CarbonSkyIndex
ANC
GRR

Anchorage → Grand Rapids

4h 39m avg · 2,870 miles · 2494nm · Recently active route — first recorded March 2026

39.7t CO₂ · Last 30 DaysTypical

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

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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
39.7tons
Flights
2flights
Avg CO₂/Flight
19.8tons
CO₂/nm
0.0079t CO₂/nm
Fuel Burned
4Kgallons
39.7 tons CO₂ in selected period
Route activity detected
2 flights in the last 30 days

Route Patterns

Predominantly owner-operated — 100% of flights are owner-operated aircraft

39.7t
Total CO₂
19.8t
Avg CO₂/flight
2
Flights
Operator Profile
Charter
0%0 flights0.0t
Owner
100%2 flights39.7t
Top Aircraft Models
Gulfstream G60039.7t CO₂
2 flights · avg 19.8t/flight · 100%
📍International route·long-haul route · 2,494nm

Spikes

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

CO₂ Above Baseline

59t

Signals Detected

3

Highest Severity

High

Emissions
High
New8 Mar 2026
Emissions spike on 8 Mar 2026 — 19.6t CO₂ vs route daily average of 1.1t (1676% above)
19.6t CO₂ on 8 Mar 2026 — 1676% above route average
Emissions
High
New27 Mar 2026
Single flight N251DV on 27 Mar 2026 — 20.1t CO₂, 51% of period total
Single flight: 20.1t CO₂ — 51% of period emissions
Activity
Medium
Historical8 Mar – 27 Mar 2026
19-day gap in route activity ending 27 Mar 2026 — resumed with N251DV
Resumption flight: 20.1t CO₂

Aircraft Flying This Route

Aircraft Flying This Route
N251DV·Gulfstream G600
20.1t CO₂ · avg 20.1t/flight · Last seen 27 Mar 2026
N527AC·Gulfstream G600
19.6t CO₂ · avg 19.6t/flight · Last seen 8 Mar 2026

All Recorded Flights on This Route

2 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 27, 2026N251DVGulfstream G600·20.1t CO₂4h 43m→
Mar 8, 2026N527ACGulfstream G600·19.6t CO₂4h 35m→