NW 99 · Northwest

Cycle 03SEP2026 · 1 airport · 367 words · FAA Chart Supplement, verbatim

Airports on this page: LTY/KLTY

MONTANA 99

CHESTER LIBERTY CO (LTY)(KLTY)

1 W UTC–7(–6DT) N48º30.64´ W110º59.45´ 3185 B TPA—3985(800) NOTAM FILE GTF

RWY 07–25:

H4607X75 (ASPH–PFC) S–12.5 MIRL 0.4% up W

RWY 25:

PAPI(P2L)—GA 3.0º TCH 39´.

RWY 16–34:

1710X60 (TURF) 1.1% up N

RWY 16:

P–line.

SERVICE:

S2 FUEL 100LL LGT ACTIVATE PAPI Rwy 25, MIRL Rwy 07–25—CTAF.

AIRPORT REMARKS:

Attended Mar–Nov Mon–Fri 1500–0000Z‡, Dec–Feb irregular. Fuel by apntmt only 406–265–0883. Deer and antelope invof arpt. Rwy 16–34 has numerous gopher holes. Rwy 16–34 rwy ends marked with sheet metal installed on a frame fixture 2´ tall painted black and yellow. Rwy 16–34 marked with white cones full length.

AIRPORT MANAGER:

(406) 265-0883

COMMUNICATIONS:

CTAF/

UNICOM 122.8

CLEARANCE DELIVERY PHONE:

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

RADIO AIDS TO NAVIGATION:

NOTAM FILE HVR. HAVRE (VL) (DH) VORW/DME 114.65 HVR Chan 93(Y) N48º32.43´ W109º46.20´ 252º 48.7 NM to fld. 2583/16E. VOR unusable: 070º–076º byd 40 NM 077º–087º byd 40 NM blo 6,500´ 077º–087º byd 69 NM 088º–204º byd 40 NM 205º–215º byd 40 NM blo 6,000´ 205º–215º byd 56 NM 216º–250º byd 40 NM 251º–261º byd 40 NM blo 6,800´ 251º–261º byd 57

NM CHINOOK EDGAR G OBIE (S71)

1 W UTC–7(–6DT) N48º35.53´ W109º15.04´ 2416 B TPA—3216(800) NOTAM FILE GTF

RWY 08–26:

H4000X75 (ASPH) S–12.5 MIRL

RWY 26:

PAPI(P2L)—GA 4.0º TCH 37´.

SERVICE:

S2 FUEL 100LL LGT ACTIVATE PAPI Rwy 26 and MIRL Rwy 08–26 dawn–dusk—CTAF. After dusk MIRL on continuously until dawn.

AIRPORT REMARKS:

Attended 1400–0200Z‡, cell 406–799–6516. Fuel, self service credit card 24/7. 226 ft AGL smoke stack 1.1 mi fm 26 thr.

AIRPORT MANAGER:

(406) 799-6516

WEATHER DATA SOURCES:

AWOS–AV 118.35 (406) 357–3453.