CarbonSkyIndex
IAD
SJC

Washington → San Jose

4h 45m avg · 2,395 miles · 2081nm · Recently active route — first recorded March 2026

523.0t 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
523.0tons
Flights
14flights
Avg CO₂/Flight
14.7tons
CO₂/nm
0.0071t CO₂/nm
Fuel Burned
22Kgallons
541.0 tons CO₂ in selected period
Emissions spike detected
Emissions 310% above route average on 18 Mar

Route Patterns

Predominantly owner-operated — 86% of flights are owner-operated aircraft

523.0t
Total CO₂
14.1t
Avg CO₂/flight
37
Flights
Operator Profile
Charter
14%1 flight9.9t
Owner
86%6 flights82.4t

Charter/owner data available for 19% of flights (30 unclassified)

Top Aircraft Models
Bombardier Challenger 300132.5t CO₂
11 flights · avg 12.0t/flight · 25%
Gulfstream GV81.3t CO₂
5 flights · avg 16.3t/flight · 16%
Gulfstream G60056.9t CO₂
3 flights · avg 19.0t/flight · 11%
Dassault Falcon 90041.2t CO₂
3 flights · avg 13.7t/flight · 8%
Bombardier Global 6000/650038.2t CO₂
2 flights · avg 19.1t/flight · 7%
📍US Northeast → US West·long-haul route · 2,081nm

Spikes

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

CO₂ Above Baseline

252t

Signals Detected

1

Highest Severity

High

Emissions
High
New16 Mar – 22 Mar 2026
Emissions spike on 16 Mar – 22 Mar 2026 — 251.7t CO₂ vs route average of 142.8t
251.7t CO₂ in 6 days — 1.8× route baseline

Aircraft Flying This Route

Aircraft Flying This Route
N37NG·Gulfstream GV
33.4t CO₂ · avg 16.7t/flight · Last seen 20 Mar 2026
N374AB·Bombardier Challenger 300
24.5t CO₂ · avg 12.3t/flight · Last seen 5 Mar 2026
N312DS·Dassault Falcon 900
24.5t CO₂ · avg 12.2t/flight · Last seen 29 Mar 2026
N595MP·Bombardier Global 6000/6500
17.9t CO₂ · avg 17.9t/flight · Last seen 1 Mar 2026
N819APCharter·Gulfstream G200
9.9t CO₂ · avg 9.9t/flight · Last seen 6 Mar 2026

Recent Flights

38 total flights recorded

Showing most recent flights — not filtered by viewing period

Mar 29, 2026N312DSDassault Falcon 900·11.2t CO₂Below avg4h 5m→
Mar 26, 2026N612FXEmbraer Praetor 600·13.1t CO₂Typical5h 28m→
Mar 24, 2026N596FXBombardier Challenger 300·11.4t CO₂Typical4h 36m→
Mar 24, 2026N319STGulfstream GV·15.7t CO₂Typical4h 23m→
Mar 24, 2026N221FXBombardier Challenger 300·11.3t CO₂Below avg4h 33m→
Mar 23, 2026N950MPBombardier Global 6000/6500·18.6t CO₂Above avg4h 13m→
Mar 22, 2026N883TRBombardier Challenger 300·13.7t CO₂Typical5h 29m→
Mar 22, 2026N244SGulfstream G600·20.7t CO₂Above avg4h 51m→
Mar 21, 2026N278GSDassault Falcon 2000·12.2t CO₂Typical5h 16m→
Mar 20, 2026N854QSCessna Citation Longitude·12.5t CO₂Typical4h 58m→
Showing 10 of 38 flights