Airports / Mason County Airport

Mason County Airport(KLDM)

Ludington, United States

Last updated: Mar 24, 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

Activity Summary

208.6
Tons CO2 Total
2.3
Avg CO2/Flight
92
Flights Total
Emissions Intensity0.01t CO₂/nm
119.7 tons CO2 in selected period

Airport Patterns

Emissions up 575% vs prior period — significantly busier than prior period

120t
Total CO₂
2.3t
Avg CO₂/flight
92
Flights
Operator Profile

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

Emissions
>300%
20t → 209t CO₂
CO₂ Intensity
21%
3.0t → 2.3t per departure
Flight Count
Prior data incomplete
New Routes
69
203t CO₂ combined
Dropped Routes
5
Prior period only
New Aircraft
78
78 new tail numbers
Top Destinations
Teterboro9.5t CO₂
3 flights · avg 3.2t/flight
Denver9.4t CO₂
2 flights · avg 4.7t/flight
San Francisco9.1t CO₂
1 flight · avg 9.1t/flight
Las Vegas8.6t CO₂
1 flight · avg 8.6t/flight
Bozeman6.0t CO₂
1 flight · avg 6.0t/flight

Spikes

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

CO₂ Above Baseline

25t

Signals Detected

5

Highest Severity

High

MediumJun 2, 2025 – Jun 8, 2025

Elevated activity Jun 2, 2025 – Jun 8, 2025 — 4 flights in 7 days vs baseline of 2

4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 113%.

5.5t CO₂

MediumJun 11, 2025 – Jun 17, 2025

Elevated activity Jun 11, 2025 – Jun 17, 2025 — 4 flights in 7 days vs baseline of 2

4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 113%.

4.4t CO₂

MediumJul 12, 2025 – Jul 18, 2025

Elevated activity Jul 12, 2025 – Jul 18, 2025 — 4 flights in 7 days vs baseline of 2

4 flights recorded in a 7-day window, exceeding the airport baseline of 2 flights per week by 113%.

5.1t CO₂

HighJan 17, 2026

Single high-emission departure N242QS → KSFO on Jan 17, 2026 — 9.1t CO₂, 100% of day's total

Aircraft N242QS departing to KSFO produced 9.1t CO₂, representing 100% of all airport emissions on Jan 17, 2026.

9.1t CO₂

LowApr 15, 2025 – Apr 29, 2025

14-day gap in recorded activity ending Apr 29, 2025

Airport had 14 consecutive days with zero recorded flights before activity resumed on Apr 29, 2025.

1.0t CO₂

Route Map

Top Routes by Emissions
LudingtonTeterboro

KLDM to KTEB · 665 miles

Total Flights

3

Avg CO₂/Flight

3.2t

Total Emissions

9.5t CO₂

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

KLDM to KBJC · 999 miles

Total Flights

2

Avg CO₂/Flight

4.7t

Total Emissions

9.4t CO₂

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

KLDM to KSFO · 1,916 miles

Total Flights

1

Avg CO₂/Flight

9.1t

Total Emissions

9.1t CO₂

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

KLDM to KLAS · 1,605 miles

Total Flights

1

Avg CO₂/Flight

8.6t

Total Emissions

8.6t CO₂

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

KLDM to KBZN · 1,213 miles

Total Flights

1

Avg CO₂/Flight

6.0t

Total Emissions

6.0t CO₂

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

KLDM to KMSP · 341 miles

Total Flights

3

Avg CO₂/Flight

1.9t

Total Emissions

5.6t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
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Aircraft Using This Airport
View All Aircraft
N242QSCharter·Bombardier Challenger 600
9.1t CO₂ · avg 9.1t/visit · 1 visit · Last seen 17 Jan 2026
C-FFBECharter·Bombardier Challenger 600
8.6t CO₂ · avg 8.6t/visit · 1 visit · Last seen 27 Jun 2025
N834QSCharter·Cessna Citation Longitude
6.0t CO₂ · avg 6.0t/visit · 1 visit · Last seen 9 Sept 2025
N367FXCharter·Embraer Phenom 300
5.9t CO₂ · avg 5.9t/visit · 1 visit · Last seen 27 Oct 2025
N444QCCharter·Gulfstream GIV
5.7t CO₂ · avg 5.7t/visit · 1 visit · Last seen 2 Oct 2025
N945QSCharter·Cessna Citation Latitude
5.2t CO₂ · avg 5.2t/visit · 1 visit · Last seen 9 Sept 2025
N534XJCharter·Bombardier Challenger 300
4.8t CO₂ · avg 4.8t/visit · 1 visit · Last seen 28 Jun 2025
N84VA·Beechcraft Premier I
4.6t CO₂ · avg 4.6t/visit · 1 visit · Last seen 3 Feb 2026
N568QSCharter·Cessna Citation XLS
4.5t CO₂ · avg 4.5t/visit · 1 visit · Last seen 24 Nov 2025
N574QSCharter·Cessna Citation XLS
3.9t CO₂ · avg 2.0t/visit · 2 visits · Last seen 8 Aug 2025
Page 1 of 8

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period