Airports / Cavern City Air Terminal

Cavern City Air Terminal(KCNM)

Carlsbad, United States

Last updated: Mar 26, 2026

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

Activity Summary

683.5
Tons CO2 Total
2.3
Avg CO2/Flight
306
Flights Total
Emissions Intensity0.00t CO₂/nm
113.1 tons CO2 in selected period

Airport Patterns

Emissions up 136% vs prior period — significantly busier than prior period

113t
Total CO₂
2.3t
Avg CO₂/flight
306
Flights
Operator Profile

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

Emissions
>300%
132t → 683t CO₂
CO₂ Intensity
16%
2.0t → 2.3t per departure
Flight Count
Prior data incomplete
New Routes
116
444t CO₂ combined
Dropped Routes
19
Prior period only
New Aircraft
204
204 new tail numbers
Top Destinations
Scottsdale15.5t CO₂
7 flights · avg 2.2t/flight
Providence8.7t CO₂
1 flight · avg 8.7t/flight
Nashville8.5t CO₂
1 flight · avg 8.5t/flight
Santa Ana6.9t CO₂
3 flights · avg 2.3t/flight
Mountain View6.0t CO₂
1 flight · avg 6.0t/flight

Spikes

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

CO₂ Above Baseline

127t

Signals Detected

5

Highest Severity

High

MediumSep 23, 2025 – Sep 29, 2025

Elevated activity Sep 23, 2025 – Sep 29, 2025 — 15 flights in 7 days vs baseline of 7

15 flights recorded in a 7-day window, exceeding the airport baseline of 7 flights per week by 128%.

22.7t CO₂

MediumSep 30, 2025 – Oct 6, 2025

Elevated activity Sep 30, 2025 – Oct 6, 2025 — 15 flights in 7 days vs baseline of 7

15 flights recorded in a 7-day window, exceeding the airport baseline of 7 flights per week by 128%.

20.8t CO₂

MediumOct 7, 2025 – Oct 13, 2025

Elevated activity Oct 7, 2025 – Oct 13, 2025 — 19 flights in 7 days vs baseline of 7

19 flights recorded in a 7-day window, exceeding the airport baseline of 7 flights per week by 189%.

43.9t CO₂

HighFeb 24, 2026

Single high-emission departure N2100L → KCNM on Feb 24, 2026 — 38.5t CO₂, 92% of day's total

Aircraft N2100L departing to KCNM produced 38.5t CO₂, representing 92% of all airport emissions on Feb 24, 2026.

38.5t CO₂

LowMay 26, 2025 – Jun 22, 2025

27-day gap in recorded activity ending Jun 22, 2025

Airport had 27 consecutive days with zero recorded flights before activity resumed on Jun 22, 2025.

1.2t CO₂

Route Map

Top Routes by Emissions
CarlsbadScottsdale

KCNM to KSDL · 452 miles

Total Flights

7

Avg CO₂/Flight

2.2t

Total Emissions

15.5t CO₂

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

KCNM to KPVD · 1,910 miles

Total Flights

1

Avg CO₂/Flight

8.7t

Total Emissions

8.7t CO₂

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

KCNM to KBNA · 1,036 miles

Total Flights

1

Avg CO₂/Flight

8.5t

Total Emissions

8.5t CO₂

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

KCNM to KSNA · 793 miles

Total Flights

3

Avg CO₂/Flight

2.3t

Total Emissions

6.9t CO₂

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

KCNM to KNUQ · 1,066 miles

Total Flights

1

Avg CO₂/Flight

6.0t

Total Emissions

6.0t CO₂

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

KCNM to KPHX · 455 miles

Total Flights

3

Avg CO₂/Flight

2.0t

Total Emissions

5.9t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N703CX·Cessna Citation Longitude
8.7t CO₂ · avg 4.4t/visit · 2 visits · Last seen 13 Oct 2025
XA-OOK·Bombardier Global 6000/6500
8.5t CO₂ · avg 8.5t/visit · 1 visit · Last seen 24 Mar 2026
N533FXCharter·Bombardier Challenger 300
6.0t CO₂ · avg 6.0t/visit · 1 visit · Last seen 8 Jul 2025
N328NCharter·Cessna Citation Latitude
5.6t CO₂ · avg 5.6t/visit · 1 visit · Last seen 18 May 2025
N861CBCharter·Gulfstream G200
5.1t CO₂ · avg 5.1t/visit · 1 visit · Last seen 7 May 2025
N150RJ·Dassault Falcon 50
5.0t CO₂ · avg 1.3t/visit · 4 visits · Last seen 25 Mar 2026
N272QS·Embraer Legacy 450
3.9t CO₂ · avg 3.9t/visit · 1 visit · Last seen 29 Jan 2026
N735JSCharter·Cessna Citation CJ3
3.7t CO₂ · avg 3.7t/visit · 1 visit · Last seen 9 Oct 2025
N40PD·Bombardier Learjet 45
3.7t CO₂ · avg 3.7t/visit · 1 visit · Last seen 22 Nov 2025
N39AVCharter·Gulfstream GIV
3.5t CO₂ · avg 3.5t/visit · 1 visit · Last seen 24 Feb 2026
Page 1 of 22

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period