N399W
Cessna Citation X
United States
PTK (Oakland County International Airport, Pontiac)

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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

Emissions Overview

53.1
Tons CO2 This Month
Typical1.0× avg for Citation X
78.1
Tons CO2 YTD
Below Average0.5× avg for Citation X
233.3
CO2 Tons Since 2025
Below Average0.3× avg for Citation X
Emissions Intensity0.01t CO₂/nmTypical0.8× avg for Citation X
186.4 tons CO2 in selected period

2026 pace: On track for approximately 312t CO₂ by year end · ↑ 101% vs full year 2025 (155t)

Flight Patterns & Behaviour

Emissions up 269% vs prior period, driven by Pontiac → Napa

157t
Period total CO₂
6.5t
Avg per flight
24
Flights
Diverse Network3 routes account for 24% of total emissions
Highest emission route
Pontiac → Napa
13.1t CO₂ total · 0.0073t CO₂/nm

Seasonal pattern: Historically peaks in October · Current month is 1,201% above March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.6× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
269%
43t → 157t CO₂
Intensity
0.0063 → 0.0063 t CO₂/nm
New Routes
22
148t CO₂ combined
Dropped Routes
4
Prior period only
Avg per Flight
8%
6.1t → 6.5t
Flight Count
17
7 → 24 flights

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

50t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New12 May – 18 May 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 23t CO₂ to period total — 15% of period emissions
Aircraft
Medium
New14 Aug – 20 Aug 2025
Elevated activity period · 1 flights in 6 days vs baseline of 0
Contributed approximately 1t CO₂ to period total — 1% of period emissions
Aircraft
Medium
New28 Sept – 4 Oct 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 13t CO₂ to period total — 8% of period emissions
Aircraft
Medium
Historical13 May – 15 Jul 2025
64-day inactive period
3.0t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical26 Jul – 15 Aug 2025
21-day inactive period
10.6t CO₂ in the 7 days following resumption
Recent Flights
Mar 23, 20267.0t CO₂
KPTKPontiac
KOPFMiami
1,171 miles2h 29m
Mar 18, 20269.0t CO₂
KPTKPontiac
KOGDOgden
1,465 miles3h 6m
Mar 15, 20265.2t CO₂
KDABDaytona Beach
KPTKPontiac
940 miles1h 55m
Mar 15, 20260.8t CO₂
KTIXTitusville
KDABDaytona Beach
49 miles12m
View Details
Mar 10, 202613.1t CO₂
KPTKPontiac
KAPCNapa
2,047 miles4h 20m
View Details
Feb 20, 20264.7t CO₂
KLCQLake City
KPTKPontiac
863 miles1h 46m
View Details
Feb 19, 20260.8t CO₂
KAPFNaples
KPTKPontiac
1,144 miles11m
View Details
Feb 19, 20266.2t CO₂
KVLLTroy
KMKYMarco Island
1,145 miles2h 14m
View Details
Feb 19, 20262.6t CO₂
KIADWashington
KPTKPontiac
404 miles1h 7m
View Details
Feb 3, 20267.6t CO₂
KOGDOgden
KPTKPontiac
1,465 miles2h 40m
View Details
Oct 16, 20258.8t CO₂
KHNDLas Vegas
KPTKPontiac
1,745 miles3h 1m
View Details
Oct 4, 20256.1t CO₂
KHWOHollywood
KPTKPontiac
1,164 miles2h 12m
View Details
Oct 4, 20256.1t CO₂
KVLLTroy
KOPFMiami
1,160 miles2h 13m
View Details
Oct 4, 20259.9t CO₂
KLGBLong Beach
KPTKPontiac
1,964 miles3h 22m
View Details
Oct 4, 20250.8t CO₂
KSNASanta Ana
KLGBLong Beach
19 miles11m
View Details
Oct 3, 202512.4t CO₂
KPTKPontiac
KSNASanta Ana
1,954 miles4h 7m
View Details
Sep 17, 20256.4t CO₂
KAUSAustin
KPTKPontiac
1,166 miles2h 17m
View Details
Sep 9, 202510.0t CO₂
KSNASanta Ana
KPTKPontiac
1,954 miles3h 23m
View Details
Aug 20, 20259.8t CO₂
KRNOReno
KPTKPontiac
1,890 miles3h 20m
View Details
Aug 15, 20250.8t CO₂
KPTKPontiac
KSLHCheboygan
214 miles27m
View Details
Jul 26, 20253.1t CO₂
KATWAppleton
KPTKPontiac
278 miles1h 17m
View Details
Jul 15, 20253.0t CO₂
KDLHDuluth
KPTKPontiac
518 miles1h 16m
View Details
May 13, 202510.7t CO₂
KOAKOakland
KPTKPontiac
2,056 miles3h 36m
View Details
May 12, 202512.2t CO₂
KPTKPontiac
KOAKOakland
2,056 miles4h 3m
View Details
Mar 17, 20252.7t CO₂
KTEBTeterboro
KPTKPontiac
498 miles1h 11m
View Details
Feb 27, 202511.0t CO₂
KVNYVan Nuys
KPTKPontiac
1,969 miles3h 43m
View Details
Feb 20, 20252.2t CO₂
KIADWashington
KPTKPontiac
404 miles1h 0m
View Details
Feb 11, 20255.7t CO₂
KIADWashington
KOPFMiami
915 miles2h 5m
View Details
Feb 10, 20259.3t CO₂
KVNYVan Nuys
KPTKPontiac
1,969 miles3h 11m
View Details
Jan 3, 20254.3t CO₂
KCRGJacksonville
KPTKPontiac
858 miles1h 39m
View Details
Jan 2, 20257.2t CO₂
KPTKPontiac
KOPFMiami
1,170 miles2h 33m
View Details
Top Airports by Emissions
Pontiac

Pontiac

KPTK

Total CO₂

143.2t

Total Visits

20

Avg CO₂/visit

7.2t

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

Santa Ana

KSNA

Total CO₂

23.1t

Total Visits

3

Avg CO₂/visit

7.7t

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

Oakland

KOAK

Total CO₂

22.8t

Total Visits

2

Avg CO₂/visit

11.4t

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

Ogden

KOGD

Total CO₂

16.7t

Total Visits

2

Avg CO₂/visit

8.3t

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

Miami

KOPF

Total CO₂

13.2t

Total Visits

2

Avg CO₂/visit

6.6t

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

Napa

KAPC

Total CO₂

13.1t

Total Visits

1

Avg CO₂/visit

13.1t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 4
Top Routes by Emissions
Pontiac Napa

KPTK to KAPC2,048 miles

Total Flights

1

Avg CO₂/Flight

13.1t

Total Emissions

13.1t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Pontiac Santa Ana

KPTK to KSNA1,956 miles

Total Flights

1

Avg CO₂/Flight

12.4t

Total Emissions

12.4t CO₂

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

KPTK to KOAK2,058 miles

Total Flights

1

Avg CO₂/Flight

12.2t

Total Emissions

12.2t CO₂

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

KOAK to KPTK2,058 miles

Total Flights

1

Avg CO₂/Flight

10.7t

Total Emissions

10.7t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Santa Ana Pontiac

KSNA to KPTK1,956 miles

Total Flights

1

Avg CO₂/Flight

10.0t

Total Emissions

10t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Long Beach Pontiac

KLGB to KPTK1,966 miles

Total Flights

1

Avg CO₂/Flight

9.9t

Total Emissions

9.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 4