N300KH
•Bombardier Challenger 300
CharterUnited States
APC (Napa County Airport, Napa)
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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
43.7
Tons CO2 This Month
Typical0.8× avg for Challenger 300
411.3
Tons CO2 YTD
Above Average1.6× avg for Challenger 300
1,113.4
CO2 Tons Since 2025
Typical1.3× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical1.0× avg for Challenger 300
739.5 tons CO2 in selected period
2026 pace: On track for approximately 823t CO₂ by year end · ↑ 17% vs full year 2025 (702t)
Flight Patterns & Behaviour
Activity broadly consistent with prior period — averaging 1.8t CO₂/month
1.8t
CO₂/month
7.0t
Avg per flight
3
Distinct routes
Highly Concentrated3 routes account for 100% of total emissions
Highest emission route
Napa → Teterboro
11.5t CO₂ total · 0.0052t CO₂/nm
Seasonal pattern: Historically peaks in December · Current month is 69% below June 2025
🇺🇸United States·16203 aircraft tracked·Ranked 1st by emissions among 109 countries·2.6× country averageAbove 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
21t 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