N9943R
Embraer Phenom 300
United States
KLMO (Vance Brand Airport, Longmont)

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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

18.0
Tons CO2 This Month
Below Average0.7× avg for Phenom 300
41.8
Tons CO2 YTD
Below Average0.6× avg for Phenom 300
221.7
CO2 Tons Since 2025
Below Average0.6× avg for Phenom 300
Emissions Intensity0.01t CO₂/nmTypical1.1× avg for Phenom 300
181.8 tons CO2 in selected period

2026 pace: On track for approximately 167t CO₂ by year end · ↓ 7% vs full year 2025 (180t)

Flight Patterns & Behaviour

Activity broadly consistent with prior period — averaging 14.1t CO₂/month

14.1t
CO₂/month
2.2t
Avg per flight
35
Distinct routes
Moderately Concentrated3 routes account for 69% of total emissions
Highest emission route
Longmont → Santa Ana
66.3t CO₂ total · 0.0040t CO₂/nm

Seasonal pattern: Historically peaks in October · Current month is 9% below March 2025

🇺🇸United States·16202 aircraft tracked·Ranked 1st by emissions among 109 countries·0.6× country averageBelow Average

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

What's ChangedCompared to prior equivalent period
Emissions
>300%
37t → 169t CO₂
Intensity
8%
0.0041 → 0.0038 t CO₂/nm
New Routes
31
97t CO₂ combined
Dropped Routes
10
Prior period only
Avg per Flight
15%
1.9t → 2.2t
Flight Count
57
19 → 76 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

