Green Lake frequencies
Green Lake (Y88) in Interlochen, MI has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.9. Every frequency below is in the order you tune it. · Open on the map
All of Green Lake — runways, frequencies, charts and live weatherTaxi & takeoff
- CTAF 122.9
- 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.
What to say on 122.9
Nobody is sequencing traffic at Y88, 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 — 122.9 is not unique to Green Lake.
- Inbound, 10 miles out
Green Lake traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 05, Green Lake.
- Entering the pattern
Green Lake traffic, Skyhawk one two three four five, entering left downwind runway 05, Green Lake.
- Before taking the runway
Green Lake traffic, Skyhawk one two three four five, departing runway 05, Green Lake.
Pattern direction is not always left here — check the Y88 traffic pattern before you announce a leg. The Chart Supplement is authoritative if Y88 publishes a call name that differs from the airport's. Full guidance →
Every Y88 frequency, as one table
| CTAF | 122.9 |
|---|
Frequently asked
What is the CTAF at Y88?
Green Lake is non towered. The common traffic advisory frequency is 122.9 — announce your position and intentions on entry and on each leg of the pattern.
More about Y88
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Something here wrong or out of date?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.