East Troy Municipal frequencies
East Troy Municipal (57C) in East Troy, WI has no control tower, so nobody is sequencing traffic here — you announce your own position on 123.0. Every frequency below is in the order you tune it. · Open on the map
All of East Troy Municipal — runways, frequencies, charts and live weatherBefore taxi
- ASOS/AWOS 118.125
- An automated weather station reading the field conditions aloud — wind, visibility, ceiling, temperature and altimeter. It replaces ATIS at a field with no controller to record one. Get the altimeter setting before you descend below the transition altitude.
Taxi & takeoff
- CTAF 123.0
- The common frequency pilots use to announce themselves to each other at a field with no operating control tower. Nobody is controlling traffic — you are self announcing. Report your position and intentions on entry and on each leg of the pattern, and listen well before you transmit.
- UNICOM 123.0
- A ground station run by the FBO rather than the FAA, for fuel, parking and airport services. Use it for services. Where the field has no separate CTAF, the same frequency doubles as the advisory frequency.
Departure & arrival Milwaukee
- App/Dep 125.35
- One radar controller working both arrivals and departures — normal at a smaller TRACON. The same frequency takes your climb out and your inbound call.
What to say on 123.0
Nobody is sequencing traffic at 57C, so every call is you telling other aircraft where you are. Open and close with the field name so a pilot tuned to a shared frequency knows which airport you mean — 123.0 is not unique to East Troy Municipal.
- Inbound, 10 miles out
East Troy traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 08, East Troy.
- Entering the pattern
East Troy traffic, Skyhawk one two three four five, entering left downwind runway 08, East Troy.
- Before taking the runway
East Troy traffic, Skyhawk one two three four five, departing runway 08, East Troy.
Pattern direction is not always left here — check the 57C traffic pattern before you announce a leg. The Chart Supplement is authoritative if 57C publishes a call name that differs from the airport's. Full guidance →
By procedure & sector (3 more)
| 121.725 | APT REMARK 4 WITH GCO FREQ |
|---|---|
| 126.5 | GOPAC STAR |
| 307.0 | APCH/P DEP/P, GOPAC STAR |
Every 57C frequency, as one table
| ASOS/AWOS | 118.125 |
|---|---|
| CTAF | 123.0 |
| UNICOM | 123.0 |
| App/Dep | 125.35 |
Frequently asked
What is the CTAF at 57C?
East Troy Municipal is non towered. The common traffic advisory frequency is 123.0 — announce your position and intentions on entry and on each leg of the pattern.
What is the ASOS/AWOS frequency at 57C?
ASOS/AWOS at East Troy Municipal is 118.125. It is an automated broadcast, so there is no letter to report — just take the altimeter setting and wind.
What is the approach frequency for 57C?
App/Dep for East Troy Municipal is 125.35, working as "Milwaukee". Call inbound for flight following or to begin an instrument approach.
More about 57C
Frequencies from FAA NASR. For planning and education only; always verify against official sources.
Something here wrong or out of date? Report a data problem.