N1NL
Cessna Citation SII
United States
PSC (Tri-Cities Airport, Pasco)

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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

1.2
Tons CO2 This Month
Below Average0.3× avg for Citation SII
10.2
Tons CO2 YTD
Typical0.9× avg for Citation SII
58.7
CO2 Tons Since 2025
Typical1.0× avg for Citation SII
Emissions Intensity0.00t CO₂/nmBelow Average0.6× avg for Citation SII
40.2 tons CO2 in selected period

2026 pace: On track for approximately 41t CO₂ by year end · ↓ 16% vs full year 2025 (49t)

Flight Patterns & Behaviour

Emissions up 90% vs prior period, driven by Denver → Pasco

34t
Period total CO₂
1.9t
Avg per flight
18
Flights
Moderately Concentrated3 routes account for 57% of total emissions
Highest emission route
Denver → Pasco
8.1t CO₂ total · 0.0054t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.2× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
90%
18t → 34t CO₂
Intensity
39%
0.0071 → 0.0043 t CO₂/nm
New Routes
12
26t CO₂ combined
Dropped Routes
3
Prior period only
Avg per Flight
58%
4.5t → 1.9t
Flight Count
Prior data incomplete

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

8t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New2 May – 8 May 2025
Elevated activity period · 2 flights in 6 days vs baseline of 0
Contributed approximately 1t CO₂ to period total — 3% of period emissions
Aircraft
Medium
New7 Jul – 20 Jul 2025
Elevated activity period · 4 flights in 13 days vs baseline of 1
Contributed approximately 2t CO₂ to period total — 7% of period emissions
Aircraft
Medium
Historical2 May – 13 Jul 2025
72-day inactive period
2.3t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical20 Jul – 18 Aug 2025
29-day inactive period
1.2t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical18 Aug – 17 Sept 2025
30-day inactive period
1.5t CO₂ in the 7 days following resumption
Recent Flights
Feb 2, 20263.9t CO₂
KAPADenver
KPSCPasco
855 miles2h 32m
Jan 29, 20261.6t CO₂
KAPADenver
KTCSTruth or Consequences
457 miles1h 12m
Jan 29, 20263.0t CO₂
KPSCPasco
KAPADenver
855 miles2h 1m
Nov 16, 20254.7t CO₂
KFSDSioux Falls
KPSCPasco
1,106 miles3h 0m
View Details
Nov 16, 20253.8t CO₂
KPSCPasco
KFSDSioux Falls
1,106 miles2h 29m
View Details
Nov 13, 20250.6t CO₂
KPSCPasco
KBVSBurlington
217 miles38m
View Details
Oct 26, 20251.8t CO₂
KPSCPasco
KPVUProvo
559 miles1h 20m
View Details
Oct 20, 20254.2t CO₂
KAPADenver
KPSCPasco
855 miles2h 43m
View Details
Oct 18, 20250.7t CO₂
KAPADenver
KVTNValentine
319 miles42m
View Details
Oct 18, 20253.8t CO₂
KPSCPasco
KAPADenver
855 miles2h 28m
View Details
Sep 17, 20251.5t CO₂
KPSCPasco
KTRKTruckee
482 miles1h 11m
View Details
Aug 18, 20251.2t CO₂
KPSCPasco
KIDAIdaho Falls
393 miles58m
View Details
Jul 20, 20250.5t CO₂
KHIOPortland
KPSCPasco
191 miles32m
View Details
Jul 19, 20250.6t CO₂
KPSCPasco
KHIOPortland
191 miles38m
View Details
Jul 13, 20250.5t CO₂
KORSEastsound
NaN miles32m
View Details
Jul 13, 20250.7t CO₂
KPSCPasco
KBLIBellingham
236 miles42m
View Details
May 2, 20250.5t CO₂
KHIOPortland
KPSCPasco
191 miles34m
View Details
May 2, 20250.5t CO₂
KPSCPasco
KHIOPortland
191 miles36m
View Details
Mar 3, 20252.1t CO₂
CYYCCalgary
KPSCPasco
408 miles1h 30m
View Details
Mar 3, 20251.4t CO₂
KPSCPasco
CYYCCalgary
408 miles1h 6m
View Details
Feb 3, 20257.3t CO₂
KAPADenver
KPSCPasco
855 miles4h 30m
View Details
Jan 30, 20257.2t CO₂
KPSCPasco
MMCGNuevo Casas Grandes
1,250 miles4h 27m
View Details
Top Airports by Emissions
Pasco

Pasco

KPSC

Total CO₂

31.3t

Total Visits

15

Avg CO₂/visit

2.1t

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

Denver

KAPA

Total CO₂

17.1t

Total Visits

6

Avg CO₂/visit

2.9t

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

Sioux Falls

KFSD

Total CO₂

8.5t

Total Visits

2

Avg CO₂/visit

4.2t

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

Portland

KHIO

Total CO₂

2.2t

Total Visits

4

Avg CO₂/visit

0.5t

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

Provo

KPVU

Total CO₂

1.8t

Total Visits

1

Avg CO₂/visit

1.8t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Truth or Consequences

Truth or Consequences

KTCS

Total CO₂

1.6t

Total Visits

1

Avg CO₂/visit

1.6t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 2
Top Routes by Emissions
Denver Pasco

KAPA to KPSC856 miles

Total Flights

2

Avg CO₂/Flight

4.0t

Total Emissions

8.1t CO₂

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

KPSC to KAPA856 miles

Total Flights

2

Avg CO₂/Flight

3.4t

Total Emissions

6.8t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Sioux Falls Pasco

KFSD to KPSC1,106 miles

Total Flights

1

Avg CO₂/Flight

4.7t

Total Emissions

4.7t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Pasco Sioux Falls

KPSC to KFSD1,106 miles

Total Flights

1

Avg CO₂/Flight

3.8t

Total Emissions

3.8t CO₂

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

KPSC to KPVU559 miles

Total Flights

1

Avg CO₂/Flight

1.8t

Total Emissions

1.8t CO₂

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

KAPA to KTCS457 miles

Total Flights

1

Avg CO₂/Flight

1.6t

Total Emissions

1.6t CO₂

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