Airports / Johnstown-Cambria County Airport

Johnstown-Cambria County Airport(KJST)

Johnstown, United States

Last updated: Mar 28, 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

Activity Summary

480.4
Tons CO2 Total
3.3
Avg CO2/Flight
198
Flights Total
Emissions Intensity0.01t CO₂/nm
296.3 tons CO2 in selected period

Airport Patterns

Emissions up 733% vs prior period — significantly busier than prior period

296t
Total CO₂
3.3t
Avg CO₂/flight
198
Flights
Operator Profile

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

Emissions
>300%
57t → 480t CO₂
CO₂ Intensity
10%
3.0t → 3.3t per departure
Flight Count
Prior data incomplete
New Routes
125
440t CO₂ combined
Dropped Routes
13
Prior period only
New Aircraft
138
138 new tail numbers
Top Destinations
Van Nuys65.5t CO₂
4 flights · avg 16.4t/flight
Oakland18.0t CO₂
1 flight · avg 18.0t/flight
San Diego11.8t CO₂
1 flight · avg 11.8t/flight
Chicago11.7t CO₂
1 flight · avg 11.7t/flight
Albuquerque11.2t CO₂
1 flight · avg 11.2t/flight

Spikes

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

CO₂ Above Baseline

72t

Signals Detected

5

Highest Severity

High

MediumMay 26, 2025 – Jun 1, 2025

Elevated activity May 26, 2025 – Jun 1, 2025 — 9 flights in 7 days vs baseline of 4

9 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 135%.

22.9t CO₂

MediumJun 12, 2025 – Jun 18, 2025

Elevated activity Jun 12, 2025 – Jun 18, 2025 — 8 flights in 7 days vs baseline of 4

8 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 109%.

10.0t CO₂

MediumJun 19, 2025 – Jun 25, 2025

Elevated activity Jun 19, 2025 – Jun 25, 2025 — 8 flights in 7 days vs baseline of 4

8 flights recorded in a 7-day window, exceeding the airport baseline of 4 flights per week by 109%.

17.0t CO₂

HighOct 7, 2025

Single high-emission departure N371FP → KVNY on Oct 7, 2025 — 21.0t CO₂, 82% of day's total

Aircraft N371FP departing to KVNY produced 21.0t CO₂, representing 82% of all airport emissions on Oct 7, 2025.

21.0t CO₂

LowFeb 10, 2026 – Feb 26, 2026

16-day gap in recorded activity ending Feb 26, 2026

Airport had 16 consecutive days with zero recorded flights before activity resumed on Feb 26, 2026.

0.6t CO₂

Route Map

Top Routes by Emissions
JohnstownVan Nuys

KJST to KVNY · 2,203 miles

Total Flights

4

Avg CO₂/Flight

16.4t

Total Emissions

65.5t CO₂

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

KJST to KOAK · 2,312 miles

Total Flights

1

Avg CO₂/Flight

18.0t

Total Emissions

18.0t CO₂

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

KJST to KSAN · 2,175 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
JohnstownChicago

KJST to KMDW · 475 miles

Total Flights

1

Avg CO₂/Flight

11.7t

Total Emissions

11.7t CO₂

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

KJST to KABQ · 1,555 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
JohnstownMarana

KJST to KAVQ · 1,871 miles

Total Flights

1

Avg CO₂/Flight

9.9t

Total Emissions

9.9t CO₂

Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Page 1 of 12
Aircraft Using This Airport
View All Aircraft
N371FPCharter·Gulfstream GIV
21.0t CO₂ · avg 21.0t/visit · 1 visit · Last seen 7 Oct 2025
N7508Charter·Bombardier Global 7500
20.7t CO₂ · avg 20.7t/visit · 1 visit · Last seen 14 Mar 2026
N889KHCharter·Gulfstream GV
18.0t CO₂ · avg 18.0t/visit · 1 visit · Last seen 26 Mar 2026
N863QSCharter·Cessna Citation Longitude
12.3t CO₂ · avg 12.3t/visit · 1 visit · Last seen 30 Aug 2025
N878QSCharter·Cessna Citation Longitude
11.8t CO₂ · avg 11.8t/visit · 1 visit · Last seen 15 Oct 2025
N175QSCharter·Bombardier Global 7500
11.7t CO₂ · avg 11.7t/visit · 1 visit · Last seen 9 Oct 2025
N857QSCharter·Cessna Citation Longitude
11.5t CO₂ · avg 11.5t/visit · 1 visit · Last seen 25 Jul 2025
N1222PCharter·Gulfstream GV
11.2t CO₂ · avg 11.2t/visit · 1 visit · Last seen 18 Aug 2025
N409FXCharter·Embraer Praetor 500
9.9t CO₂ · avg 9.9t/visit · 1 visit · Last seen 28 Mar 2026
N242QSCharter·Bombardier Challenger 600
8.9t CO₂ · avg 8.9t/visit · 1 visit · Last seen 27 Dec 2025
Page 1 of 15

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period