CarbonSkyIndex
APA
BNA

Denver → Nashville

3h 8m avg · 1,017 miles · 884nm · Recently active route — first recorded March 2026

101.4t CO₂ · Last 30 DaysTypical

Last updated March 31st 2026 at 9:35 AM UTC

Pro
Soon
Viewing period:
Compared to: preceding 30 days · 30 Jan 2026 – 1 Mar 2026
1 Mar 2026 – 31 Mar 2026·vs 30 Jan 2026 – 1 Mar 2026
Route Impact Summary
Total CO₂
101.4tons
Flights
9flights
Avg CO₂/Flight
8.7tons
CO₂/nm
0.0098t CO₂/nm
Fuel Burned
8Kgallons
101.4 tons CO₂ in selected period
Emissions spike detected
Emissions 165% above route average on 20 Mar

Route Patterns

Route activity broadly consistent with prior period — averaging 7.8t CO₂ per flight

101.4t
Total CO₂
7.8t
Avg CO₂/flight
13
Flights
Operator Profile
Charter
56%5 flights22.2t
Owner
44%4 flights42.7t

Mixed charter and owner-operated activity

Charter/owner data available for 69% of flights (4 unclassified)

Top Aircraft Models
Gulfstream GV32.8t CO₂
2 flights · avg 16.4t/flight · 32%
Gulfstream G65022.6t CO₂
1 flight · avg 22.6t/flight · 22%
Cessna Citation SII10.0t CO₂
2 flights · avg 5.0t/flight · 10%
Dassault Falcon 20009.9t CO₂
2 flights · avg 4.9t/flight · 10%
Bombardier Learjet 608.7t CO₂
2 flights · avg 4.3t/flight · 9%
📍International route·medium-haul route · 884nm

Spikes

Significant deviations from this route's baseline in the selected period.

CO₂ Above Baseline

7t

Signals Detected

1

Highest Severity

Medium

Emissions
Medium
New13 Mar 2026
Emissions spike on 13 Mar 2026 — 12.8t CO₂ vs route daily average of 5.9t (117% above)
12.8t CO₂ on 13 Mar 2026 — 117% above route average

Aircraft Flying This Route

Aircraft Flying This Route
N550FR·Gulfstream GV
32.8t CO₂ · avg 16.4t/flight · Last seen 20 Mar 2026
N717CBCharter·Cessna Citation SII
10.0t CO₂ · avg 5.0t/flight · Last seen 24 Mar 2026
N68HC·Dassault Falcon 2000
9.9t CO₂ · avg 4.9t/flight · Last seen 19 Mar 2026
N504ABCharter·Bombardier Learjet 60
8.7t CO₂ · avg 4.3t/flight · Last seen 25 Mar 2026
N780BHCharter·Bombardier Learjet 45
3.5t CO₂ · avg 3.5t/flight · Last seen 9 Mar 2026

All Recorded Flights on This Route

13 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 25, 2026N504ABBombardier Learjet 60·3.9t CO₂Below avg2h 5m→
Mar 25, 2026N504ABBombardier Learjet 60·4.8t CO₂Below avg2h 32m→
Mar 24, 2026N717CBCessna Citation SII·3.4t CO₂Below avg2h 16m→
Mar 24, 2026N717CBCessna Citation SII·6.6t CO₂Typical4h 8m→
Mar 22, 2026N652BAGulfstream G650·22.6t CO₂Above avg5h 3m→
Mar 20, 2026N659UPEmbraer Phenom 300·3.7t CO₂Below avg2h 37m→
Mar 20, 2026N550FRGulfstream GV·26.2t CO₂Above avg7h 17m→
Mar 19, 2026N68HCDassault Falcon 2000·4.5t CO₂Below avg2h 4m→
Mar 18, 2026N68HCDassault Falcon 2000·5.4t CO₂Below avg2h 25m→
Mar 13, 2026N550FRGulfstream GV·6.6t CO₂Typical1h 53m→
Showing 10 of 13 flights