N357EK
Cessna Citation CJ4
United States
PNC (Ponca City Regional Airport, Ponca City)

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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 increasing vs prior period

Emissions Overview

1.2
Tons CO2 This Month
Below Average0.1× avg for Citation CJ4
4.8
Tons CO2 YTD
Below Average0.2× avg for Citation CJ4
25.7
CO2 Tons Since 2025
Below Average0.2× avg for Citation CJ4
Emissions Intensity0.00t CO₂/nmBelow Average0.6× avg for Citation CJ4
16.7 tons CO2 in selected period

2026 pace: On track for approximately 14t CO₂ by year end · ↓ 31% vs full year 2025 (21t)

Flight Patterns & Behaviour

Emissions up 105% vs prior period, driven by Ft Lauderdale → Ponca City

18t
Period total CO₂
1.9t
Avg per flight
9
Flights
Moderately Concentrated3 routes account for 58% of total emissions
Highest emission route
Ft Lauderdale → Ponca City
4.8t CO₂ total · 0.0045t 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
105%
9t → 18t CO₂
Intensity
2%
0.0037 → 0.0038 t CO₂/nm
New Routes
9
18t CO₂ combined
Dropped Routes
3
Prior period only
Avg per Flight
32%
2.8t → 1.9t
Flight Count
6
3 → 9 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

16t

Signals Detected

5

Highest Severity

High

Emissions
Medium
New29 Aug 2025 · Ft Lauderdale → Ponca City
Highest single-flight emission event (Ft Lauderdale → Ponca City)
Single flight: 4.8t CO₂ — 27% of period emissions
Aircraft
High
New29 Aug – 25 Sept 2025
Elevated activity period · 2 flights in 27 days vs baseline of 1
Contributed approximately 6t CO₂ to period total — 32% of period emissions
Aircraft
Medium
Historical29 Aug – 12 Sept 2025
14-day inactive period
0.8t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical25 Sept – 26 Oct 2025
31-day inactive period
2.8t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical26 Oct – 18 Nov 2025
23-day inactive period
2.3t CO₂ in the 7 days following resumption
Recent Flights
Mar 25, 20261.7t CO₂
KPNCPonca City
KAPADenver
463 miles1h 18m
Mar 16, 20261.2t CO₂
KPNCPonca City
KDZBHorseshoe Bay
435 miles57m
Jan 31, 20262.6t CO₂
KPHXPhoenix
KBKNBlackwell
858 miles1h 49m
Jan 14, 20260.6t CO₂
KMDDMidland
KDZBHorseshoe Bay
244 miles35m
View Details
Nov 18, 20252.3t CO₂
KMDWChicago
KPNCPonca City
609 miles1h 37m
View Details
Oct 26, 20252.8t CO₂
KLASLas Vegas
KBKNBlackwell
989 miles1h 55m
View Details
Sep 25, 20250.7t CO₂
KFTWFort Worth
KPNCPonca City
270 miles42m
View Details
Sep 12, 20250.8t CO₂
KAFWFort Worth
KPNCPonca City
259 miles46m
View Details
Aug 29, 20254.8t CO₂
KFLLFt Lauderdale
KPNCPonca City
1,238 miles3h 7m
View Details
Mar 9, 20253.1t CO₂
KLASLas Vegas
KPNCPonca City
1,002 miles2h 8m
View Details
Mar 2, 20252.2t CO₂
KSATSan Antonio
KPNCPonca City
503 miles1h 34m
View Details
Jan 10, 20253.2t CO₂
KPNCPonca City
KRDGReading
1,166 miles2h 10m
View Details
Top Airports by Emissions
Ponca City

Ponca City

KPNC

Total CO₂

11.6t

Total Visits

6

Avg CO₂/visit

1.9t

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

Blackwell

KBKN

Total CO₂

5.4t

Total Visits

2

Avg CO₂/visit

2.7t

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

Ft Lauderdale

KFLL

Total CO₂

4.8t

Total Visits

1

Avg CO₂/visit

4.8t

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

Las Vegas

KLAS

Total CO₂

2.8t

Total Visits

1

Avg CO₂/visit

2.8t

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

Phoenix

KPHX

Total CO₂

2.6t

Total Visits

1

Avg CO₂/visit

2.6t

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

Chicago

KMDW

Total CO₂

2.3t

Total Visits

1

Avg CO₂/visit

2.3t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 2
Top Routes by Emissions
Ft Lauderdale Ponca City

KFLL to KPNC1,239 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
Las Vegas Blackwell

KLAS to KBKN989 miles

Total Flights

1

Avg CO₂/Flight

2.8t

Total Emissions

2.8t CO₂

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

KPHX to KBKN858 miles

Total Flights

1

Avg CO₂/Flight

2.6t

Total Emissions

2.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Chicago Ponca City

KMDW to KPNC610 miles

Total Flights

1

Avg CO₂/Flight

2.3t

Total Emissions

2.3t CO₂

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

KPNC to KAPA464 miles

Total Flights

1

Avg CO₂/Flight

1.7t

Total Emissions

1.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Ponca City Horseshoe Bay

KPNC to KDZB435 miles

Total Flights

1

Avg CO₂/Flight

1.2t

Total Emissions

1.2t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 2