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Bert Mooney Airport
KBTM BTM (Butte, MT)
Class E: untowered

Elevation: 5550


RwySizeTypeCond.
15/339000x150AsphaltGood
12/305100x75AsphaltGood


Chart Supplement (pdf version)

BERT MOONEY (BTM)(KBTM) 3 SE UTC–7(–6DT) N45º57.29´ W112º29.85´
5551 B LRA-Landing Rights Airport Class I, ARFF Index A NOTAM FILE BTM
RWY 15–33: H9000X150 (Grooved Asphalt) S–60, D–125, 2S–175, 2D–175 PCR 510 F/A/X/T MIRL
RWY 15: MALSR. PAPI(P4L)—GA 3.5º TCH 55´. Right Traffic. 0.5% up.
RWY 33: VASI(V2L)—GA 3.0º TCH 74´. Tower. 0.4% down.

RWY 12–30: H5100X75 (Grooved Asphalt) S–12.5 PCR 210 F/A/X/T MIRL
RWY 12: Runway End Identifier Lights. PAPI(P2L)—GA 4.0º TCH 41´. Road.
RWY 30: Runway End Identifier Lights. PAPI(P2L)—GA 4.0º TCH 47´. Building.
RUNWAY DECLARED DISTANCE INFORMATION
RWY 12:TORA–5100TODA–5100ASDA–5100LDA–5100
RWY 15:TORA–9000TODA–9000ASDA–9000LDA–9000
RWY 30:TORA–5100TODA–5100ASDA–5100LDA–5100
RWY 33:TORA–9000TODA–9000ASDA–9000LDA–9000
SERVICE: S4 FUEL 100, 100LL, JET A OXYGEN 1, 2, 3, 4 LIGHTING Runway 12 PAPI unusable beyond 5 degree right of runway centerline. PAPI restricted to 2.1 NM from Runway 30 threshold due to high terrain. PAPI unusable beyond 2 degree right of runway centerline. Runway 33 do not use VASI beyond 1.5 mile due to high terrain. ACTIVATE MALSR Runway 15; Runway End Identifier Lights Runway 12 and 30; PAPI Runway 12 and 30; VASI Runway 33; MIRL Runway 15–33 and 12–30—CTAF. PAPI Runway 15 operates continuously.
AIRPORT REMARKS: Attended dawn–dusk. Deer in the vicinity of airport. Snow removal operations in progress during periods of snow. Cold temperature airport. Altitude correction required at or below –24C. Surface conditions unmonitored between midnight and 5 a.m. Prior Permission Required for unscheduled air carrier operations with more than 30 passenger seats call airport manager 406–494–3771. Taxiway D restricted to aircraft with wingspan less than 100 foot without Prior Permission Required, call airport manager 406–494–3771. Fee for all commercial aircraft and aircraft over 9000 lbs. Landing fee.

AIRPORT MANAGER: 406-494-3771
WEATHER DATA SOURCES: ASOS 135.175 (406) 494–1870.
COMMUNICATIONS: CTAF/UNICOM 123.0
BUTTE RCO 122.2 (GREAT FALLS RADIO) COPPERTOWN RCO 122.3 (GREAT FALLS RADIO)
®
SALT LAKE CENTER APPROACH/DEPARTURE CONTROL 132.4 CLEARANCE DELIVERY PHONE: For clearance delivery if unable to contact on FSS frequency, contact Salt Lake ARTCC at 801-320-2568.

AIRSPACE: CLASS E.
RADIO AIDS TO NAVIGATION: NOTAM FILE BTM. COPPERTOWN (VL) (L) VORW/DME 116.05 CPN Chan. 107(Y) N46º01.92´ W112º44.85´ 098º 11.4 NM to field. 5780/16E. VOR unusable:
105º–292º beyond 40 NM

125º–135º beyond 30 NM below 15,000´

160º–270º beyond 24 NM below 17,000´
293º–303º beyond 40 NM below 13,000´
293º–303º beyond 46 NM
304º–327º beyond 40 NM
351º–080º beyond 20 NM below 15,000´
355º–098º beyond 40 NM DME unusable:
025º–050º beyond 30 NM
051º–100º beyond 30 NM below 15,000´
125º–135º beyond 30 NM below 15,000´
160º–269º beyond 24 NM
270º–290º beyond 24 NM below 17,000´
291º–314º beyond 25 NM below 13,000´
315º–325º beyond 25 NM below 15,000´
326º–345º beyond 25 NM below 13,000´
351º–024º beyond 30 NM below 15,000´
WHITEHALL (VH) (H) VORW/DME 113.7 VOR unusable: HIA Chan. 84 N45º51.71´ W112º10.18´ 274º 14.8 NM to field. 4652/18E.
000º–066º beyond 40 NM
067º–077º beyond 40 NM below 18,000´
080º–090º beyond 40 NM below 18,000´
105º–160º beyond 25 NM below 17,000´
105º–171º beyond 40 NM
188º–246º beyond 40 NM
210º–230º beyond 25 NM below 17,000´
247º–257º beyond 40 NM below 29,000´
258º–347º beyond 40 NM
260º–310º beyond 25 NM below 17,000´
310º–330º beyond 20 NM below 17,000´
348º–359º beyond 40 NM below 15,500´
348º–359º beyond 51 NM
355º–050º beyond 25 NM below 15,500´ DME unusable:
105º–160º beyond 25 NM below 17,000´
210º–230º beyond 25 NM below 17,000´
260º–310º beyond 25 NM below 17,000´
310º–330º beyond 20 NM below 17,000´
355º–050º beyond 25 NM below 15,500´

ILS/DME 110.9 I–BEY Chan. 46 Runway 15. Class IT. DME unusable beyond 30º left of course.



ApproachTypeCat B MinsPlate
VOR-A ARCCIRCLING7120-1½chart
ILS OR LOC RWY 15S-ILS 15
S-ILS 15
S-LOC 15
S-LOC 15
CIRCLING
5778-½
6280-1⅞
6020-½
6500-1
6660-1½
chart
RNAV (GPS) RWY 15LPV
LPV
LNAV
CIRCLING
6281-1⅞
5825-½
6780-1
6780-1¼
chart



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Database updated: 2026/03/19

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