25t

Signals Detected

5

Highest Severity

Medium

Aircraft
Medium
New25 Apr – 1 May 2025
Elevated activity period · 4 flights in 6 days vs baseline of 1
Contributed approximately 10t CO₂ to period total — 6% of period emissions
Aircraft
Medium
New23 May – 29 May 2025
Elevated activity period · 4 flights in 6 days vs baseline of 1
Contributed approximately 9t CO₂ to period total — 5% of period emissions
Aircraft
Medium
New30 Aug – 5 Sept 2025
Elevated activity period · 2 flights in 6 days vs baseline of 1
Contributed approximately 3t CO₂ to period total — 2% of period emissions
Aircraft
Medium
Historical12 Jun – 21 Jul 2025
39-day inactive period
1.7t CO₂ in the 7 days following resumption
Aircraft
Medium
Historical21 Jul – 7 Aug 2025
17-day inactive period
1.1t CO₂ in the 7 days following resumption
Recent Flights
Mar 29, 20261.9t CO₂
KTUSTucson
KLMOLongmont
642 miles1h 28m
Mar 27, 20262.2t CO₂
KLMOLongmont
KTUSTucson
642 miles1h 38m
Mar 21, 20262.5t CO₂
KSNASanta Ana
KLMOLongmont
830 miles1h 52m
Mar 20, 20262.9t CO₂
KLMOLongmont
KSNASanta Ana
830 miles2h 4m
View Details
Mar 19, 20262.5t CO₂
KSNASanta Ana
KLMOLongmont
830 miles1h 52m
View Details
Mar 19, 20262.7t CO₂
KLMOLongmont
KSNASanta Ana
830 miles1h 58m
View Details
Mar 15, 20260.6t CO₂
KLMOLongmont
KGWSGlenwood Springs
123 miles20m
View Details
Mar 9, 20262.7t CO₂
KSNASanta Ana
KLMOLongmont
830 miles1h 58m
View Details
Mar 8, 20262.5t CO₂
KLMOLongmont
KSNASanta Ana
830 miles1h 52m
View Details
Feb 18, 20262.3t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 41m
View Details
Feb 18, 20263.3t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 21m
View Details
Feb 6, 20262.2t CO₂
KSNASanta Ana
KIDAIdaho Falls
747 miles1h 40m
View Details
Feb 6, 20260.8t CO₂
KLASLas Vegas
KSNASanta Ana
226 miles43m
View Details
Feb 4, 20260.8t CO₂
KSNASanta Ana
KLASLas Vegas
226 miles42m
View Details
Feb 4, 20262.3t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 42m
View Details
Jan 12, 20261.5t CO₂
KSNASanta Ana
KHVEHanksville
516 miles1h 10m
View Details
Jan 12, 20262.6t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 55m
View Details
Jan 8, 20262.4t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 48m
View Details
Jan 7, 20262.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 7m
View Details
Dec 27, 20252.3t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 43m
View Details
Dec 27, 20253.4t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 23m
View Details
Dec 18, 20250.6t CO₂
KLMOLongmont
KRILRifle
143 miles23m
View Details
Dec 17, 20252.6t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 55m
View Details
Dec 16, 20252.6t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 53m
View Details
Nov 13, 20251.8t CO₂
KGWOGreenwood
KISMOrlando
625 miles1h 22m
View Details
Nov 13, 20251.5t CO₂
KLMOLongmont
KGCMClaremore
589 miles1h 10m
View Details
Nov 13, 20254.6t CO₂
KSNASanta Ana
KLMOLongmont
831 miles3h 12m
View Details
Nov 12, 20252.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 5m
View Details
Nov 7, 20252.6t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 53m
View Details
Nov 3, 20251.0t CO₂
KSNASanta Ana
KBCEBryce Canyon
424 miles52m
View Details
Nov 3, 20252.8t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 3m
View Details
Oct 20, 20252.5t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 52m
View Details
Oct 19, 20252.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 4m
View Details
Oct 19, 20254.4t CO₂
KAUOAuburn
KLMOLongmont
1,210 miles3h 4m
View Details
Oct 16, 20253.9t CO₂
KLMOLongmont
KAUOAuburn
1,210 miles2h 45m
View Details
Oct 10, 20252.4t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 45m
View Details
Oct 6, 20252.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 6m
View Details
Oct 3, 20254.7t CO₂
KLMOLongmont
KSRQSarasota/Bradenton
1,561 miles3h 16m
View Details
Oct 3, 20252.3t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 42m
View Details
Oct 2, 20252.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 4m
View Details
Sep 29, 20251.3t CO₂
KIDAIdaho Falls
KLMOLongmont
424 miles1h 3m
View Details
Sep 27, 20251.2t CO₂
KFNLLoveland
KIDAIdaho Falls
419 miles1h 0m
View Details
Sep 26, 20250.6t CO₂
KLMOLongmont
KFNLLoveland
21 miles12m
View Details
Sep 17, 20252.7t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 59m
View Details
Sep 16, 20252.7t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 59m
View Details
Sep 13, 20252.5t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 52m
View Details
Sep 10, 20253.0t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 11m
View Details
Sep 5, 20252.6t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 54m
View Details
Sep 5, 20252.8t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 1m
View Details
Sep 5, 20250.7t CO₂
KTQKScott City
KLMOLongmont
256 miles41m
View Details
Sep 4, 20252.7t CO₂
KLMOLongmont
KMSLMuscle Shoals
1,030 miles1h 57m
View Details
Aug 20, 20250.6t CO₂
KLMOLongmont
KGJTGrand Junction
193 miles26m
View Details
Aug 7, 20250.6t CO₂
KPEFColorado Springs
KLMOLongmont
96 miles26m
View Details
Aug 7, 20250.6t CO₂
KLMOLongmont
KCOSColorado Springs
97 miles30m
View Details
Jul 21, 20250.6t CO₂
KAPADenver
KLMOLongmont
45 miles14m
View Details
Jul 21, 20251.1t CO₂
KLMOLongmont
KAPADenver
45 miles57m
View Details
Jun 12, 20252.6t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 55m
View Details
Jun 4, 20251.1t CO₂
KPVUProvo
KLMOLongmont
346 miles58m
View Details
Jun 4, 20252.1t CO₂
KBFISeattle
KPVUProvo
729 miles1h 34m
View Details
May 29, 20253.1t CO₂
KSNASanta Ana
KBFISeattle
984 miles2h 15m
View Details
May 26, 20250.6t CO₂
KAPADenver
KLMOLongmont
45 miles15m
View Details
May 24, 20252.3t CO₂
KSNASanta Ana
KAPADenver
827 miles1h 43m
View Details
May 24, 20253.0t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 9m
View Details
May 19, 20253.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 47m
View Details
May 13, 20252.9t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 7m
View Details
May 8, 20252.7t CO₂
KSNASanta Ana
KLMOLongmont
831 miles1h 57m
View Details
May 8, 20252.5t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 51m
View Details
May 1, 20252.7t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 60m
View Details
Apr 30, 20251.8t CO₂
KFFZMesa
KLMOLongmont
588 miles1h 24m
View Details
Apr 29, 20252.1t CO₂
KLMOLongmont
KFFZMesa
588 miles1h 33m
View Details
Apr 25, 20252.9t CO₂
KLMOLongmont
KUMPIndianapolis
1,009 miles2h 6m
View Details
Apr 21, 20250.6t CO₂
KLMOLongmont
KGJTGrand Junction
193 miles28m
View Details
Apr 16, 20251.6t CO₂
KMLEOmaha
KLMOLongmont
479 miles1h 15m
View Details
Apr 16, 20251.2t CO₂
KLMOLongmont
KMLEOmaha
479 miles60m
View Details
Apr 13, 20253.1t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 13m
View Details
Apr 8, 20250.6t CO₂
KLMOLongmont
KGWSGlenwood Springs
123 miles21m
View Details
Mar 31, 20253.0t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 11m
View Details
Mar 24, 20254.0t CO₂
KSDLScottsdale
KBNANashville
1,435 miles2h 49m
View Details
Mar 23, 20254.1t CO₂
KLMOLongmont
KSDLScottsdale
585 miles2h 52m
View Details
Mar 22, 20251.7t CO₂
KSDLScottsdale
KLMOLongmont
585 miles1h 19m
View Details
Mar 22, 20252.0t CO₂
KLMOLongmont
KSDLScottsdale
585 miles1h 30m
View Details
Mar 21, 20251.9t CO₂
KFFZMesa
KLMOLongmont
588 miles1h 27m
View Details
Mar 13, 20251.0t CO₂
KFFZMesa
NaN miles53m
View Details
Mar 13, 20252.1t CO₂
KLMOLongmont
KFFZMesa
588 miles1h 35m
View Details
Mar 9, 20250.6t CO₂
KLMOLongmont
KGWSGlenwood Springs
123 miles20m
View Details
Feb 27, 20252.2t CO₂
KSPXGalveston
MMCMChetumal
870 miles1h 37m
View Details
Feb 27, 20252.7t CO₂
KLMOLongmont
KHOUHouston
915 miles1h 58m
View Details
Feb 24, 20252.7t CO₂
KLMOLongmont
KSNASanta Ana
831 miles1h 60m
View Details
Feb 3, 20250.6t CO₂
KBJCDenver
KLMOLongmont
18 miles9m
View Details
Feb 3, 20251.8t CO₂
KTUSTucson
KBJCDenver
629 miles1h 21m
View Details
Feb 3, 20250.6t CO₂
KSDLScottsdale
KTUSTucson
118 miles26m
View Details
Jan 29, 20250.6t CO₂
KSDLScottsdale
KTUSTucson
118 miles32m
View Details
Jan 22, 20251.9t CO₂
KBJCDenver
KSDLScottsdale
574 miles1h 27m
View Details
Jan 22, 20250.6t CO₂
KLMOLongmont
KBJCDenver
18 miles8m
View Details
Jan 6, 20252.8t CO₂
KLMOLongmont
KSNASanta Ana
831 miles2h 1m
View Details
Top Airports by Emissions
Longmont

