DARK TOWERS v0.25.2 Flights with no tower on duty
Below the controller separation standard

Close approaches at Snohomish County (Paine Field)

Night of Sunday, October 18 · 4 events (3 with a passenger airline)

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Airliner first lists every event involving a passenger airline before the rest, closest within each group. Closest uses straight-line proximity alone; airport and date groups rank their closest approaches first.
When
Airport
Aircraft
Lateral
Vertical
Sunday, October 189:55:00 pm
PAESnohomish County (Paine Field)Passenger airline
N2711R N2711R · CESSNA 172S 2001 · airplane Registered to BOEING EMPLOYEES FLYING ASSOCIATION INC RENTON, WA FAA registry · 2026-10-02×Southwest 8511 SWA8511 · N8889Q N8889Q · BOEING 737-8 2023 · airplane Registered to SOUTHWEST AIRLINES CO DALLAS, TX FAA registry · 2026-10-02
0.38 NM
901'
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Sunday, October 189:57:54 pm
PAESnohomish County (Paine Field)Passenger airline
Alaska 514 ASA514 · N969AK N969AK · BOEING 737-9 2023 · airplane Registered to ALASKA AIRLINES INC SEATAC, WA FAA registry · 2026-10-02×Horizon 2189 QXE2189 · N641QX N641QX · EMBRAER ERJ 170-200 LR 2018 · airplane Registered to HORIZON AIR INDUSTRIES INC SEATTLE, WA FAA registry · 2026-10-02
0.64 NM
994'
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Sunday, October 189:03:23 pm
PAESnohomish County (Paine Field)Passenger airline
N885WA N885WA · CESSNA 152 airplane Registered to MORCOM AVIATION SERVICES INC DBA EVERETT, WA FAA registry · 2026-10-02×Southwest 8512 SWA8512 · N8771D N8771D · BOEING 737-8 2022 · airplane Registered to SOUTHWEST AIRLINES CO DALLAS, TX FAA registry · 2026-10-02
1.61 NM
541'
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Sunday, October 189:01:36 pm
PAESnohomish County (Paine Field)
N2711R N2711R · CESSNA 172S 2001 · airplane Registered to BOEING EMPLOYEES FLYING ASSOCIATION INC RENTON, WA FAA registry · 2026-10-02×N885WA N885WA · CESSNA 152 airplane Registered to MORCOM AVIATION SERVICES INC DBA EVERETT, WA FAA registry · 2026-10-02
2.44 NM
455'
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