NW 47 · Northwest

Cycle 03SEP2026 · 0 airports · 448 words · FAA Chart Supplement, verbatim

IDAHO 47

COLD MEADOWS GUARD STATION COLD MEADOWS USFS (U81)

0 NW UTC–7(–6DT) N45º17.61´ W114º56.72´ 7030 NOTAM FILE BOI

RWY 16–34:

4550X90 (TURF–DIRT) 0.5% up N

RWY 16:

Trees.

RWY 34:

Hill.

AIRPORT REMARKS:

Unattended. No winter maintenance. Rodent activity on and in vicinity of arpt. Big game animals and livestock on and invof rwy. When wind conds permit lnd Rwy 34; dep Rwy 16. Be advised U.S. Forestry Service recommends left turn down Cotton Wood Creek after departing Rwy 16. Rwy 34 125´ timbered ridge at 350´ and 200´ left. Very high density altitude factor during summer months. Rwy 16–34 only 20 ft—ctr ptn of rwy len is dirt and used for tkof and ldg. Rwy may be soft in early spring. Rubber water bar strips on rwy. Rwy 16 unpainted rock bdry mkrs. Rwy 16–34 first 500 ft of Rwy 34 very rough. No telephone avbl at arpt.

AIRPORT MANAGER:

208-634-0600

COMMUNICATIONS:

CTAF 122.9

CLEARANCE DELIVERY PHONE:

For CD ctc Salt Lake ARTCC at 801-320-2568. COLD MEADOWS USFS (See COLD MEADOWS GUARD STATION on page 47)

COOLIN CAVANAUGH BAY (66S)

3 N UTC–8(–7DT) N48º31.12´ W116º49.33´ 2484 NOTAM FILE BOI

RWY 15–33:

3100X120 (TURF)

RWY 15:

Tree. Rgt tfc.

RWY 33:

Tree.

AIRPORT REMARKS:

Attended Jun–Aug, Thu–Mon, 1600–0100Z‡. Watch for sprinklers on rwy. No line of sight between Rwy ends. Seaplane ops conducted in bay north and adjacent to arpt monitor CTAF. Rwy 15–33 edges and thlds marked with white rocks. No winter maintenance. Heavy snowmobiles activity during winter months.

AIRPORT MANAGER:

208-334-8775

COMMUNICATIONS:

CTAF 122.9

CLEARANCE DELIVERY PHONE:

For CD ctc Seattle ARTCC at 253-351-3694. COPPER BASIN (See MACKAY on page 64) COTTONWOOD N46º04.15´ W116º27.97´ RCO 122.2 (BOISE RADIO)

COTTONWOOD MUNI (S84)

1 SE UTC–8(–7DT) N46º02.33´ W116º19.89´ 3474 B NOTAM FILE BOI

RWY 07–25:

H3100X50 (ASPH) MIRL

RWY 07:

Fence.

RWY 25:

PVASI(PSIR)—GA 5.0º TCH 50´.

SERVICE:

LGT ACTIVATE MIRL Rwy 07–25, PVASI Rwy 25, rotating bcn and windsock lgts—CTAF.

AIRPORT REMARKS:

Attended irregularly. Rwy 07–25 marked with numbers only.

AIRPORT MANAGER:

(208) 507-0461

COMMUNICATIONS:

CTAF 122.9 COTTONWOOD

RCO 122.2 (BOISE RADIO)

CLEARANCE DELIVERY PHONE:

For CD ctc Seattle ARTCC at 253-351-3694.

RADIO AIDS TO NAVIGATION:

NOTAM FILE ZSE. (DH) DME 115.65 IDQ Chan 103(Y) N46º03.93´ W116º27.89´ 106º 5.8 NM to fld. 5731. PULLMAN (VL) (L) VORW/DME 117.15 PUW Chan 118(Y) N46º40.45´ W117º13.41´ 115º 53.2 NM to fld. 2772/20E. NOTAM FILE PUW. DME unmonitored. DME unusable: 040º–045º byd 35 NM blo 8,000´ 065º–070º byd 30 NM blo 7,000´ 090º–095º byd 35 NM blo 7,000´ VOR unusable: 032º–100º byd 40 NM 155º–195º byd 40 NM COUGAR RANCH (See CHALLIS on page 44) GREAT FALLS GREAT FALLS GREAT FALLS L–13B NW, 3 SEP 2026 to 29 OCT 2026