N278LN
Cessna Citation CJ2
United States
CCR (Buchanan Field Airport, Concord)

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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

0.5
Tons CO2 This Month
Below Average0.1× avg for Citation CJ2
0.5
Tons CO2 YTD
Below Average0.0× avg for Citation CJ2
44.0
CO2 Tons Since 2025
Below Average0.5× avg for Citation CJ2
Emissions Intensity0.00t CO₂/nmBelow Average0.7× avg for Citation CJ2
36.9 tons CO2 in selected period

2026 pace: On track for approximately 2t CO₂ by year end · ↓ 97% vs full year 2025 (44t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 3.4t CO₂/month

3.4t
CO₂/month
1.8t
Avg per flight
17
Distinct routes
Moderately Concentrated3 routes account for 53% of total emissions
Highest emission route
Dallas → Concord
11.0t CO₂ total · 0.0043t 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
>300%
8t → 37t CO₂
Intensity
20%
0.0054 → 0.0043 t CO₂/nm
New Routes
14
32t CO₂ combined
Dropped Routes
2
Prior period only
Avg per Flight
63%
1.1t → 1.8t
Flight Count
14
7 → 21 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

37t

Signals Detected

5

Highest Severity

High

Aircraft
Medium
New22 May – 28 May 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 3t CO₂ to period total — 8% of period emissions
Aircraft
High
New11 Jun – 10 Jul 2025
Elevated activity period · 6 flights in 29 days vs baseline of 2
Contributed approximately 15t CO₂ to period total — 42% of period emissions
Aircraft
Medium
New3 Oct – 16 Oct 2025
Elevated activity period · 4 flights in 13 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 8% of period emissions
Aircraft
Medium
Historical24 May – 17 Jun 2025
24-day inactive period
11.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 Jun – 9 Jul 2025
18-day inactive period
4.2t CO₂ in the 7 days following resumption
Recent Flights
Mar 9, 20260.5t CO₂
KSMFSacramento
KCCRConcord
55 miles24m
Dec 7, 20251.2t CO₂
KSMOSanta Monica
KAPCNapa
360 miles1h 5m
Dec 5, 20250.5t CO₂
KIZASanta Ynez
KSMOSanta Monica
101 miles21m
Dec 4, 20250.5t CO₂
KCCRConcord
KAPCNapa
20 miles8m
View Details
Dec 4, 20255.0t CO₂
KDALDallas
KCCRConcord
1,457 miles3h 53m
View Details
Nov 30, 20254.2t CO₂
KAPCNapa
KDALDallas
1,471 miles3h 15m
View Details
Oct 11, 20250.5t CO₂
KOAKOakland
KAPCNapa
33 miles11m
View Details
Oct 11, 20251.3t CO₂
KSNASanta Ana
KOAKOakland
371 miles1h 9m
View Details
Oct 11, 20250.5t CO₂
KCNOChino
KSNASanta Ana
24 miles11m
View Details
Oct 9, 20250.5t CO₂
KSNASanta Ana
KCNOChino
24 miles20m
View Details
Oct 3, 20252.6t CO₂
KTRLTerrell
KLEELeesburg
898 miles2h 7m
View Details
Sep 22, 20250.5t CO₂
KCCRConcord
KAPCNapa
20 miles16m
View Details
Jul 14, 20250.5t CO₂
KSFOSan Francisco
KAPCNapa
41 miles13m
View Details
Jul 10, 20251.2t CO₂
KGCDJohn Day
KAPCNapa
461 miles1h 5m
View Details
Jul 9, 20252.4t CO₂
KCCRConcord
KSZTSandpoint
763 miles1h 57m
View Details
Jun 21, 20254.4t CO₂
KPVWPlainview
KAPCNapa
1,177 miles3h 25m
View Details
Jun 21, 20250.9t CO₂
KDALDallas
KPVWPlainview
294 miles53m
View Details
Jun 17, 20250.5t CO₂
KCCRConcord
KAPCNapa
20 miles8m
View Details
Jun 17, 20256.0t CO₂
KDALDallas
KCCRConcord
1,457 miles4h 33m
View Details
May 24, 20251.4t CO₂
KSNASanta Ana
KAPCNapa
399 miles1h 12m
View Details
May 22, 20251.5t CO₂
KSNASanta Ana
KAPCNapa
399 miles1h 17m
View Details
Mar 1, 20251.4t CO₂
KSNASanta Ana
KAPCNapa
399 miles1h 14m
View Details
Feb 27, 20250.5t CO₂
KCCRConcord
KAPCNapa
20 miles8m
View Details
Feb 26, 20250.5t CO₂
KSMFSacramento
KCCRConcord
55 miles20m
View Details
Jan 30, 20251.4t CO₂
KSNASanta Ana
KAPCNapa
399 miles1h 13m
View Details
Jan 6, 20250.9t CO₂
KAPCNapa
NaN miles51m
View Details
Jan 5, 20252.3t CO₂
KCCRConcord
KCOECoeur d'Alene
725 miles1h 51m
View Details
Jan 5, 20250.5t CO₂
KAPCNapa
KCCRConcord
20 miles7m
View Details
Top Airports by Emissions
Napa

Napa

KAPC

Total CO₂

16.6t

Total Visits

11

Avg CO₂/visit

1.5t

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

Dallas

KDAL

Total CO₂

16.1t

Total Visits

4

Avg CO₂/visit

4.0t

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

Concord

KCCR

Total CO₂

15.5t

Total Visits

7

Avg CO₂/visit

2.2t

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

Plainview

KPVW

Total CO₂

5.4t

Total Visits

2

Avg CO₂/visit

2.7t

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

Santa Ana

KSNA

Total CO₂

5.3t

Total Visits

5

Avg CO₂/visit

1.1t

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

Terrell

KTRL

Total CO₂

2.6t

Total Visits

1

Avg CO₂/visit

2.6t

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

KDAL to KCCR1,458 miles

Total Flights

2

Avg CO₂/Flight

5.5t

Total Emissions

11t CO₂

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

KPVW to KAPC1,178 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
Napa Dallas

KAPC to KDAL1,472 miles

Total Flights

1

Avg CO₂/Flight

4.2t

Total Emissions

4.2t CO₂

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

KSNA to KAPC399 miles

Total Flights

2

Avg CO₂/Flight

1.4t

Total Emissions

2.9t CO₂

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

KTRL to KLEE899 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
Concord Sandpoint

KCCR to KSZT764 miles

Total Flights

1

Avg CO₂/Flight

2.4t

Total Emissions

2.4t CO₂

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