N256GG
Bombardier Challenger 300
Charter
United States
MNZ (Manassas Regional Airport, Manassas)

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Viewing period:
Compared to: preceding 12 months · Apr 2024 – Apr 2025
Apr 2025 – Mar 2026·vs Apr 2024 – Apr 2025

Emissions Overview

24.5
Tons CO2 This Month
Below Average0.5× avg for Challenger 300
42.7
Tons CO2 YTD
Below Average0.3× avg for Challenger 300
334.4
CO2 Tons Since 2025
Below Average0.5× avg for Challenger 300
Emissions Intensity0.01t CO₂/nmTypical1.3× avg for Challenger 300
298.2 tons CO2 in selected period

2026 pace: On track for approximately 171t CO₂ by year end · ↓ 41% vs full year 2025 (292t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 22.5t CO₂/month

22.5t
CO₂/month
4.6t
Avg per flight
42
Distinct routes
Diverse Network3 routes account for 25% of total emissions
Highest emission route
Las Vegas → Manassas
27.9t CO₂ total · 0.0052t CO₂/nm

Seasonal pattern: Historically peaks in November · Current month is 13% above March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.9× country averageTypical

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
34t → 269t CO₂
Intensity
45%
0.0120 → 0.0066 t CO₂/nm
New Routes
40
256t CO₂ combined
Dropped Routes
5
Prior period only
Avg per Flight
21%
3.8t → 4.6t
Flight Count
Prior data incomplete

Route and airport counts may include data processing artefacts.

