N2S
•Cessna Citation CJ4
United States
ACH (St. Gallen-Altenrhein Airport, St Gallen)
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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
5.1
Tons CO2 This Month
Typical0.8× avg for Citation CJ4
48.4
Tons CO2 YTD
Typical1.2× avg for Citation CJ4
216.1
CO2 Tons Since 2025
Above Average1.5× avg for Citation CJ4
Emissions Intensity0.01t CO₂/nmTypical1.1× avg for Citation CJ4
125.8 tons CO2 in selected period
2026 pace: On track for approximately 97t CO₂ by year end · ↓ 42% vs full year 2025 (168t)
Flight Patterns & Behaviour
Activity broadly consistent with prior period — averaging 0.1t CO₂/month
0.1t
CO₂/month
0.5t
Avg per flight
2
Distinct routes
Highly Concentrated2 routes account for 100% of total emissions
Highest emission route
St Gallen → Schwäbisch Hall
1.1t CO₂ total · 0.0054t 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
2
2t 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