ALN
SUS
Alton/St Louis → St Louis
0h 18m avg · 36 miles · 31nm · Recently active route — first recorded March 2026
1.8t CO₂ · Last 30 DaysTypical
Last updated March 31st 2026 at 9:35 AM UTC
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Soon
Viewing period:
Compared to: preceding 30 days · 31 Jan 2026 – 2 Mar 20262 Mar 2026 – 1 Apr 2026·vs 31 Jan 2026 – 2 Mar 2026
Route Impact Summary
Total CO₂
1.8tons
Flights
4flights
Avg CO₂/Flight
0.7tons
CO₂/nm
0.0224t CO₂/nm
Fuel Burned
200gallons
1.9 tons CO₂ in selected period
Emissions spike detected
Emissions 58% above route average on 16 Mar
Route Patterns
Route activity broadly consistent with prior period — averaging 0.6t CO₂ per flight
1.8t
Total CO₂
0.6t
Avg CO₂/flight
3
Flights
Operator Profile
Charter
67%2 flights1.6t
Owner
33%1 flight0.3t
Top Aircraft Models
Cessna Citation Longitude1.0t CO₂
1 flight · avg 1.0t/flight · 55%
Cessna Citation XLS0.6t CO₂
1 flight · avg 0.6t/flight · 31%
Cessna Citation Mustang0.3t CO₂
1 flight · avg 0.3t/flight · 14%
📍International route·short-haul route · 31nm
Spikes
Significant deviations from this route's baseline in the selected period.
CO₂ Above Baseline
1t
Signals Detected
2
Highest Severity
High
Emissions
MediumNew7 Mar 2026
Emissions spike on 7 Mar 2026 — 0.6t CO₂ vs route daily average of 0.1t (435% above)
0.6t CO₂ on 7 Mar 2026 — 435% above route average
Emissions
HighNew16 Mar 2026
Single flight N817QS on 16 Mar 2026 — 1.0t CO₂, 55% of period total
Single flight: 1.0t CO₂ — 55% of period emissions
Aircraft Flying This Route
All Recorded Flights on This Route
3 total flights recordedShowing most recent flights — not filtered by viewing period