Greenville Municipal (3B1), Maine
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Greenville Municipal (3B1) is a public-use general aviation airport in Greenville, Maine, sitting at 1402 feet elevation near Moosehead Lake. The field is unattended outside its 0800-1700 daily schedule and is not towered, so pilots coordinate movements over CTAF. With two paved runways and both 100LL and Jet A fuel on hand, it serves as a modest but functional stop for regional and seasonal business aviation traffic in this part of northern Maine.
Runways
Greenville Municipal has two paved runways. The longest, 14/32, is 4,000 ft long and 75 ft wide, with an asphalt surface.
Runways are listed longest first.
Source: FAA Form 5010.
Fuel and airfield services
Greenville Municipal has Jet A and 100LL available on the field. Fueling is available from 8am to 5pm, daily, and the airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Greenville Municipal does not clear customs. The nearest port of entry is 59B, 31 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Greenville Municipal recorded 205 business aviation movements in 2025. Traffic peaks in July. Business aviation traffic at Greenville Muni is concentrated in the summer months, with July, August, and September accounting for the largest share of annual operations.
Business jet movements, FAA TFMSC count. Peak month July, 55 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Greenville Municipal averages 0.3 days above 90°F in June and 30.8 freeze days in January. July is the warmest month, with average highs of 75.4°F, and January the coldest, at 22.9°F.
Weather station is on the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Greenville Municipal has published operating constraints in three categories: runway notes, environmental and other notes.
Pilot-controlled lighting operates from dusk to dawn. The REIL for Runway 14, the PAPI for Runway 14 and 32, and the MIRL for Runway 14/32 are activated via CTAF.
The runway numbers and centerline markings are faded.
The PAPI is unusable beyond 8 degrees right of the runway centerline.
Moose, deer, and other wildlife are present on and in the vicinity of the airport.
Fuel is available 24 hours a day using a major credit card.
This is a cold temperature airport. Altitude correction is required at or below minus 20 degrees Celsius.
Pilots should monitor CTAF 122.9 for local seaplane base traffic nearby at 52B and 21M when able.
Source: FAA Chart Supplement.
Nearby airfields
Greenville Municipal has five airfields within 50 NM. The closest is Millinocket Municipal (KMLT), 38.07 NM east.
Part of the Maine and New Hampshire area.
Source: Skystar calculation from official coordinates.
Skystar at 3B1
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at 3B1.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
Is fuel available at Greenville Municipal (3B1)?
Greenville Municipal offers both 100LL and Jet A fuel, according to the airport data. Fuel is listed as available 24 hours with a major credit card. The field itself is attended daily from 0800 to 1700 local time. Pilots arriving outside attended hours should plan for self-service fueling procedures.
What runways are available at 3B1 Greenville Municipal?
Greenville Municipal has two paved asphalt runways. Runway 14/32 is the longer of the two at 4000 feet by 75 feet wide, and Runway 03/21 measures 3001 feet by 75 feet. Both runways support the airport's maximum paved length of 4000 feet. Neither runway has a published weight restriction in the airport data.
Does Greenville Municipal handle customs clearance on site?
Greenville Municipal (3B1) does not have customs service on site. The nearest customs-capable airport is located approximately 31 nautical miles away. Operators requiring customs clearance should plan their arrival through that facility instead. This distance should factor into routing decisions for international flights.
When is bizav traffic busiest at 3B1?
Business aviation traffic at Greenville Municipal concentrates heavily in the summer months. July and September each saw over 40 operations in 2025, with July recording the highest count. Winter months, particularly January through April, saw minimal single-digit activity. This seasonal pattern reflects the region's warm-weather travel demand near Moosehead Lake.