Plantation Key Seaplane Base Seaplane BasePrivate

42FL · Marathon, FL · Non-towered

Elevation
0 ft MSL
Longest runway
6,600 ft 09/27
Runway
1
Mag var
2W

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Weather

METAR observed

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TAF forecast

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Sun & FAA night2026-08-07 · night begins 08:27 PM
EventLocal (EDT)UTC
Morning civil twilight
Loggable night ends
06:28 AM10:28Z
Sunrise06:53 AM10:53Z
Sunset08:03 PM00:03Z
Evening civil twilight
Loggable night begins
08:27 PM00:27Z
Loggable night (§1.1)
08:27 PM → 06:28 AM
Night currency (§61.57)
09:03 PM → 05:53 AM

Plan a flight from 42FL

Winds aloft NOAA forecast · 3,000 to 53,000 ft

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Full reports: nearest reporting station

Advisories

NOTAMs

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All 42FL NOTAMs, grouped and decoded

Pilot reports

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All pilot reports near 42FL

Airspace hazards

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Runways

ft · ≥1.5× comfortable, under 1.25× tight · saved across airports

Prefer one flat page? Full runway details for 42FL → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 42FL kneeboard →

Comms & NavAids

Nearby navigation aids

HST 108.20
NavAidTypeFreq · chRangeRadial / Dist magnetic
HST · Homestead TACAN 108.20 · 19X r207° / 33.3 NM

Charts & procedures

No published instrument procedures or Chart Supplement for 42FL — open it on the VFR sectional →

Airport info

Airport information

FAA LID
42FL
Coordinates
24.9712, -80.5956
Elevation
0 ft MSL
Magnetic variation
2W
Sectional chart
MIAMI
Airport use
Private
Control tower
No
ARTCC
MIAMI (ZMA)
Flight service (FSS)
MIAMI · 1-800-WX-BRIEF
Attendance
FRI-MON IREG
Segmented circle
No
Wind indicator
yes
Activated
1981/08
Distance from city
12 SW
Ownership & management 2 contacts
Owner
CAPT. HENRY C. RUZAKOWSKI
305-664-2406
Manager
HENRY RUZAKOWSKI
P.O. BOX 497, TAVERNIER, FL
305-664-2406
Remarks FAA · 1 notes

General

  • FOR CD CTC MIAMI ARTCC AT 305-716-1731.

Nearby airports

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Also nearby: FA05 Holiday Isle Seaplane Base (private) (2 NM) · FA81 Tavernaero Park Airport (private) (4 NM) · 07FA Ocean Reef Club Airport (private) (27 NM) · X51 Miami Homestead General Aviation Airport (32 NM) · 4FD3 The Wright Place Airport (private) (33 NM)

About 42FL

Plantation Key Seaplane Base (42FL) is a seaplane base in Marathon, FL, at 0 ft MSL. It has 1 runway, the longest 6,600 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 42FL, refreshed from the Aviation Weather Center and FAA NASR.

Does 42FL have a control tower?

No. Plantation Key Seaplane Base is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.

What is the longest runway at 42FL?

Plantation Key Seaplane Base has 1 runway; the longest is 6,600 ft. See the Runways section for headings, surface, and lighting.

Where is 42FL?

Plantation Key Seaplane Base is in Marathon, FL, at an elevation of 0 ft MSL. Coordinates: 24.9712, -80.5956.

Fly out of 42FL often?

Save 42FL as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.

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Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open 42FL in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.