N21KH
Pilatus PC-24
United States
PSM (Portsmouth International Airport at Pease, Portsmouth)

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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 Overview

14.4
Tons CO2 This Month
Typical1.2× avg for PC-24
18.5
Tons CO2 YTD
Below Average0.6× avg for PC-24
47.3
CO2 Tons Since 2025
Below Average0.3× avg for PC-24
Emissions Intensity0.00t CO₂/nmBelow Average0.5× avg for PC-24
47.3 tons CO2 in selected period

2026 pace: On track for approximately 56t CO₂ by year end · ↑ 93% vs full year 2025 (29t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 4.9t CO₂/month

4.9t
CO₂/month
3.4t
Avg per flight
14
Distinct routes
Diverse Network3 routes account for 31% of total emissions
Highest emission route
Des Moines → Portsmouth
6.7t CO₂ total · 0.0033t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.1× country averageBelow Average

Subject to FAA oversight — no mandatory carbon reporting for private aviation

What's ChangedCompared to prior equivalent period
Emissions
Prior data unavailable
Intensity
Prior data unavailable
New Routes
14
54t CO₂ combined
Dropped Routes
0
Avg per Flight
Prior data unavailable
Flight Count
Prior data unavailable

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

30t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New21 Jul – 27 Jul 2025
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 5t CO₂ to period total — 10% of period emissions
Aircraft
Medium
New19 Aug – 25 Aug 2025
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 5t CO₂ to period total — 9% of period emissions
Aircraft
Medium
New11 Sept – 24 Sept 2025
Elevated activity period · 2 flights in 13 days vs baseline of 1
Contributed approximately 7t CO₂ to period total — 14% of period emissions
Aircraft
Medium
Historical21 Jul – 25 Aug 2025
35-day inactive period
4.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical25 Aug – 17 Sept 2025
23-day inactive period
7.5t CO₂ in the 7 days following resumption
Recent Flights
Mar 15, 20264.4t CO₂
KOAKOakland
KICTWichita
1,350 miles3h 4m
Mar 4, 20261.4t CO₂
KPSMPortsmouth
KPHLPhiladelphia
319 miles1h 8m
Mar 4, 20263.3t CO₂
KDSMDes Moines
KPSMPortsmouth
1,167 miles2h 20m
Mar 2, 20264.2t CO₂
KOAKOakland
KDSMDes Moines
1,534 miles2h 57m
View Details
Feb 26, 20263.4t CO₂
KDSMDes Moines
KPSMPortsmouth
1,167 miles2h 25m
View Details
Feb 26, 20264.4t CO₂
KHHRHawthorne
KDSMDes Moines
1,440 miles3h 3m
View Details
Feb 23, 20261.1t CO₂
KCMRWilliams
KHHRHawthorne
362 miles58m
View Details
Feb 5, 20263.6t CO₂
KPSMPortsmouth
KPHLPhiladelphia
318 miles2h 32m
View Details
Jan 19, 20260.5t CO₂
KBCTBoca Raton
KMLBMelbourne
124 miles29m
View Details
Nov 7, 20254.8t CO₂
KDFWDallas-Ft Worth
KPSMPortsmouth
1,581 miles3h 20m
View Details
Oct 29, 20251.4t CO₂
KIADWashington
KPSMPortsmouth
448 miles1h 9m
View Details
Oct 27, 20254.0t CO₂
KTPATampa
KPSMPortsmouth
1,231 miles2h 46m
View Details
Sep 18, 20253.1t CO₂
KFOETopeka
KRAPRapid City
519 miles2h 13m
View Details
Sep 17, 20254.4t CO₂
KPBIWest Palm Beach
KFOETopeka
1,235 miles3h 3m
View Details
Aug 25, 20254.9t CO₂
KPSMPortsmouth
KMLBMelbourne
1,170 miles3h 21m
View Details
Jul 21, 20255.5t CO₂
KBJCDenver
KPSMPortsmouth
1,774 miles3h 45m
View Details
Top Airports by Emissions
Portsmouth

Portsmouth

KPSM

Total CO₂

32.2t

Total Visits

9

Avg CO₂/visit

3.6t

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

Des Moines

KDSM

Total CO₂

15.3t

Total Visits

4

Avg CO₂/visit

3.8t

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

Oakland

KOAK

Total CO₂

8.6t

Total Visits

2

Avg CO₂/visit

4.3t

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

Topeka

KFOE

Total CO₂

7.5t

Total Visits

2

Avg CO₂/visit

3.7t

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

Hawthorne

KHHR

Total CO₂

5.5t

Total Visits

2

Avg CO₂/visit

2.8t

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

Denver

KBJC

Total CO₂

5.5t

Total Visits

1

Avg CO₂/visit

5.5t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 3
Top Routes by Emissions
Des Moines Portsmouth

KDSM to KPSM1,168 miles

Total Flights

2

Avg CO₂/Flight

3.3t

Total Emissions

6.7t CO₂

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

KBJC to KPSM1,776 miles

Total Flights

1

Avg CO₂/Flight

5.5t

Total Emissions

5.5t CO₂

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

KPSM to KPHL318 miles

Total Flights

2

Avg CO₂/Flight

2.5t

Total Emissions

5t CO₂

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

KPSM to KMLB1,171 miles

Total Flights

1

Avg CO₂/Flight

4.9t

Total Emissions

4.9t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Dallas-Ft Worth Portsmouth

KDFW to KPSM1,583 miles

Total Flights

1

Avg CO₂/Flight

4.8t

Total Emissions

4.8t CO₂

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

KOAK to KICT1,351 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 3