NW 100 · Northwest
Cycle 03SEP2026 · 1 airport · 457 words · FAA Chart Supplement, verbatim
Airports on this page: CII/KCII
100 MONTANA
CHOTEAU (CII)(KCII)
1 NE UTC–7(–6DT) N47º49.70´ W112º10.10´ 3947 B NOTAM FILE GTF
RWY 15–33:
H5000X75 (ASPH) S–16 MIRL
RWY 15:
PAPI(P2L)—GA 3.0º TCH 24´.
RWY 33:
PAPI(P2L)—GA 3.0º TCH 25´.
RWY 05–23:
H3699X60 (ASPH) S–12.5 MIRL
RWY 05:
PAPI(P2L)—GA 3.0º TCH 25´.
RWY 23:
PAPI(P2L)—GA 3.0º TCH 23´. Road.
SERVICE:
FUEL 100LL, JET A LGT ACTVT PAPI Rwy 05, 23, 15 and 33; MIRL Rwy 05–23 and Rwy 15–33—CTAF.
AIRPORT REMARKS:
Attended Mon–Fri 1500–0000Z‡. 100LL 24/7 self svc. Jet A+ full svc call out only aft hrs.
AIRPORT MANAGER:
303-881-8809
WEATHER DATA SOURCES:
AWOS–2 119.275 (406) 466–2259.
COMMUNICATIONS:
CTAF/
UNICOM 122.8 ®SALT
LAKE CENTER APP/DEP CON 133.4
CLEARANCE DELIVERY PHONE:
For CD ctc Salt Lake ARTCC at 801-320-2568.
RADIO AIDS TO NAVIGATION:
NOTAM FILE GTF. GREAT FALLS (VH) (H) VORTACW 115.1 GTF Chan 98 N47º27.00´ W111º24.73´ 291º 38.2 NM to fld. 3672/16E. VOR unusable: 060º–171º byd 40 NM 072º–084º byd 40 NM blo 18,000´ 092º–111º byd 40 NM blo 13,000´ 092º–111º byd 71 NM 112º–119º byd 40 NM blo 18,000´ 120º–147º byd 40
NM CIRCLE TOWN CO (4U6)
1 E UTC–7(–6DT) N47º25.10´ W105º33.65´ 2441 B NOTAM FILE GTF
RWY 12–30:
H4100X75 (ASPH) S–12.5 MIRL 0.4% up SE
RWY 12:
PAPI(P2L)—GA 3.0º TCH 25´.
RWY 30:
PAPI(P2L)—GA 3.0º TCH 21´.
RWY 03–21:
2280X195 (TURF)
SERVICE:
S4 FUEL 100LL LGT ACTVT MIRL Rwy 12–30; PAPI Rwy 12 and Rwy 30—CTAF.
AIRPORT REMARKS:
Attended Mon–Fri 1500–0000Z‡. Rwy 03–21 clsd winter months. Rwy 03–21 unusable in wet wx. Rwy 03–21 thlds marked with red cones. Rwy 03–21 is rough, with long grass, rwy edges are not marked. Rwy 12–30 transverse cracks at 100´ intvls with sgfnt wid and dpt.
AIRPORT MANAGER:
406-485-2481
WEATHER DATA SOURCES:
AWOS–2 119.025 (406) 485–3760.
COMMUNICATIONS:
CTAF/
UNICOM 122.8 ®SALT
LAKE CENTER APP/DEP CON 126.85
CLEARANCE DELIVERY PHONE:
For CD ctc Salt Lake ARTCC at 801-320-2568.
RADIO AIDS TO NAVIGATION:
NOTAM FILE MLS. MILES CITY (VH) (DH) VORW/DME 112.1 MLS Chan 58 N46º22.93´ W105º57.21´ 005º 64.3 NM to fld. 2666/9E.
CLINTON ROCK CREEK (RC0)
3 SE UTC–7(–6DT) N46º43.63´ W113º39.46´ 3547 NOTAM FILE GTF
RWY 07–25:
4100X75 (TURF)
RWY 07:
Tree. Rgt tfc.
RWY 25:
Trees. Rgt tfc.
AIRPORT REMARKS:
Unattended. No sn removal. Rwy 07–25 tall weeds and clump grass full len of rwy. Gopher holes. White cones full length of rwy. CTN–Fenced area adj to NW end of rwy. Trees and trrn in trsn sfc both sides of rwy. Use tie downs on SW corner of rwy; do not park near houses or hngrs.
AIRPORT MANAGER:
406-444-2506
COMMUNICATIONS:
CTAF 122.9
CLEARANCE DELIVERY PHONE:
For CD ctc Spokane Apch at 509-742-2522, when Apch clsd ctc Salt Lake ARTCC at 801-320-2568 GREAT FALLS H–1D, L–13C IAP BILLINGS L–13E GREAT FALLS NW, 3 SEP 2026 to 29 OCT 2026