Brown Cabin Seaplane Base (6MT4) — Libby, MT

Brown Cabin Seaplane Base (6MT4)
6MT4
Brown Cabin Seaplane Base (6MT4)
Libby, MT
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Brown Cabin Seaplane Base (6MT4) is a private-use seaplane base located in Libby, MT. The airport sits at an elevation of 3340 feet above mean sea level. It features 1 runway.

Location & QuickFacts
FAA Information Effective 2026-09-03
Airport Identifier 6MT4
Airport Status Operational
Longitude/Latitude 115°5'29.0000" W / 48°2'17.0000" N
-115.091389 / 48.038056 (Estimated)
Elevation 3340.00 ft / 1018.03 m (Estimated)
From nearest city 28 nautical miles SE of Libby, MT
Location Lincoln County, MT
Owner & Manager
Ownership Privately owned
Owner PERRY BROWN
Address 1325 SOUTH NUCLEUS AVE
COLUMBIA FALLS, MT 59912
Phone number 406-249-3637
Manager PERRY BROWN
Address 1325 SOUTH NUCLEUS AVE
COLUMBIA FALLS, MT 59912
Phone number 406-249-3637
Airport Operations and Facilities
Airport Use Private
Control Tower NON-ATCT
Sectional chart GREAT FALLS
Region ANM - Northwest Mountain
Responsible ARTCC ZSE - SEATTLE
Tie-in FSS OLU - COLUMBUS
FSS Toll Free 1-800-WX-BRIEF
Runway Information
Runway 11W/29W
Dimensions 12000 x 500 ft (3658 x 152 m)
Surface WATER
Surface treatment
11W 29W
Physical elevation 3340.00 ft 3340.00 ft
Coordinates 48.041069 / -115.093069 48.023297 / -115.051803
Traffic pattern Left Right