Ghoul Problem

Ghoul Problem at (location) is a Minutemen radiant quest in Fallout 4. This quest can be started randomly when speaking to Preston Garvey, listening to Radio Freedom, or talking to a settler. If a settlement hasn't been unlocked yet, this quest may be started by speaking to a settler at that location, such as Blake Abernathy at Abernathy farm, and it will unlock the settlement.

Quick walkthrough

 * 1) Speak to point of contact at settlement.
 * 2) Clear the ghouls from a random location.
 * 3) Return to point of contact at settlement.
 * 4) If quest started with Preston or Radio Freedom, return to Preston Garvey.

Possible settlements asking for help

 * Abernathy farm
 * Covenant
 * County Crossing
 * Greentop Nursery
 * Oberland station
 * Starlight Drive In
 * Tenpines Bluff

Possible ghoul-infested locations

 * Bedford Station
 * National Guard training yard
 * Super-Duper Mart