Airports / Putnam County Airport

Putnam County Airport(KOWX)

Ottawa, United States

Last updated: Mar 7, 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· Emissions increasing vs prior period

Activity Summary

234.0
Tons CO2 Total
2.8
Avg CO2/Flight
60
Flights Total
Emissions Intensity0.01t CO₂/nm
99.9 tons CO2 in selected period

Airport Patterns

Emissions up 364% vs prior period — significantly busier than prior period

100t
Total CO₂
2.8t
Avg CO₂/flight
60
Flights
Operator Profile

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

Emissions
91%
122t → 234t CO₂
CO₂ Intensity
36%
4.3t → 2.8t per departure
Flight Count
38
22 → 60 flights
New Routes
39
171t CO₂ combined
Dropped Routes
9
Prior period only
New Aircraft
44
44 new tail numbers
Top Destinations
Santa Barbara16.1t CO₂
1 flight · avg 16.1t/flight
Santa Ana11.4t CO₂
1 flight · avg 11.4t/flight
Los Angeles11.1t CO₂
1 flight · avg 11.1t/flight
Oakland10.8t CO₂
1 flight · avg 10.8t/flight
Washington7.5t CO₂
4 flights · avg 1.9t/flight

Spikes

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

CO₂ Above Baseline

44t

Signals Detected

5

Highest Severity

High

MediumMay 12, 2025 – May 18, 2025

Elevated activity May 12, 2025 – May 18, 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 121%.

10.6t CO₂

MediumJun 7, 2025 – Jun 13, 2025

Elevated activity Jun 7, 2025 – Jun 13, 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 121%.

3.7t CO₂

MediumJun 14, 2025 – Jun 20, 2025

Elevated activity Jun 14, 2025 – Jun 20, 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 121%.

8.0t CO₂

HighMay 1, 2025

Single high-emission departure N457MP → KOWX on May 1, 2025 — 16.3t CO₂, 89% of day's total

Aircraft N457MP departing to KOWX produced 16.3t CO₂, representing 89% of all airport emissions on May 1, 2025.

16.3t CO₂

LowMay 1, 2025 – May 16, 2025

14-day gap in recorded activity ending May 16, 2025

Airport had 14 consecutive days with zero recorded flights before activity resumed on May 16, 2025.

5.4t CO₂

Route Map

Top Routes by Emissions
OttawaSanta Barbara

KOWX to KSBA · 1,997 miles

Total Flights

1

Avg CO₂/Flight

16.1t

Total Emissions

16.1t CO₂

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

KOWX to KSNA · 1,916 miles

Total Flights

1

Avg CO₂/Flight

11.4t

Total Emissions

11.4t CO₂

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

KOWX to KLAX · 1,936 miles

Total Flights

1

Avg CO₂/Flight

11.1t

Total Emissions

11.1t CO₂

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

KOWX to KOAK · 2,039 miles

Total Flights

1

Avg CO₂/Flight

10.8t

Total Emissions

10.8t CO₂

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

KOWX to KIAD · 374 miles

Total Flights

4

Avg CO₂/Flight

1.9t

Total Emissions

7.5t CO₂

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

KOWX to KPHL · 466 miles

Total Flights

2

Avg CO₂/Flight

2.3t

Total Emissions

4.7t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
Page 1 of 5
Aircraft Using This Airport
View All Aircraft
N100MACharter·Cessna Citation X
16.1t CO₂ · avg 16.1t/visit · 1 visit · Last seen 5 Jun 2025
N800QSCharter·Cessna Citation Longitude
11.4t CO₂ · avg 11.4t/visit · 1 visit · Last seen 28 Dec 2025
N106PCCharter·Cessna Citation X
11.1t CO₂ · avg 11.1t/visit · 1 visit · Last seen 31 May 2025
N837QSCharter·Cessna Citation Longitude
10.8t CO₂ · avg 10.8t/visit · 1 visit · Last seen 11 Jan 2026
N848JACharter·Gulfstream GV
4.6t CO₂ · avg 2.3t/visit · 2 visits · Last seen 15 Feb 2026
N331ASCharter·Embraer Phenom 300
4.5t CO₂ · avg 4.5t/visit · 1 visit · Last seen 15 Dec 2025
N155BW·Cessna Citation M2
4.4t CO₂ · avg 2.2t/visit · 2 visits · Last seen 9 Feb 2026
N510MGCharter·Gulfstream GIV
3.4t CO₂ · avg 3.4t/visit · 1 visit · Last seen 7 Nov 2025
N577CFCharter·Dassault Falcon 7X
2.6t CO₂ · avg 2.6t/visit · 1 visit · Last seen 15 Sept 2025
N650QSCharter·Cessna Citation Latitude
2.5t CO₂ · avg 2.5t/visit · 1 visit · Last seen 10 Oct 2025
Page 1 of 5

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period