NW 94 · Northwest

Cycle 03SEP2026 · 1 airport · 493 words · FAA Chart Supplement, verbatim

Airports on this page: BIL/KBIL

94 MONTANA

BILLINGS LOGAN INTL (BIL)(KBIL)

2 NW UTC–7(–6DT) N45º48.47´ W108º32.61´ 3662 B TPA—See Remarks ARFF Index—See Remarks NOTAM FILE BIL

RWY 10L–28R:

H10518X150 (ASPH–GRVD) S–120, D–214, 2S–175, 2D–365 PCR 745 F/B/X/T HIRL

RWY 10L:

MALSR. PAPI(P4L)—GA 3.0º TCH 51´. RVR–T 0.8% down.

RWY 28R:

REIL. PAPI(P4R)—GA 3.0º TCH 56´. RVR–R Ground. 1.0% up.

RWY 07–25:

H5501X75 (ASPH–GRVD) S–12.5 PCR 303 F/B/X/T MIRL 1.9% up SW

RWY 07:

PAPI(P4L)—GA 3.0º TCH 31´. Ground.

RWY 25:

REIL. PAPI(P4R)—GA 3.0º TCH 36´.

RWY 10R–28L:

H3800X75 (ASPH) S–12.5 PCR 107 F/B/X/T MIRL 1.3% up NW

RWY 10R:

Ground.

RUNWAY DECLARED DISTANCE INFORMATION

RWY 07:

TORA–5501 TODA–5501 ASDA–5501 LDA–5501

RWY 10L:

TORA–10518 TODA–10518 ASDA–10518 LDA–10518

RWY 10R:

TORA–3801 TODA–3801 ASDA–3801 LDA–3801

RWY 25:

TORA–5501 TODA–5501 ASDA–5501 LDA–5501

RWY 28L:

TORA–3801 TODA–3801 ASDA–3801 LDA–3801

RWY 28R:

TORA–10518 TODA–10518 ASDA–10518 LDA–10518

SERVICE:

S4 FUEL 100LL, JET A OX 1, 2, 3, 4 LGT For MIRL Rwy 10R–28L and Rwy 07–25, HIRL Rwy 10L–28R, MALSR Rwy 10L and REIL Rwy 25 and Rwy 28R ctc twr.

AIRPORT REMARKS:

Attended continuously. Migratory waterfowl invof arpt. Pilots conducting EFVS ops; be aware LED ALS in use Rwy 10L. SAID in use. Operate transponders with altitude reporting mode and ADS–B (if equipped) enabled on all airport surfaces. Rwy 07–25 and Rwy 10R–28L clsd to acft over 12,500 lbs. No cstms, remote acft parking, ltd gnd handling svc. Twy D 35´ wide clsd to acft over 12,500 lbs. Class I, ARFF Index C. PPR unscheduled air carrier ops with more than 30 pax seats ctc arpt ops 406–657–8496. ARFF Index B from 0900–1200Z‡. 180º turns prohibited on all sfcs. TPA—Single engine acft 4500 (838), multi engine/turbojet acft 5000 (1338).

AIRPORT MANAGER:

(406) 657-8484

WEATHER DATA SOURCES:

ASOS 126.3 (406) 503–0719. LLWAS.

COMMUNICATIONS:

ATIS 126.3

UNICOM 122.95 ®

APP/DEP CON 119.2 EAST 120.5

WEST TOWER 127.2

GND CON 121.9 PRE TAXI CLNC 121.9

AIRSPACE:

CLASS C svc ctc APP CON.

RADIO AIDS TO NAVIGATION:

NOTAM FILE BIL. (VH) (H) VORTACW 114.5 BIL Chan 92 N45º48.51´ W108º37.48´ 077º 3.4 NM to fld. 3811/14E. VOR unusable: 146º–154º byd 40 NM 155º–165º byd 40 NM blo 11,000´ 155º–165º byd 49 NM blo 18,000´ 166º–173º byd 40 NM ILS/DME 111.5 I–BIL Chan 52 Rwy 10L. Class IT. ILS/DME 111.5 I–BMO Chan 52 Rwy 28R. Class IA. Localizer unusable beyond 20 degrees left and right of course. BLACK BUTTE NORTH (See WINIFRED on page 149)

BOULDER (3U9)

2 S UTC–7(–6DT) N46º12.70´ W112º06.46´ 4968 NOTAM FILE GTF

RWY 11–29:

3675X72 (TURF) 1.6% up W

AIRPORT REMARKS:

Unattended. No snow removal. Rwy 11–29 NSTD markings, thlds and edges marked with white cones. –2´ drainage ditch +1´ berm west side of rwy full length, 43´ from Rwy 11–29 cntrln.

AIRPORT MANAGER:

(406) 431-7519

COMMUNICATIONS:

CTAF 122.9

CLEARANCE DELIVERY PHONE:

For CD ctc Helena Apch at 406-449-5756/5761, when Apch clsd ctc Salt Lake ARTCC at 801-320-2568. BOWMAN FLD (See ANACONDA on page 90) BILLINGS H–1E, L–13D IAP, AD GREAT FALLS NW, 3 SEP 2026 to 29 OCT 2026