N741MM
•Cessna Citation CJ4
United States
HIO (Portland-Hillsboro Airport, Portland)
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Viewing period:
Compared to: preceding 12 months · Jul 2024 – Jul 2025Jul 2025 – Jun 2026·vs Jul 2024 – Jul 2025
Emissions Overview
5.6
Tons CO2 This Month
Typical1.2× avg for Citation CJ4
157.5
Tons CO2 YTD
Above Average3.6× avg for Citation CJ4
301.1
CO2 Tons Since 2025
Above Average2.1× avg for Citation CJ4
Emissions Intensity0.01t CO₂/nmTypical0.9× avg for Citation CJ4
228.9 tons CO2 in selected period
2026 pace: On track for approximately 315t CO₂ by year end · ↑ 119% vs full year 2025 (144t)
Flight Patterns & Behaviour
Above seasonal norms — current month 50% above June 2025
0.4t
CO₂/month
1.7t
Avg per flight
3
Flights
Highly Concentrated3 routes account for 100% of total emissions
Highest emission route
Chehalis → Coeur d'Alene
2.3t CO₂ total · 0.0089t CO₂/nm
Seasonal pattern: Historically peaks in December · Current month is 50% above June 2025
🇺🇸United States·16203 aircraft tracked·Ranked 1st by emissions among 109 countries·0.7× 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
3
5t 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.
Activity Signals
Recent Flights