N604BS
Bombardier Challenger 600
United States
HWD (Hayward Air Terminal Airport, Hayward)

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Viewing period:
Compared to: preceding 12 months · May 2024 – May 2025
May 2025 – Apr 2026·vs May 2024 – May 2025· Emissions increasing vs prior period

Emissions Overview

4.6
Tons CO2 This Month
Below Average0.2× avg for Challenger 600
8.0
Tons CO2 YTD
Below Average0.1× avg for Challenger 600
343.9
CO2 Tons Since 2025
Typical0.9× avg for Challenger 600
Emissions Intensity0.01t CO₂/nmTypical1.1× avg for Challenger 600
231.1 tons CO2 in selected period

2026 pace: On track for approximately 24t CO₂ by year end · ↓ 93% vs full year 2025 (336t)

Flight Patterns & Behaviour

Emissions up 105% vs prior period, driven by Hayward → New Orleans

219t
Period total CO₂
5.0t
Avg per flight
44
Flights
Diverse Network3 routes account for 30% of total emissions
Highest emission route
Hayward → New Orleans
24.7t CO₂ total · 0.0075t CO₂/nm
🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·1.0× country averageTypical

Subject to FAA oversight — no mandatory carbon reporting for private aviation

What's ChangedCompared to prior equivalent period
Emissions
105%
107t → 219t CO₂
Intensity
8%
0.0078 → 0.0072 t CO₂/nm
New Routes
24
160t CO₂ combined
Dropped Routes
16
Prior period only
Avg per Flight
26%
4.0t → 5.0t
Flight Count
17
27 → 44 flights

