Airports / Lewiston-Nez Perce County Airport

Lewiston-Nez Perce County Airport(KLWS)

Lewiston, United States

Last updated: Mar 28, 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

329.7
Tons CO2 Total
2.5
Avg CO2/Flight
178
Flights Total
Emissions Intensity0.01t CO₂/nm
134.7 tons CO2 in selected period

Airport Patterns

Emissions up 707% vs prior period — significantly busier than prior period

135t
Total CO₂
2.5t
Avg CO₂/flight
178
Flights
Operator Profile

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

Emissions
>300%
46t → 330t CO₂
CO₂ Intensity
98%
1.3t → 2.5t per departure
Flight Count
Prior data incomplete
New Routes
66
232t CO₂ combined
Dropped Routes
8
Prior period only
New Aircraft
81
81 new tail numbers
Top Destinations
Eleuthera I19.5t CO₂
1 flight · avg 19.5t/flight
Houston14.6t CO₂
1 flight · avg 14.6t/flight
San Francisco9.7t CO₂
2 flights · avg 4.8t/flight
San Jose9.3t CO₂
3 flights · avg 3.1t/flight
Mountain View9.2t CO₂
2 flights · avg 4.6t/flight

Spikes

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

CO₂ Above Baseline

58t

Signals Detected

4

Highest Severity

High

MediumJun 20, 2025 – Jun 26, 2025

Elevated activity Jun 20, 2025 – Jun 26, 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%.

7.1t CO₂

MediumAug 16, 2025 – Aug 22, 2025

Elevated activity Aug 16, 2025 – Aug 22, 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%.

5.0t CO₂

MediumSep 30, 2025 – Oct 6, 2025

Elevated activity Sep 30, 2025 – Oct 6, 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%.

26.2t CO₂

HighJan 18, 2026

Single high-emission departure N141JE → MYEM on Jan 18, 2026 — 19.5t CO₂, 80% of day's total

Aircraft N141JE departing to MYEM produced 19.5t CO₂, representing 80% of all airport emissions on Jan 18, 2026.

19.5t CO₂

Route Map

Top Routes by Emissions
LewistonEleuthera I

KLWS to MYEM · 2,662 miles

Total Flights

1

Avg CO₂/Flight

19.5t

Total Emissions

19.5t CO₂

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

KLWS to KHOU · 1,643 miles

Total Flights

1

Avg CO₂/Flight

14.6t

Total Emissions

14.6t CO₂

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

KLWS to KSFO · 664 miles

Total Flights

2

Avg CO₂/Flight

4.8t

Total Emissions

9.7t CO₂

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

KLWS to KSJC · 672 miles

Total Flights

3

Avg CO₂/Flight

3.1t

Total Emissions

9.3t CO₂

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

KLWS to KNUQ · 671 miles

Total Flights

2

Avg CO₂/Flight

4.6t

Total Emissions

9.2t CO₂

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

KLWS to KERV · 1,487 miles

Total Flights

1

Avg CO₂/Flight

7.6t

Total Emissions

7.6t CO₂

May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
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Aircraft Using This Airport
View All Aircraft
N141JECharter·Gulfstream GIV
19.5t CO₂ · avg 19.5t/visit · 1 visit · Last seen 18 Jan 2026
N703MDCharter·Dassault Falcon 7X
14.6t CO₂ · avg 14.6t/visit · 1 visit · Last seen 8 Mar 2026
N560LL·Cessna Citation Excel
7.6t CO₂ · avg 7.6t/visit · 1 visit · Last seen 15 Feb 2026
N18TVCharter·Gulfstream GIV
6.2t CO₂ · avg 6.2t/visit · 1 visit · Last seen 5 Jul 2025
N67JECharter·Gulfstream GIV
6.1t CO₂ · avg 3.1t/visit · 2 visits · Last seen 1 Oct 2025
N330DK·Cessna Citation SII
5.5t CO₂ · avg 5.5t/visit · 1 visit · Last seen 14 Feb 2026
N751AACharter·Cessna Citation X
5.2t CO₂ · avg 5.2t/visit · 1 visit · Last seen 24 Aug 2025
N906QSCharter·Cessna Citation Latitude
4.0t CO₂ · avg 4.0t/visit · 1 visit · Last seen 20 Sept 2025
N808QSCharter·Cessna Citation Longitude
3.8t CO₂ · avg 3.8t/visit · 1 visit · Last seen 17 Sept 2025
N99CJ·Cessna Citation CJ2
3.6t CO₂ · avg 0.5t/visit · 7 visits · Last seen 2 Feb 2026
Page 1 of 10

Recent Flights

10 total flights recorded

Showing most recent flights — not filtered by viewing period