Airports / Mississippi County Airport

Mississippi County Airport(KCHQ)

Charleston, United States

Last updated: Mar 25, 2026

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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 increasing vs prior period

Activity Summary

116.9
Tons CO2 Total
4.4
Avg CO2/Flight
31
Flights Total
Emissions Intensity0.01t CO₂/nm
109.3 tons CO2 in selected period

Airport Patterns

Emissions up 243% vs prior period — significantly busier than prior period

109t
Total CO₂
4.4t
Avg CO₂/flight
31
Flights
Operator Profile

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

Emissions
267%
32t → 117t CO₂
CO₂ Intensity
37%
3.2t → 4.4t per departure
Flight Count
20
11 → 31 flights
New Routes
27
112t CO₂ combined
Dropped Routes
7
Prior period only
New Aircraft
29
29 new tail numbers
Top Destinations
Farnborough31.3t CO₂
1 flight · avg 31.3t/flight
Santa Rosa11.8t CO₂
1 flight · avg 11.8t/flight
Portland8.9t CO₂
1 flight · avg 8.9t/flight
Van Nuys8.3t CO₂
1 flight · avg 8.3t/flight
Chatham5.3t CO₂
1 flight · avg 5.3t/flight

Spikes

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

CO₂ Above Baseline

52t

Signals Detected

5

Highest Severity

High

HighApr 7, 2025 – Apr 13, 2025

Elevated activity Apr 7, 2025 – Apr 13, 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 224%.

2.1t CO₂

HighApr 28, 2025 – May 4, 2025

Elevated activity Apr 28, 2025 – May 4, 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 224%.

9.2t CO₂

HighAug 25, 2025 – Aug 31, 2025

Elevated activity Aug 25, 2025 – Aug 31, 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 387%.

5.9t CO₂

HighDec 23, 2025

Single high-emission departure N2C → EGLF on Dec 23, 2025 — 31.3t CO₂, 100% of day's total

Aircraft N2C departing to EGLF produced 31.3t CO₂, representing 100% of all airport emissions on Dec 23, 2025.

31.3t CO₂

MediumMay 24, 2025 – Jul 1, 2025

38-day gap in recorded activity ending Jul 1, 2025

Airport had 38 consecutive days with zero recorded flights before activity resumed on Jul 1, 2025.

3.8t CO₂

Route Map

Top Routes by Emissions
CharlestonFarnborough

KCHQ to EGLF · 4,235 miles

Total Flights

1

Avg CO₂/Flight

31.3t

Total Emissions

31.3t CO₂

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

KCHQ to KSTS · 1,823 miles

Total Flights

1

Avg CO₂/Flight

11.8t

Total Emissions

11.8t CO₂

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

KCHQ to KPDX · 1,815 miles

Total Flights

1

Avg CO₂/Flight

8.9t

Total Emissions

8.9t CO₂

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

KCHQ to KVNY · 1,642 miles

Total Flights

1

Avg CO₂/Flight

8.3t

Total Emissions

8.3t CO₂

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

KCHQ to KCQX · 1,086 miles

Total Flights

1

Avg CO₂/Flight

5.3t

Total Emissions

5.3t CO₂

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

KCHQ to KAPA · 861 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
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Aircraft Using This Airport
View All Aircraft
N2C·Gulfstream G650
31.3t CO₂ · avg 31.3t/visit · 1 visit · Last seen 23 Dec 2025
N10UNCharter·Bombardier Challenger 350
11.8t CO₂ · avg 11.8t/visit · 1 visit · Last seen 24 May 2025
N340FXCharter·Embraer Praetor 500
8.9t CO₂ · avg 8.9t/visit · 1 visit · Last seen 24 Jul 2025
N54DDCharter·Cessna Citation V Ultra
8.3t CO₂ · avg 8.3t/visit · 1 visit · Last seen 14 Nov 2025
N552XJCharter·Bombardier Challenger 300
5.3t CO₂ · avg 5.3t/visit · 1 visit · Last seen 3 May 2025
N741QSCharter·Bombardier Challenger 300
4.7t CO₂ · avg 4.7t/visit · 1 visit · Last seen 18 Dec 2025
N920QSCharter·Cessna Citation Latitude
4.0t CO₂ · avg 4.0t/visit · 1 visit · Last seen 4 May 2025
N501UPCharter·Cessna Citation XLS
3.8t CO₂ · avg 3.8t/visit · 1 visit · Last seen 1 Jul 2025
N585PL·Gulfstream G280
3.4t CO₂ · avg 3.4t/visit · 1 visit · Last seen 8 Aug 2025
N333FXCharter·Embraer Phenom 300
3.3t CO₂ · avg 3.3t/visit · 1 visit · Last seen 31 Aug 2025
Page 1 of 3

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period