Spikes

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

CO₂ Above Baseline

187t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New6 Apr – 12 May 2025
Elevated activity period · 14 flights in 36 days vs baseline of 6
Contributed approximately 52t CO₂ to period total — 19% of period emissions
Aircraft
Medium
New17 Jun – 19 Jul 2025
Elevated activity period · 12 flights in 32 days vs baseline of 6
Contributed approximately 42t CO₂ to period total — 16% of period emissions
Aircraft
Medium
New15 Nov – 15 Dec 2025
Elevated activity period · 10 flights in 30 days vs baseline of 5
Contributed approximately 79t CO₂ to period total — 29% of period emissions
Aircraft
Medium
Historical14 May – 13 Jun 2025
30-day inactive period
8.9t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical24 Jul – 17 Aug 2025
24-day inactive period
4.5t CO₂ in the 7 days following resumption
Recent Flights
Mar 8, 20261.1t CO₂
KDABDaytona Beach
KPBIWest Palm Beach
183 miles37m
Mar 5, 20261.0t CO₂
KLNAWest Palm Beach
KDABDaytona Beach
189 miles33m
Mar 5, 20261.2t CO₂
KDABDaytona Beach
KBCTBoca Raton
202 miles40m
Mar 1, 20261.0t CO₂
KSBYSalisbury
KHEFManassas
112 miles24m
View Details
Mar 1, 202610.1t CO₂
KSBYSalisbury
NaN miles4h 6m
View Details
Feb 10, 20269.3t CO₂
KLASLas Vegas
KHEFManassas
2,058 miles3h 47m
View Details
Feb 3, 20261.0t CO₂
KIADWashington
KHEFManassas
16 miles9m
View Details
Jan 30, 20268.3t CO₂
KIADWashington
TUPAAnegada
1,602 miles3h 25m
View Details
Jan 27, 20261.0t CO₂
KIADWashington
KHEFManassas
16 miles6m
View Details
Dec 15, 20254.5t CO₂
KFXEFort Lauderdale
KHEFManassas
879 miles1h 58m
View Details
Dec 15, 20254.4t CO₂
KPBIWest Palm Beach
KHEFManassas
845 miles1h 53m
View Details
Dec 15, 20259.8t CO₂
KLASLas Vegas
KPBIWest Palm Beach
2,153 miles3h 60m
View Details
Dec 3, 20254.4t CO₂
KBCTBoca Raton
KHEFManassas
866 miles1h 53m
View Details
Nov 28, 20255.0t CO₂
KHEFManassas
KPBIWest Palm Beach
845 miles2h 8m
View Details
Nov 26, 20255.0t CO₂
KFTWFort Worth
KHEFManassas
1,181 miles2h 8m
View Details
Nov 24, 20251.0t CO₂
KCHOCharlottesville
KHEFManassas
65 miles14m
View Details
Nov 24, 202510.2t CO₂
KVNYVan Nuys
KCHOCharlottesville
2,231 miles4h 9m
View Details
Nov 21, 202512.3t CO₂
KCHOCharlottesville
KVNYVan Nuys
2,231 miles4h 57m
View Details
Nov 20, 202511.2t CO₂
KSJCSan Jose
KHEFManassas
2,393 miles4h 31m
View Details
Nov 17, 202515.8t CO₂
KBEDBedford
KSJCSan Jose
2,665 miles6h 18m
View Details
Oct 19, 20259.2t CO₂
KLASLas Vegas
KHEFManassas
2,058 miles3h 46m
View Details
Oct 15, 20253.0t CO₂
KHEFManassas
KJWNNashville
543 miles1h 22m
View Details
Oct 12, 20255.2t CO₂
KPBIWest Palm Beach
KHEFManassas
845 miles2h 14m
View Details
Sep 21, 20252.8t CO₂
KRYYAtlanta
KHEFManassas
511 miles1h 18m
View Details
Sep 21, 20252.3t CO₂
KTPATampa
KRYYAtlanta
434 miles1h 6m
View Details
Sep 8, 20259.4t CO₂
KLASLas Vegas
KHEFManassas
2,058 miles3h 49m
View Details
Aug 28, 20251.2t CO₂
KOXBOcean City
KHEFManassas
132 miles39m
View Details
Aug 28, 20254.2t CO₂
KPBIWest Palm Beach
KOXBOcean City
853 miles1h 50m
View Details
Aug 17, 20254.5t CO₂
KPBIWest Palm Beach
KHEFManassas
845 miles1h 57m
View Details
Jul 24, 20254.3t CO₂
KPBIWest Palm Beach
KHEFManassas
845 miles1h 51m
View Details
Jul 19, 20251.0t CO₂
KOXBOcean City
KHEFManassas
132 miles32m
View Details
Jul 19, 20254.4t CO₂
KPBIWest Palm Beach
KOXBOcean City
853 miles1h 55m
View Details
Jul 16, 20254.3t CO₂
KHEFManassas
KPBIWest Palm Beach
845 miles1h 51m
View Details
Jul 11, 20252.5t CO₂
KSAVSavannah
KHEFManassas
501 miles1h 11m
View Details
Jul 7, 20257.5t CO₂
KOXBOcean City
KHEFManassas
132 miles3h 7m
View Details
Jul 1, 20254.8t CO₂
KHXDHilton Head Island
KHEFManassas
483 miles2h 4m
View Details
Jul 1, 20251.0t CO₂
KPBIWest Palm Beach
KSRQSarasota/Bradenton
159 miles32m
View Details
Jun 28, 20252.5t CO₂
KSAVSavannah
KHEFManassas
501 miles1h 11m
View Details
Jun 26, 20255.6t CO₂
KPBIWest Palm Beach
KHEFManassas
845 miles2h 22m
View Details
Jun 23, 20251.7t CO₂
KFOKWesthampton Beach
KHEFManassas
297 miles52m
View Details
Jun 23, 20251.6t CO₂
KIADWashington
KFOKWesthampton Beach
287 miles51m
View Details
Jun 20, 20255.5t CO₂
KDALDallas
KHEFManassas
1,154 miles2h 20m
View Details
Jun 15, 20254.6t CO₂
KSUAStuart
KHEFManassas
813 miles1h 58m
View Details
Jun 13, 20254.4t CO₂
KHEFManassas
KSUAStuart
813 miles1h 54m
View Details
May 14, 20252.4t CO₂
KHEFManassas
KLANLansing
464 miles1h 9m
View Details
May 12, 20252.7t CO₂
KSAVSavannah
KHEFManassas
501 miles1h 14m
View Details
May 9, 20252.3t CO₂
KSAVSavannah
KHEFManassas
501 miles1h 5m
View Details
May 8, 20252.7t CO₂
KHWYMidland
KSAVSavannah
488 miles1h 15m
View Details
May 4, 20253.6t CO₂
MYAG
KHEFManassas
872 miles1h 36m
View Details
May 4, 20251.0t CO₂
KSUAStuart
MYAG
182 miles24m
View Details
May 2, 20258.1t CO₂
KHEFManassas
KSUAStuart
813 miles3h 19m
View Details
Apr 28, 20255.5t CO₂
KHEFManassas
KLNKLincoln
1,030 miles2h 21m
View Details
Apr 21, 20251.2t CO₂
KOXBOcean City
KHEFManassas
132 miles40m
View Details
Apr 18, 20253.1t CO₂
KOXBOcean City
NaN miles1h 24m
View Details
Apr 18, 20251.0t CO₂
KHEFManassas
KOXBOcean City
132 miles30m
View Details
Apr 16, 20254.6t CO₂
KSUAStuart
KHEFManassas
813 miles1h 59m
View Details
Apr 12, 20251.0t CO₂
KSUAStuart
MYGMHigh Rock
121 miles19m
View Details
Apr 10, 20254.7t CO₂
KTPATampa
KHEFManassas
796 miles2h 1m
View Details
Apr 6, 202510.9t CO₂
KVNYVan Nuys
KHEFManassas
2,278 miles4h 26m
View Details
Mar 23, 202510.6t CO₂
KSBYSalisbury
NaN miles4h 19m
View Details
Mar 23, 20251.0t CO₂
KHEFManassas
KSBYSalisbury
111 miles36m
View Details
Mar 15, 20251.0t CO₂
KLASLas Vegas
NaN miles10m
View Details
Feb 14, 20254.3t CO₂
KLNAWest Palm Beach
KHEFManassas
851 miles1h 52m
View Details
Feb 14, 20254.9t CO₂
KHEFManassas
KBCTBoca Raton
866 miles2h 7m
View Details
Jan 18, 20252.2t CO₂
KHEFManassas
KDETDetroit
384 miles1h 3m
View Details
Jan 2, 20252.9t CO₂
KHEFManassas
NaN miles1h 21m
View Details
Jan 2, 20252.3t CO₂
KMTHMarathon
NaN miles1h 5m
View Details
Jan 1, 20254.7t CO₂
MROCSan Jose
KMTHMarathon
1,038 miles2h 2m
View Details
Top Airports by Emissions
Manassas

