ROUNDUP
Latitude: 46-28-30 N
Longitude: 108-32-36.3 W
Elevation: 3490.3 ft.
Variation: 11 E 2015
From city: 2 miles N of ROUNDUP, MT
ARTCC: ZLC
Section chart: BILLINGS
Time Zone: UTC-7(-6DT)
RPX (KRPX)
ROUNDUP, MT
UNITED STATES

Data is effective:
04/03/2014 - 05/29/2014
Airport Operations
Airport Status: Operational
Facility use: Open to the public
Control Tower: No air traffic control tower at airport
FSS: GREAT FALLS FSS (GTF)
Toll Free: 1-800-WX-BRIEF
NOTAMs Facility: GTF (GREAT FALLS INTL)
Attendance: UNATNDD
SERVICE AVBL BY PHONE 406-855-7354.
Wind Indicator: Lighted
Segmented Circle: Yes
Lights: SEE RMK
ACTVT PAPI RY 07 & RY 25 - CTAF.
Beacon: Clear and Green
SS-SR
Landing Fee: No
Fuel: 100LL, A
Int'l Operations: Not a Landing Rights Airport
Not an Airport of Entry
Airport Contacts
OWNER:
ROUNDUP & MUSSELSHELL COUNTY
506 MAIN ST
ROUNDUP, MT 59072
UNITED STATES
Phone: 406-323-1104
MANAGER:
KELLY GEBHARDT
20 SKYLINE DRIVE
ROUNDUP, MT 59072
UNITED STATES
Phone: 406-323-1564
OR 406-855-7354.
General Remarks
•  PHONE ON FLD.
•  RADIO CONTROLLED AIRPLANE OPNS ON ARPT.
•  WILDLIFE ON & INVOF ARPT.
Airport Communications
UNICOM: 122.7 MHz AUTOMATED UNICOM.
ATIS: None  
null: 127.75 MHz APCH/P DEP/P  
null: 351.9 MHz APCH/P DEP/P  
Remarks:
•  APCH/DEP SVC PRVDD BY SALT LAKE ARTCC ON FREQS 127.75/351.9 (BILLINGS RCAG).
Radio AIDS To Navigation
NAVAIDS:
Type ID Name Frequency Hours Distance Bearing Remarks
NDB RPX ROUNDUP 362 KHz 24 Hours 0.4 nm 54.5°
•  OPERATIONAL VFR ONLY
VORTAC BIL BILLINGS 114.5 MHz 24 Hours 40.1 nm 4.8°
•  OPERATIONAL IFR
Weather Data Services
ID Type Frequency Phone Distance Remarks
BIL WX ASOS   406-248-2773 40.0 nm
LWT WX AWOS-3 135.075 MHz 406-538-5120 51.4 nm
Runways
07/25
Dimensions: 5099 ft. x 75 ft.
Surface Type: ASPH
Surface Condition: GOOD
Treatment:  
Runway Edge Lights: Medium Intensity
Weight Limitations  
   PCN:  
   Single Wheel: 12.5,000 lbs
   Double Wheel:  
   Double Tandem:  
   Dual Double Tandem:  
  Runway 07 Runway 25
True Alignment: 78° 258°
Traffic Pattern:   Left
RY 25 RIGHT TFC FM 2200 TO 0700.
Markings: Non-precision instrument Non-precision instrument
Markings Condition: Good Good
Latitude: 46-28-24.9658 N 46-28-35.6501 N
Longitude: 108-33-4.9018 W 108-31-53.7271 W
Elevation: 3490.3 ft. 3430.8 ft.
Threshold Crossing Height: 43 ft. AGL 42 ft. AGL
Visual Glide Path Angle:
Visual Slope Indicator: 2-light PAPI on left 2-light PAPI on left
Runway End Identifier Lights: No No
TDZE: 3490.3 ft. 3453 ft.

16/34
Dimensions: 2460 ft. x 100 ft.
Surface Type: TURF-DIRT
Surface Condition: GOOD
Treatment:  
Runway Edge Lights:  
Weight Limitations  
   PCN:  
   Single Wheel:  
   Double Wheel:  
   Double Tandem:  
   Dual Double Tandem:  
  Runway 16 Runway 34
True Alignment: 168° 348°
Markings: RY 16/34 MKD WITH WHITE CONES FULL LENGTH; RED CONES MARK THR.  
Latitude: 46-28-41.2142 N 46-28-17.4939 N
Longitude: 108-32-54.2997 W 108-32-46.8273 W
Elevation: 3464.2 ft. 3482.3 ft.
Runway End Identifier Lights: No No
TDZE: 3482.3 ft. 3482.3 ft.

Heliports
None