Airports / Senai International Airport

Senai International Airport(WMKJ)

Johor Bahru, Malaysia

Last updated: Mar 26, 2026

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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 increasing vs prior period

Activity Summary

243.2
Tons CO2 Total
2.3
Avg CO2/Flight
30
Flights Total
Emissions Intensity0.01t CO₂/nm
21.1 tons CO2 in selected period

Airport Patterns

13 aircraft not previously recorded at this airport appeared this period

21t
Total CO₂
2.3t
Avg CO₂/flight
30
Flights
Operator Profile

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

Emissions
176%
88t → 243t CO₂
CO₂ Intensity
50%
4.7t → 2.3t per departure
Flight Count
18
12 → 30 flights
New Routes
16
193t CO₂ combined
Dropped Routes
3
Prior period only
New Aircraft
13
13 new tail numbers
Top Destinations
Subang7.3t CO₂
3 flights · avg 2.4t/flight
Satna6.8t CO₂
1 flight · avg 6.8t/flight
Mersing2.9t CO₂
2 flights · avg 1.4t/flight
Sitiawan2.1t CO₂
1 flight · avg 2.1t/flight
Singapore1.0t CO₂
1 flight · avg 1.0t/flight

Spikes

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

CO₂ Above Baseline

173t

Signals Detected

5

Highest Severity

High

HighMay 30, 2025 – Jun 5, 2025

Elevated activity May 30, 2025 – Jun 5, 2025 — 2 flights in 7 days vs baseline of 1

2 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 230%.

56.3t CO₂

HighSep 26, 2025 – Oct 2, 2025

Elevated activity Sep 26, 2025 – Oct 2, 2025 — 2 flights in 7 days vs baseline of 1

2 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 230%.

21.3t CO₂

HighNov 7, 2025 – Nov 13, 2025

Elevated activity Nov 7, 2025 – Nov 13, 2025 — 2 flights in 7 days vs baseline of 1

2 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 230%.

38.8t CO₂

HighJun 5, 2025

Single high-emission departure 9M-TMJ → WMKJ on Jun 5, 2025 — 54.3t CO₂, 100% of day's total

Aircraft 9M-TMJ departing to WMKJ produced 54.3t CO₂, representing 100% of all airport emissions on Jun 5, 2025.

54.3t CO₂

MediumApr 13, 2025 – Jun 1, 2025

49-day gap in recorded activity ending Jun 1, 2025

Airport had 49 consecutive days with zero recorded flights before activity resumed on Jun 1, 2025.

1.9t CO₂

Route Map

Top Routes by Emissions
Johor BahruSubang

WMKJ to WMSA · 179 miles

Total Flights

3

Avg CO₂/Flight

2.4t

Total Emissions

7.3t CO₂

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

WMKJ to VIST · 2,197 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
Johor BahruMersing

WMKJ to WMAU · 53 miles

Total Flights

2

Avg CO₂/Flight

1.4t

Total Emissions

2.9t CO₂

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

WMKJ to WMBA · 272 miles

Total Flights

1

Avg CO₂/Flight

2.1t

Total Emissions

2.1t CO₂

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

WMKJ to WSSL · 21 miles

Total Flights

1

Avg CO₂/Flight

1.0t

Total Emissions

1.0t CO₂

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

WMKJ to WMKM · 107 miles

Total Flights

1

Avg CO₂/Flight

1.0t

Total Emissions

1.0t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Aircraft Using This Airport
View All Aircraft
2-AMBO·Gulfstream G100
6.8t CO₂ · avg 2.3t/visit · 3 visits · Last seen 24 Jan 2026
9M-JJJ·Gulfstream GV
4.3t CO₂ · avg 4.3t/visit · 1 visit · Last seen 15 Feb 2026
9M-TMJ·Gulfstream G650
2.1t CO₂ · avg 1.1t/visit · 2 visits · Last seen 26 Mar 2026
N19DM·Embraer Praetor 600
2.0t CO₂ · avg 0.2t/visit · 10 visits · Last seen 25 Mar 2026
9M-ZZZ·Gulfstream G650
1.9t CO₂ · avg 1.0t/visit · 2 visits · Last seen 24 Dec 2025
T7-178HT·Bombardier Global 7500
1.9t CO₂ · avg 1.9t/visit · 1 visit · Last seen 21 Nov 2025
9H-VFM·Bombardier Challenger 600
1.0t CO₂ · avg 1.0t/visit · 1 visit · Last seen 16 Dec 2025
B-605A·Gulfstream G280
1.0t CO₂ · avg 0.5t/visit · 2 visits · Last seen 23 Feb 2026
T7-PJ29·Dassault Falcon 7X
0.0t CO₂ · avg 0.0t/visit · 1 visit · Last seen 2 Mar 2026
9H-VISTACharter·Bombardier Global 7500
0.0t CO₂ · avg 0.0t/visit · 1 visit · Last seen 23 Jan 2026
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Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period