NW 290 · Northwest

CLASS D svc 1200–0400Z‡; other times CLASS E.

NOTAM FILE CPR. MUDDY MOUNTAIN (VH) (DH) VORW/DME 116.2 DDY Chan 109 N43º05.45´ W106º16.62´ 205º 13.8 NM to fld. 5863/12E. VOR unusable: 132º–142º byd 40 NM blo 18,000´ 143º–153º byd 40 NM 154º–164º byd 40 NM blo 10,800´ 154º–164º byd 81 NM 165º–180º byd 40 NM ILS 111.3 I–SYD Rwy 03. Class IB. SYD LOC is unmntd fm 0400–1200Z‡ daily. LOC unusable byd 25º right of course.

Emerg freq 121.5 not avbl at twr. – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

3810X30 (DIRT)

Bldg.

Unattended. Antelope on and invof arpt. Line of sight problem btn Rwy 07 and Rwy 25, Rwy 25 slopes uphill first 510´. Abandoned arpt 1.5 miles west.

307-262-0606

For CD ctc Casper Apch at 307-472-8940, when Apch clsd ctc Denver ARTCC at 303-651-4257. CASPER N43º07.52´ W106º20.43´ RCO 122.6 (CASPER RADIO) CENTRAL WYOMING RGNL (See RIVERTON on page 310) CHEROKEE N41º45.34´ W107º34.92´ NOTAM FILE CPR. (VH) (H) VORW/DME 115.0 CKW Chan 97 065º 17.4 NM to Rawlins Muni/Harvey Fld. 7050/15E. VOR unusable: 000º–015º byd 40 NM 082º–085º byd 40 NM 114º–116º byd 40 NM 125º–135º byd 40 NM CHEYENNE CHEYENNE L–11E, 12F CHEYENNE H–3E, L–11E NW, 3 SEP 2026 to 29 OCT 2026