Airports / Boulder Municipal Airport

Boulder Municipal Airport(KBDU)

Boulder, United States

Last updated: N/A

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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

Activity Summary

68.4
Tons CO2 Total
3.3
Avg CO2/Flight
26
Flights Total
Emissions Intensity0.01t CO₂/nm
49.4 tons CO2 in selected period

Airport Patterns

22 aircraft not previously recorded at this airport appeared this period

49t
Total CO₂
3.3t
Avg CO₂/flight
26
Flights
Operator Profile

Charter/owner classification not available for this airport's flights

Emissions
43%
48t → 68t CO₂
CO₂ Intensity
40%
5.5t → 3.3t per departure
Flight Count
18
8 → 26 flights
New Routes
23
58t CO₂ combined
Dropped Routes
4
Prior period only
New Aircraft
22
22 new tail numbers
Top Destinations
Marathon8.0t CO₂
1 flight · avg 8.0t/flight
Teterboro7.9t CO₂
1 flight · avg 7.9t/flight
Ocala6.1t CO₂
1 flight · avg 6.1t/flight
San Jose4.9t CO₂
1 flight · avg 4.9t/flight
Atlanta4.4t CO₂
1 flight · avg 4.4t/flight

Spikes

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

CO₂ Above Baseline

29t

Signals Detected

5

Highest Severity

High

HighMay 5, 2025 – May 11, 2025

Elevated activity May 5, 2025 – May 11, 2025 — 4 flights in 7 days vs baseline of 1

4 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 595%.

5.3t CO₂

HighMay 21, 2025 – May 27, 2025

Elevated activity May 21, 2025 – May 27, 2025 — 3 flights in 7 days vs baseline of 1

3 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 421%.

10.5t CO₂

HighMay 28, 2025 – Jun 3, 2025

Elevated activity May 28, 2025 – Jun 3, 2025 — 2 flights in 7 days vs baseline of 1

2 flights recorded in a 7-day window, exceeding the airport baseline of 1 flights per week by 247%.

4.1t CO₂

HighMay 27, 2025

Single high-emission departure N416F → KMTH on May 27, 2025 — 8.0t CO₂, 93% of day's total

Aircraft N416F departing to KMTH produced 8.0t CO₂, representing 93% of all airport emissions on May 27, 2025.

8.0t CO₂

MediumMay 28, 2025 – Aug 10, 2025

74-day gap in recorded activity ending Aug 10, 2025

Airport had 74 consecutive days with zero recorded flights before activity resumed on Aug 10, 2025.

0.8t CO₂

Route Map

Top Routes by Emissions
BoulderMarathon

KBDU to KMTH · 1,753 miles

Total Flights

1

Avg CO₂/Flight

8.0t

Total Emissions

8.0t CO₂

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

KBDU to KTEB · 1,631 miles

Total Flights

1

Avg CO₂/Flight

7.9t

Total Emissions

7.9t CO₂

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

KBDU to KOCF · 1,502 miles

Total Flights

1

Avg CO₂/Flight

6.1t

Total Emissions

6.1t CO₂

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

KBDU to KSJC · 918 miles

Total Flights

1

Avg CO₂/Flight

4.9t

Total Emissions

4.9t CO₂

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

KBDU to KPDK · 1,227 miles

Total Flights

1

Avg CO₂/Flight

4.4t

Total Emissions

4.4t CO₂

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

KBDU to KLAX · 839 miles

Total Flights

1

Avg CO₂/Flight

3.3t

Total Emissions

3.3t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N416FCharter·Bombardier Challenger 300
8.0t CO₂ · avg 8.0t/visit · 1 visit · Last seen 27 May 2025
N761QSCharter·Bombardier Challenger 300
7.9t CO₂ · avg 4.0t/visit · 2 visits · Last seen 17 Mar 2026
N200LSCharter·Bombardier Challenger 600
6.1t CO₂ · avg 6.1t/visit · 1 visit · Last seen 5 Jan 2026
N841QSCharter·Cessna Citation Longitude
4.9t CO₂ · avg 4.9t/visit · 1 visit · Last seen 9 Sept 2025
N932QSCharter·Cessna Citation Latitude
4.4t CO₂ · avg 4.4t/visit · 1 visit · Last seen 10 Dec 2025
N605TXCharter·Cessna Citation XLS
3.3t CO₂ · avg 1.7t/visit · 2 visits · Last seen 28 May 2025
N331FXCharter·Embraer Phenom 300
3.0t CO₂ · avg 1.5t/visit · 2 visits · Last seen 16 Oct 2025
N70CZ·Cessna Citation CJ4
2.8t CO₂ · avg 2.8t/visit · 1 visit · Last seen 3 Mar 2026
N484HB·Cessna Citation Mustang
2.3t CO₂ · avg 2.3t/visit · 1 visit · Last seen 27 Sept 2025
N917BD·Bombardier Learjet 45
2.3t CO₂ · avg 2.3t/visit · 1 visit · Last seen 28 Aug 2025
Page 1 of 3

Recent Flights

No recent flights recorded.