Airports / Grant County International Airport

Grant County International Airport(KMWH)

Moses Lake, United States

Last updated: Mar 28, 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

471.2
Tons CO2 Total
2.3
Avg CO2/Flight
195
Flights Total
Emissions Intensity0.00t CO₂/nm
105.4 tons CO2 in selected period

Airport Patterns

Emissions up 531% vs prior period — significantly busier than prior period

105t
Total CO₂
2.3t
Avg CO₂/flight
195
Flights
Operator Profile

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

Emissions
>300%
59t → 471t CO₂
CO₂ Intensity
24%
1.9t → 2.3t per departure
Flight Count
Prior data incomplete
New Routes
87
369t CO₂ combined
Dropped Routes
7
Prior period only
New Aircraft
133
133 new tail numbers
Top Destinations
Denver16.0t CO₂
4 flights · avg 4.0t/flight
Seattle11.0t CO₂
6 flights · avg 1.8t/flight
Washington9.8t CO₂
1 flight · avg 9.8t/flight
Scottsdale7.3t CO₂
3 flights · avg 2.4t/flight
Oklahoma City6.8t CO₂
1 flight · avg 6.8t/flight

Spikes

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

CO₂ Above Baseline

81t

Signals Detected

4

Highest Severity

High

MediumJun 17, 2025 – Jun 23, 2025

Elevated activity Jun 17, 2025 – Jun 23, 2025 — 8 flights in 7 days vs baseline of 4

8 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 110%.

27.1t CO₂

MediumJul 16, 2025 – Jul 22, 2025

Elevated activity Jul 16, 2025 – Jul 22, 2025 — 8 flights in 7 days vs baseline of 4

8 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 110%.

10.7t CO₂

MediumSep 9, 2025 – Sep 15, 2025

Elevated activity Sep 9, 2025 – Sep 15, 2025 — 8 flights in 7 days vs baseline of 4

8 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 110%.

29.3t CO₂

HighNov 1, 2025

Single high-emission departure N802QS → KMWH on Nov 1, 2025 — 13.9t CO₂, 94% of day's total

Aircraft N802QS departing to KMWH produced 13.9t CO₂, representing 94% of all airport emissions on Nov 1, 2025.

13.9t CO₂

Route Map

Top Routes by Emissions
Moses LakeDenver

KMWH to KAPA · 896 miles

Total Flights

4

Avg CO₂/Flight

4.0t

Total Emissions

16.0t CO₂

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

KMWH to KBFI · 142 miles

Total Flights

6

Avg CO₂/Flight

1.8t

Total Emissions

11.0t CO₂

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

KMWH to KIAD · 2,161 miles

Total Flights

1

Avg CO₂/Flight

9.8t

Total Emissions

9.8t CO₂

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

KMWH to KSDL · 1,015 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
Moses LakeOklahoma City

KMWH to KOKC · 1,384 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
Moses LakeSeminole

KMWH to KGNC · 1,331 miles

Total Flights

1

Avg CO₂/Flight

5.0t

Total Emissions

5.0t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 5
Aircraft Using This Airport
View All Aircraft
N547BA·Bombardier Challenger 600
9.8t CO₂ · avg 9.8t/visit · 1 visit · Last seen 6 Mar 2026
N91Charter·Bombardier Challenger 600
6.8t CO₂ · avg 3.4t/visit · 2 visits · Last seen 19 Mar 2026
N880PCharter·Cessna Citation XLS
5.6t CO₂ · avg 5.6t/visit · 1 visit · Last seen 1 Oct 2025
N512QSCharter·Cessna Citation Latitude
5.0t CO₂ · avg 5.0t/visit · 1 visit · Last seen 16 May 2025
N343JECharter·Bombardier Challenger 300
5.0t CO₂ · avg 2.5t/visit · 2 visits · Last seen 24 Mar 2026
N550CZ·Cessna Citation SII
4.9t CO₂ · avg 0.2t/visit · 25 visits · Last seen 28 Mar 2026
N138SPCharter·Cessna Citation X
4.9t CO₂ · avg 4.9t/visit · 1 visit · Last seen 9 Jan 2026
N580FXCharter·Bombardier Challenger 300
4.4t CO₂ · avg 4.4t/visit · 1 visit · Last seen 27 Aug 2025
N517TXCharter·Embraer Phenom 300
3.9t CO₂ · avg 3.9t/visit · 1 visit · Last seen 28 May 2025
N357WPCharter·Bombardier Learjet 60
3.7t CO₂ · avg 3.7t/visit · 1 visit · Last seen 13 Sept 2025
Page 1 of 14

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period