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

93t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New5 May – 11 May 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 23t CO₂ to period total — 10% of period emissions
Aircraft
Medium
New26 May – 29 Jun 2025
Elevated activity period · 9 flights in 34 days vs baseline of 5
Contributed approximately 50t CO₂ to period total — 23% of period emissions
Aircraft
Medium
New19 Jul – 3 Aug 2025
Elevated activity period · 4 flights in 15 days vs baseline of 2
Contributed approximately 9t CO₂ to period total — 4% of period emissions
Aircraft
Medium
Historical16 May – 1 Jun 2025
15-day inactive period
7.4t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical3 Aug – 29 Aug 2025
26-day inactive period
4.8t CO₂ in the 7 days following resumption
Recent Flights
Mar 18, 20262.0t CO₂
KBZNBozeman
KPVUProvo
385 miles58m
Mar 18, 20262.1t CO₂
KPVUProvo
KBZNBozeman
385 miles1h 1m
Jan 14, 20263.4t CO₂
KHWDHayward
KPVUProvo
585 miles1h 30m
Nov 23, 202512.0t CO₂
KHWDHayward
MYBOOcean Cay
2,637 miles4h 52m
View Details
Nov 14, 20252.4t CO₂
KHWDHayward
KSUNHailey
575 miles1h 7m
View Details
Nov 13, 20251.0t CO₂
KSJCSan Jose
KHWDHayward
23 miles19m
View Details
Nov 4, 20251.0t CO₂
KHWDHayward
KSJCSan Jose
23 miles18m
View Details
Nov 4, 20251.7t CO₂
KHHRHawthorne
KHWDHayward
334 miles51m
View Details
Nov 3, 20252.0t CO₂
KGYRGoodyear
KHHRHawthorne
344 miles58m
View Details
Nov 2, 20253.5t CO₂
KHWDHayward
KGYRGoodyear
620 miles1h 33m
View Details
Nov 1, 20252.0t CO₂
KSANSan Diego
KHWDHayward
439 miles59m
View Details
Nov 1, 20252.8t CO₂
KHWDHayward
KSANSan Diego
439 miles1h 15m
View Details
Oct 25, 20252.4t CO₂
KSANSan Diego
KHWDHayward
439 miles1h 8m
View Details
Oct 25, 20252.1t CO₂
KHWDHayward
KSANSan Diego
439 miles59m
View Details
Oct 22, 20251.2t CO₂
KSBASanta Barbara
KHWDHayward
257 miles39m
View Details
Oct 21, 20251.4t CO₂
KHWDHayward
KSBASanta Barbara
257 miles43m
View Details
Oct 13, 20252.5t CO₂
KHWDHayward
KSUNHailey
575 miles1h 9m
View Details
Oct 13, 20254.3t CO₂
KSDMSan Diego
KHWDHayward
456 miles1h 52m
View Details
Oct 9, 20257.0t CO₂
KHWDHayward
NaN miles2h 56m
View Details
Oct 6, 20252.7t CO₂
KHWDHayward
KSUNHailey
575 miles1h 14m
View Details
Oct 5, 202512.8t CO₂
KNEWNew Orleans
KHWDHayward
1,904 miles5h 12m
View Details
Oct 5, 202512.8t CO₂
KHWDHayward
KNEWNew Orleans
1,904 miles5h 11m
View Details
Oct 4, 202510.1t CO₂
KNEWNew Orleans
KHWDHayward
1,904 miles4h 9m
View Details
Oct 3, 202511.9t CO₂
KHWDHayward
KNEWNew Orleans
1,904 miles4h 50m
View Details
Sep 12, 20259.9t CO₂
KSJCSan Jose
KHWDHayward
23 miles4h 2m
View Details
Aug 29, 20254.8t CO₂
KHWDHayward
KJERJerome
534 miles2h 2m
View Details
Aug 3, 20252.3t CO₂
KHWDHayward
KSUNHailey
575 miles1h 5m
View Details
Jul 30, 20252.6t CO₂
KHWDHayward
KSUNHailey
575 miles1h 11m
View Details
Jul 25, 20252.8t CO₂
KSFOSan Francisco
KHWDHayward
14 miles1h 16m
View Details
Jul 24, 20251.0t CO₂
KHWDHayward
KSFOSan Francisco
14 miles6m
View Details
Jul 10, 20252.5t CO₂
KHWDHayward
KSUNHailey
575 miles1h 10m
View Details
Jul 1, 202512.8t CO₂
KHWDHayward
KOPFMiami
2,563 miles5h 10m
View Details
Jun 28, 20252.6t CO₂
KHWDHayward
KSUNHailey
575 miles1h 12m
View Details
Jun 23, 20251.0t CO₂
KOAKOakland
KHWDHayward
7 miles9m
View Details
Jun 23, 202512.4t CO₂
CYYZToronto
KOAKOakland
2,242 miles5h 2m
View Details
Jun 22, 202510.3t CO₂
KHWDHayward
CYYZToronto
2,240 miles4h 13m
View Details
Jun 21, 20252.4t CO₂
KSDMSan Diego
KHWDHayward
456 miles1h 6m
View Details
Jun 13, 20254.5t CO₂
KHWDHayward
NaN miles1h 55m
View Details
Jun 8, 20259.1t CO₂
KHWDHayward
KJWNNashville
1,936 miles3h 44m
View Details
Jun 1, 20253.6t CO₂
KPHXPhoenix
KHWDHayward
639 miles1h 34m
View Details
Jun 1, 20253.8t CO₂
KHWDHayward
KPHXPhoenix
639 miles1h 41m
View Details
May 16, 20251.0t CO₂
KHWDHayward
KTRKTruckee
157 miles23m
View Details
May 6, 202511.9t CO₂
KSUSSt Louis
TAPASt Johns
2,286 miles4h 51m
View Details
May 5, 202510.8t CO₂
KHWDHayward
KSUSSt Louis
1,702 miles4h 24m
View Details
Apr 23, 20253.8t CO₂
KHWDHayward
NaN miles1h 41m
View Details
Apr 19, 20254.7t CO₂
KSDMSan Diego
KHWDHayward
456 miles2h 2m
View Details
Apr 15, 20255.6t CO₂
KHWDHayward
NaN miles2h 22m
View Details
Apr 11, 20252.3t CO₂
KSDMSan Diego
KHWDHayward
456 miles1h 4m
View Details
Apr 7, 20252.8t CO₂
KHWDHayward
NaN miles1h 16m
View Details
Mar 29, 20251.0t CO₂
KSTSSanta Rosa
KTRKTruckee
154 miles17m
View Details
Mar 29, 20251.0t CO₂
KHWDHayward
KSTSSanta Rosa
70 miles20m
View Details
Mar 29, 202510.4t CO₂
KJWNNashville
KHWDHayward
1,936 miles4h 16m
View Details
Mar 27, 20258.9t CO₂
KHWDHayward
KJWNNashville
1,936 miles3h 40m
View Details
Mar 22, 20252.7t CO₂
KVGTLas Vegas
KSUNHailey
506 miles1h 14m
View Details
Mar 20, 20251.9t CO₂
KHWDHayward
KVGTLas Vegas
395 miles55m
View Details
Mar 18, 20251.0t CO₂
KSJCSan Jose
KHWDHayward
23 miles8m
View Details
Feb 17, 20251.0t CO₂
KHWDHayward
KSJCSan Jose
23 miles29m
View Details
Feb 14, 202511.6t CO₂
KHWDHayward
KDABDaytona Beach
2,417 miles4h 44m
View Details
Feb 3, 202515.4t CO₂
KHWDHayward
KTEBTeterboro
2,547 miles6h 11m
View Details
Feb 1, 20251.0t CO₂
KTWFTwin Falls
KSUNHailey
71 miles18m
View Details
Jan 31, 20253.0t CO₂
KHWDHayward
KTWFTwin Falls
523 miles1h 21m
View Details
Jan 30, 20253.4t CO₂
KSEASeattle
KHWDHayward
676 miles1h 31m
View Details
Jan 29, 20254.8t CO₂
KHWDHayward
KSEASeattle
676 miles2h 3m
View Details
Jan 23, 20252.9t CO₂
KHWDHayward
KSUNHailey
575 miles1h 19m
View Details
Jan 16, 20251.9t CO₂
KLASLas Vegas
KHWDHayward
400 miles56m
View Details
Jan 15, 20252.5t CO₂
KHWDHayward
KLASLas Vegas
400 miles1h 10m
View Details
Jan 12, 20251.0t CO₂
KSFOSan Francisco
KHWDHayward
14 miles7m
View Details
Jan 9, 20252.6t CO₂
KHWDHayward
NaN miles1h 11m
View Details
Jan 6, 20252.6t CO₂
KHNDLas Vegas
KSUNHailey
522 miles1h 11m
View Details
Jan 6, 20252.2t CO₂
KHWDHayward
KHNDLas Vegas
403 miles1h 3m
View Details
Jan 3, 20254.7t CO₂
KSUNHailey
KHWDHayward
575 miles2h 2m
View Details
Top Airports by Emissions
Hayward

