions

29.4t CO₂

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

KCXO to KTEB · 1,396 miles

Total Flights

3

Avg CO₂/Flight

9.5t

Total Emissions

28.6t CO₂

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

KCXO to KBJC · 857 miles

Total Flights

6

Avg CO₂/Flight

4.5t

Total Emissions

27.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N620JH·Gulfstream GV
44.1t CO₂ · avg 1.3t/visit · 35 visits · Last seen 30 Mar 2026
N787TH·Cessna Citation X
27.6t CO₂ · avg 0.9t/visit · 30 visits · Last seen 10 Mar 2026
N12EC·Bombardier Challenger 300
25.7t CO₂ · avg 0.8t/visit · 34 visits · Last seen 19 Mar 2026
N93EC·Bombardier Challenger 300
24.9t CO₂ · avg 0.6t/visit · 40 visits · Last seen 15 Mar 2026
N904RMCharter·Dassault Falcon 2000
21.5t CO₂ · avg 1.1t/visit · 20 visits · Last seen 18 Jan 2026
N512CCCharter·Gulfstream GIV
21.2t CO₂ · avg 10.6t/visit · 2 visits · Last seen 28 Feb 2026
N510GT·Gulfstream GV
18.3t CO₂ · avg 0.9t/visit · 21 visits · Last seen 27 Mar 2026
N163MD·Gulfstream GIV
17.9t CO₂ · avg 1.8t/visit · 10 visits · Last seen 27 Feb 2026
N425MP·Bombardier Challenger 350
17.7t CO₂ · avg 2.2t/visit · 8 visits · Last seen 13 Feb 2026
N79ZECharter·Cessna Citation X
15.3t CO₂ · avg 1.1t/visit · 14 visits · Last seen 28 Nov 2025
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Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period