Boulder Airport

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Boulder Weather

Location

Latitude: 
46-12-42.0000N (46.211667)
Longitude: 
112-06-27.4000W (-112.107611)
Elevation: 
4968.0 feet MSL (1514 m MSL)
Magnetic Variation: 
11.9 E (as of March 2024 from WMM2020 model)
Time Zone: 
UTC -7.0 (Standard Time)
UTC -6.0 (Daylight Savings Time)
From City: 
02 N.M. S of Boulder, Montana
Found On: 
Great Falls Chart
FAA Region: 
ANM

Contacts

Manager: 
Publicly owned: 
AL MARTINI
PO BOX 2
BOULDER, MT 59632
(406) 431-7519
TWN OF BOULDER & JEFFERSON CO
COUNTY COURTHOUSE BOX H
BOULDER, MT 59632
406-225-4025

Operations

Airport Status: 
Operational
Facility Use: 
Public
Type: 
Airport
Activation Date: 
07/1963
Control tower: 
No
Attendance (Months/Days/Hours): 
Months/Days/Hours
Unattended
Boundary ARTCC: 
ZLC (Salt Lake City)
Responsible ARTCC: 
ZLC (Salt Lake City)
Segmented Circle Indicator: 
Yes
Traffic Pattern Altitude (MSL): 
5968 feet (1819 m)
NOTAMs Facility: 
GTF
NOTAM-D Service: 
Yes
International Airport of Entry: 
No
Customs Landing Rights: 
No
Military Landing Rights: 
No
Civil/Military Joint Use: 
No

Based Aircraft

Single Engine:  3

Annual Operations (as of 07/05/2023)

Total Operations:  600
GA Local:  425 70.8%
GA Itinerant:  175 29.2%

Communications

CTAF:  122.900

       

    Fixed Based Operators (FBOs) & Fuel

    (Click on a business for detail)
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    Area Code: 406

    Business Name Frequency Phone Fuel Grade
    To add, modify, or delete a business click here.

    Flight Service Stations

    Primary Alternate
    FSS on Field:  N
    FSS Name (ID):  Great Falls(GTF)
    Frequency: 
    Toll Free Phone:  1-800-WX-BRIEF

    Instrument Procedures / Charts

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    Navigation Aids (Navaids) near 3U9

    Navigational Aid (NAVAID) distances from the airport are listed in Nautical Miles (NM).

    Nearby Airports with Fuel

    Dist (NM) Name (Airport IDs) True Hdg Mag Hdg Fuel Grade
    22.4 Bert Mooney Airport
    (BTM KBTM BTM)
    226 214 100, 100LL, Jet A
    24.3 Helena Regional Airport
    (HLN KHLN HLN)
    12 0 100, 100LL, Jet A
    29.2 Deer Lodge-City-County Airport
    (38S)
    291 279 100LL, Jet A
    30.0 Three Forks Airport
    (9S5)
    131 119 100LL
    31.8 Bowman Field Airport
    (3U3)
    263 251 100LL, Jet A
    47.7 Bozeman Yellowstone International Airport
    (BZN KBZN BZN)
    122 111 100, 100LL, Jet A
    52.4 White Sulphur Springs Airport
    (7S6)
    70 59 100LL
    59.3 Ennis Big Sky Airport
    (KEKS EKS)
    160 149 100LL, Jet A-1, Jet A-1+
    60.3 Dillon Airport
    (DLN KDLN DLN)
    198 186 100LL, Jet A
    75.7 Mission Field Airport
    (LVM KLVM LVM)
    113 102 100LL, Jet A
    80.1 Seeley Lake Airport
    (23S)
    317 304 100LL (Texaco), Mogas (Conoco)
    80.8 Lindey's Landing West Seaplane Base
    (M35)
    316 303 MOGAS
    82.0 Great Falls International Airport
    (GTF KGTF GTF)
    21 9 100LL, Jet A
    82.7 Stevensville Airport
    (32S)
    283 270 100LL
    83.7 Ravalli County Airport
    (HRF)
    272 259 100LL, Jet A, Jet A+
    90.1 Gardiner Airport
    (29S)
    140 129 100ll Jet A
    90.4 West Fork Lodge Airport
    (4U7)
    257 244 Mogas
    92.0 Big Timber At Howard Field Airport
    (6S0)
    104 93 100LL, Jet A
    92.1 Missoula Montana Airport
    (MSO KMSO MSO)
    298 285 100LL, Jet A-1+
    95.5 Stanford/Biggerstaff Field Airport
    (S64)
    53 42 100LL

    Notices to Airmen (NOTAMS)

    NOTAMs

    List ALL 3U9 NOTAMs

    NOTAM Radius Search

    NOTAMS within

    Enter NOTAM radius search distance

    This field is required
    NM of 3U9

    NOTAM Flight Path Search (Enter from two to five locations below)

    NOTAMS within

    Enter NOTAM radius search distance

    This field is required
    NM of 3U9

    Remarks

    A110-1 NO SNOW REMOVAL
    A110-2 NO PHONE ON AIRPORT.
    A110-3 -2 FT DRAINAGE DITCH +1 FT BERM WEST SIDE OF RY FULL LENGTH; 43 FT FM RY 11/29 CNTRLN.
    A110-4 FOR CD CTC HELENA APCH AT 406-449-5756/5761, WHEN APCH CLSD CTC SALT LAKE ARTCC AT 801-320-2568.
    A33-11/29 HAS 1% TO 3% UPHILL GRADIENT FROM RY 29 END TO RY 11 END.
    A42-11 RY 11/29 THLDS & EDGES MARKED WITH WHITE CONES

    Runways

    Runway Summary

    Runways: 11/29
    Longest Runway: 11/29 is 3675 ft (1120 m) long
    Runways with an Instrument Approach:

    3U9 Airport Runway Details

    Runway 11/29  3675 ft x 72 ft (1120 m x 22 m)
    Surface:  Turf - Fair condition - No special surface treatment

    Runway 11

    Runway 29

    Elevation: 
    4968.0 4910.0
    Latitude: 
    46-12-53.5985N 46-12-30.3795N
    Longitude: 
    112-06-47.4381W 112-06-07.2692W
    Runway True Alignment: 
    130 310
    Glide Path Angle: 
    0.0 degrees 0.0 degrees
    Traffic Pattern: 
    Left
    Runway Markings Type: 
    Nonstandard (other than numbers only) Nonstandard (other than numbers only)
    Runway Markings Condition:
    Good Good
    Object Centerline Offset: 
    0 ft. left and right of centerline 0 ft. left and right of centerline

    Services

    Airframe Repair: 
    None
    Powerplant Repair: 
    None
    Bottled Oxygen: 
    None
    Bulk Oxygen: 
    None
    Fuel Available: 
    100LL
    Landing Fees: 
    No
    Parking: 
    Hangars and tiedowns available

    Maps & Diagrams

    3U9 Sectional

    Flight Planning
    at skyvector.com

    3U9 Diagram


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