Hayward

KHWD

Total CO₂

189.0t

Total Visits

39

Avg CO₂/visit

4.8t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
New Orleans

New Orleans

KNEW

Total CO₂

47.7t

Total Visits

4

Avg CO₂/visit

11.9t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
St Louis

St Louis

KSUS

Total CO₂

22.7t

Total Visits

2

Avg CO₂/visit

11.4t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Toronto

Toronto

CYYZ

Total CO₂

22.7t

Total Visits

2

Avg CO₂/visit

11.4t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Hailey

Hailey

KSUN

Total CO₂

17.6t

Total Visits

7

Avg CO₂/visit

2.5t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Oakland

Oakland

KOAK

Total CO₂

13.4t

Total Visits

2

Avg CO₂/visit

6.7t

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 4
Top Routes by Emissions
Hayward New Orleans

KHWD to KNEW1,905 miles

Total Flights

2

Avg CO₂/Flight

12.3t

Total Emissions

24.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
New Orleans Hayward

KNEW to KHWD1,905 miles

Total Flights

2

Avg CO₂/Flight

11.5t

Total Emissions

23t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Hayward Hailey

KHWD to KSUN576 miles

Total Flights

7

Avg CO₂/Flight

2.5t

Total Emissions

17.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Hayward Miami

KHWD to KOPF2,564 miles

Total Flights

1

Avg CO₂/Flight

12.8t

Total Emissions

12.8t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Toronto Oakland

CYYZ to KOAK2,244 miles

Total Flights

1

Avg CO₂/Flight

12.4t

Total Emissions

12.4t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Hayward Ocean Cay

KHWD to MYBO2,639 miles

Total Flights

1

Avg CO₂/Flight

12.0t

Total Emissions

12t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 5