DDY VOR/DME: Muddy Mountain, WY · 116.20

The Muddy Mountain VOR/DME (DDY) transmits on 116.20 MHz, TACAN/DME channel 109X, from 5,863 ft MSL in Casper, Wyoming. From the FAA’s NASR data (cycle 2026-09-03); check the current Chart Supplement and NOTAMs before you rely on it.

Station

Frequency116.20 MHz

TACAN/DME Channel109X

TypeVOR/DME

StatusRestrictedSee FAA Remarks

Elevation5,863 ft MSL

Magnetic Variation12°E1990 Epoch

Hours24 Hours

ARTCCDenver

Service Volume: VOR High (VH)

Where the FAA protects this VOR’s signal off published routes (AIM 1-1-8). Heights are above the transmitter, not MSL. Published routes and procedures can use a VOR beyond these limits, and the remarks below can narrow them.

1,000 ft to 5,000 ft ATH40 NM

5,000 ft to 14,500 ft ATH70 NM

14,500 ft to 60,000 ft ATH100 NM

18,000 ft to 45,000 ft ATH130 NM

FAA Remarks

VOR UNUSBL 132-142 BYD 40 NM BLW 18000 FT; 143-153 BYD 40 NM; 154-164 BYD 40 NM BLW 10800 FT; 154-164 BYD 81 NM; 165-180 BYD 40 NM.

Verbatim from NASR. Radials are magnetic, from the station. UNUSBL = Unusable · BYD = Beyond · BLW = Below.

Public Airports Within 40 NM

Each field’s radial and distance from DDY, using the station’s own 12°E alignment.

KHAD Harford FieldCasperR-176 · 10 NM KCPR Casper-Natrona County International AirportCasperR-204 · 14 NM

Nearby VORs

IIP HipsherVOR/DME · 115.75 · R-106 · 53 NM CZI Crazy WomanVOR/DME · 117.30 · R-341 · 55 NM MBW Medicine BowVOR/DME · 116.85 · R-159 · 76 NM GCC GilletteVOR/DME · 114.60 · R-011 · 82 NM RLY WorlandVOR/DME · 114.80 · R-294 · 90 NM BOY Boysen ReservoirVOR/DME · 117.80 · R-273 · 91 NM

More VORs in Wyoming, or plan a route through DDY in the Route Planner.

DDY VOR/DME · Muddy Mountain

Station

Service Volume: VOR High (VH)

FAA Remarks

Public Airports Within 40 NM

Nearby VORs