NW 50 · Northwest

H3550X50 (ASPH) LIRL 0.4% up S

Tank.

Road.

LGT For LIRL Rwy 17–35 and rot bcn—key 122.8 five times. South 1000 ft of rwy lights 1–2 ft below rwy surface.

Unattended. Rwy 35 first 900 ft of rwy is curved 15 deg to the E. Farm machinery to 20 ft high may be lctd within 500 ft of apch to Rwy 17. Ramp and twy apsh poor. Fences all sides of rwy and btn parl to road/rwy.

208-851-0348

For CD ctc Salt Lake ARTCC at 801-320-2568.

NOTAM FILE MLD. MALAD CITY (VH) (DH) VORW/DME 117.4 MLD Chan 121 N42º11.99´ W112º27.07´ 031º 20.3 NM to fld. 7330/17E. VOR unusable: 009º–018º byd 40 NM 019º–029º byd 40 NM blo 15,000´ 019º–029º byd 68 NM 030º–035º byd 40 NM 055º–068º byd 40 NM blo 18,000´ 094º–104º byd 40 NM 157º–167º byd 25 NM blo 11,000´ 244º–247º byd 40 NM 257º–259º byd 40 NM 301º–305º byd 40 NM 313º–319º byd 40 NM DME unusable: 005º–025º byd 30 NM blo 14,000´ 157º–167º byd 25 NM blo 11,000´

H7301X100 (ASPH) S–30, D–75 PCN 28 F/B/X/T MIRL 1.3% up NE

REIL. PAPI(P4R)—GA 3.5º TCH 40´.

REIL. PAPI(P4L)—GA 3.5º TCH 41´. Rgt tfc.

S6 FUEL 100LL, JET A+ OX 1, 2 LGT ACTVT REILs Rwy 04 and Rwy 22; MIRLs Rwy 04–22—CTAF. PAPI Rwys 04 and 22 oprs consly. Rwy 22 PAPI unusbl byd 4 nm due to trrn.

Attended Oct–May 1500–0000Z‡, Jun–Sep 1400–0200Z‡. Sailplane opns drg summer months. Svr winter conds psbl Nov–Apr. No arpt info or snow removal guaranteed outside nml bus hrs. Hel no hover taxi. TPA: Powered acft use rgt tfc to Rwy 22. Calm wind ldg Rwy 04. Gliders utilize rgt tfc for Rwy 04 and left tfc for Rwy 22. 3000´ X 150´ turf ldg area marked with white cones btn Rwy 04–22 and twy ltd to tailwheel acft with wingspan 49´ or less. Ldg fee.

607-341-8041

AWOS–3PT 120.775 (208) 423–0089.

For CD ctc Salt Lake ARTCC at 801-320-2568.

NOTAM FILE BOI. DUBOIS (VH) (H) VORTACW 116.9 DBS Chan 116 N44º05.33´ W112º12.56´ 098º 52.7 NM to fld. 4920/15E. VOR unusable: 003º–013º byd 40 NM blo 15,000´ 003º–013º byd 65 NM blo 18,000´ 014º–070º byd 40 NM 105º–110º byd 40 NM 122º–129º byd 40 NM 133º–150º blo 7,600´ 225º–264º byd 40 NM 265º–275º byd 40 NM blo 16,000´ 265º–275º byd 73 NM blo 18,000´ 276º–284º byd 40 NM 285º–295º byd 40 NM blo 13,600´ 285º–295º byd 54 NM 296º–327º byd 40 NM 328º–338º byd 40 NM blo 12,000´ 328º–338º byd 51 NM 339º–002º byd 40

4600X100 (GRVL–DIRT)

Road.

Rgt tfc.

Unattended. No winter maintenance. Rwy 16–34—60 ft grvl strip is cntrd btn the 300 ft arpt bdry mkrs. Rwy 16–34 cone bdry mkrs 140 ft each side of rwy cntrln and wood panels acrs both thrs.

208-390-5673

For CD ctc Salt Lake ARTCC at 801-320-2568. DUBOIS N44º05.33´ W112º12.56´ NOTAM FILE BOI. (VH) (H) VORTACW 116.9 DBS Chan 116 207º 19.1 NM to Mud Lake/West Jefferson Co. 4920/15E. VOR unusable: 003º–013º byd 40 NM blo 15,000´ 003º–013º byd 65 NM blo 18,000´ 014º–070º byd 40 NM 105º–110º byd 40 NM 122º–129º byd 40 NM 133º–150º blo 7,600´ 225º–264º byd 40 NM 265º–275º byd 40 NM blo 16,000´ 265º–275º byd 73 NM blo 18,000´ 276º–284º byd 40 NM 285º–295º byd 40 NM blo 13,600´ 285º–295º byd 54 NM 296º–327º byd 40 NM 328º–338º byd 40 NM blo 12,000´ 328º–338º byd 51 NM 339º–002º byd 40 NM ECKHART INTL (See PORTHILL on page 76)

2600X150 (TURF)

Trees.

Trees.

S2

Unattended. Rwy 14–35 is a curved rwy. Rwy not maintained in winter. Rwy 14 and 35 is not marked and no thld defined. Rwy is curved to the NW; no line of site fm one rwy end to the other. Nmrs tree ovr 60 ft and houses ovr 20 ft tall on apch. Land Rwy 14 tkof Rwy 35 when wind conditions allow.

(208) 842-2494

For CD ctc Seattle ARTCC at 253-351-3694. SALT LAKE CITY SALT LAKE CITY H–1D, L–11D GREAT FALLS NW, 3 SEP 2026 to 29 OCT 2026