Manassas

KHEF

Total CO₂

178.3t

Total Visits

41

Avg CO₂/visit

4.3t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
West Palm Beach

West Palm Beach

KPBI

Total CO₂

53.6t

Total Visits

12

Avg CO₂/visit

4.5t

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

Las Vegas

KLAS

Total CO₂

37.7t

Total Visits

4

Avg CO₂/visit

9.4t

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

Van Nuys

KVNY

Total CO₂

33.4t

Total Visits

3

Avg CO₂/visit

11.1t

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

San Jose

KSJC

Total CO₂

27.0t

Total Visits

2

Avg CO₂/visit

13.5t

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

Stuart

KSUA

Total CO₂

23.5t

Total Visits

6

Avg CO₂/visit

3.9t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 5
Top Routes by Emissions
Las Vegas Manassas

KLAS to KHEF2,059 miles

Total Flights

3

Avg CO₂/Flight

9.3t

Total Emissions

27.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
West Palm Beach Manassas

KPBI to KHEF845 miles

Total Flights

5

Avg CO₂/Flight

4.8t

Total Emissions

24t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Bedford San Jose

KBED to KSJC2,667 miles

Total Flights

1

Avg CO₂/Flight

15.8t

Total Emissions

15.8t CO₂

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

KHEF to KSUA813 miles

Total Flights

2

Avg CO₂/Flight

6.2t

Total Emissions

12.4t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Charlottesville Van Nuys

KCHO to KVNY2,232 miles

Total Flights

1

Avg CO₂/Flight

12.3t

Total Emissions

12.3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
San Jose Manassas

KSJC to KHEF2,395 miles

Total Flights

1

Avg CO₂/Flight

11.2t

Total Emissions

11.2t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 7