Longmont

KLMO

Total CO₂

152.0t

Total Visits

66

Avg CO₂/visit

2.3t

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

Santa Ana

KSNA

Total CO₂

122.9t

Total Visits

47

Avg CO₂/visit

2.6t

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

Auburn

KAUO

Total CO₂

8.3t

Total Visits

2

Avg CO₂/visit

4.1t

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

Seattle

KBFI

Total CO₂

5.2t

Total Visits

2

Avg CO₂/visit

2.6t

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

Idaho Falls

KIDA

Total CO₂

4.7t

Total Visits

3

Avg CO₂/visit

1.6t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Sarasota/Bradenton

Sarasota/Bradenton

KSRQ

Total CO₂

4.7t

Total Visits

1

Avg CO₂/visit

4.7t

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 5
Top Routes by Emissions
Longmont Santa Ana

KLMO to KSNA831 miles

Total Flights

23

Avg CO₂/Flight

2.9t

Total Emissions

66.3t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Santa Ana Longmont

KSNA to KLMO831 miles

Total Flights

17

Avg CO₂/Flight

2.6t

Total Emissions

44.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Longmont Sarasota/Bradenton

KLMO to KSRQ1,562 miles

Total Flights

1

Avg CO₂/Flight

4.7t

Total Emissions

4.7t CO₂

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

KAUO to KLMO1,211 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

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

KLMO to KAUO1,211 miles

Total Flights

1

Avg CO₂/Flight

3.9t

Total Emissions

3.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Santa Ana Seattle

KSNA to KBFI985 miles

Total Flights

1

Avg CO₂/Flight

3.1t

Total Emissions

3.1t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 6