Currier's Seaplane Base
21M · Greenville Junction, ME · Non-towered · Open on the map
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Weather
METAR observed
TAF forecast
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Sun & FAA night2026-09-22 · night begins 07:06 PM
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:56 AM | 09:56Z |
| Sunrise | 06:25 AM | 10:25Z |
| Sunset | 06:37 PM | 22:37Z |
| Evening civil twilight Loggable night begins | 07:06 PM | 23:06Z |
Plan a flight from 21M
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Full reports: nearest reporting station
Advisories
NOTAMs · Loading NOTAMs…
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Airspace hazards · Checking SIGMETs and G-AIRMETs…
Temporary flight restrictions · Checking for TFRs…
Runways
| Runway | Length | Your margin |
|---|---|---|
| 18W/36W | 10,000 ft |
Prefer one flat page? Full runway details for 21M → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 21M kneeboard →
Comms & NavAids
Communication frequencies
Taxi & takeoff
Source: FAA NASR (current 28-day cycle).
Prefer one flat list? All 21M frequencies →
Charts & procedures
Airport info
Airport information
- FAA LID
- 21M
- Coordinates
- 45.4783, -69.6193
- Elevation
- 1,029 ft MSL
- Magnetic variation
- 18W
- Sectional chart
- MONTREAL
- Airport use
- Public
- Control tower
- No
- ARTCC
- BOSTON (ZBW)
- Flight service (FSS)
- BANGOR · 1-800-WX-BRIEF
- NOTAM facility
- BGR
- Attendance
- MAY-OCT ALL DALGT; NOV-APR ALL UNATNDD
- Segmented circle
- No
- Activated
- 2002/12
- Distance from city
- 0 N
Night operations
- Pilot-controlled lighting
- Usually keyed on CTAF 122.9 — confirm the click sequence in the Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Airframe service
- NONE
- Powerplant service
- NONE
- Other services
- BCHGR
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- SPB MAY BE UNUSBL FM MID-NOV TO MID-MAY DUE TO FALL ICE FRMN, SPRING ICE BREAK-UP AND OTHER ADVERSE CONDS. ACFT MAY RQR SKIS DRG WINTER MONTHS DUE TO FROZEN SFC CONDS. FOR SPB CONDS CALL 207-695-2778.
- BE ALERT FOR RECREATIONAL BOATS DRG SUMMER MONTHS AND SNOWMOBILES DRG WINTER MONTHS.
- 150 FT RADIO TWR, 200 FT W OF SEALANE AND 150 FT RADIO TWR, 1000 FT SW OF SEALANE.
- BE ALERT: NEARBY 52B MOOSEHEAD AERO MARINE SPB (1.1 MI EAST) UTILIZE SAME CTAF 122.9. MNT 3B1 CTAF 122.8 IF ABLE FOR LCL TFC.
- FOR CD CTC BOSTON ARTCC AT 603-879-6859.
Nearby airports
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Also nearby: 52B Moosehead Aero Marine (1 NM) · 3B1 Greenville Municipal (3 NM) · ME22 Avery Field (private) (14 NM) · ME79 Two Falls (private) (15 NM) · 13ME Socatean Bay (private) (20 NM) · ME85 Riverside (private) (24 NM)
About 21M
Currier's (21M) is a seaplane base in Greenville Junction, ME, at 1,029 ft MSL. It has 1 runway, the longest 10,000 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 21M, refreshed from the Aviation Weather Center and FAA NASR.
Does 21M have a control tower?
No. Currier's is a non-towered (pilot-controlled) seaplane base; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 21M?
Currier's has 1 runway; the longest is 10,000 ft. See the Runways section for headings, surface, and lighting.
Where is 21M?
Currier's is in Greenville Junction, ME, at an elevation of 1,029 ft MSL. Coordinates: 45.4783, -69.6193.
More about 21M
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 21M 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.
Something here wrong or out of date? Report a data problem.