N525SD
•Bombardier Challenger 600
United States
SNA (John Wayne Airport-Orange County, Santa Ana)
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Viewing period:
Compared to: preceding 12 months · May 2024 – May 2025May 2025 – Apr 2026·vs May 2024 – May 2025
Emissions Overview
23.4
Tons CO2 This Month
Typical1.0× avg for Challenger 600
34.8
Tons CO2 YTD
Below Average0.5× avg for Challenger 600
176.2
CO2 Tons Since 2025
Below Average0.4× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmBelow Average0.6× avg for Challenger 600
158.5 tons CO2 in selected period
2026 pace: On track for approximately 104t CO₂ by year end · ↓ 26% vs full year 2025 (141t)
Flight Patterns & Behaviour
Activity broadly consistent with prior period — averaging 2.0t CO₂/month
2.0t
CO₂/month
7.5t
Avg per flight
3
Distinct routes
Highly Concentrated3 routes account for 100% of total emissions
Highest emission route
Santa Ana → Chicago/West Chicago
10.7t CO₂ total · 0.0072t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.5× 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
23t 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