In Colony Survival , outposts generally start spawning zombies once you establish the outpost and its threat level is active. A Steam discussion notes that outposts do spawn zombies based on threat level, but they do not behave exactly like the main colony, and a Reddit post says zombies may not appear until the outpost is set up and colonists are recruited.

What to do

  1. Place or establish the outpost first.
  2. Make sure the outpost has colonists recruited.
  3. Increase activity/threat around the outpost if you want spawns to begin.
  4. If nothing appears, wait a bit and verify the outpost is actually active.

Why it may not spawn

  • The outpost may not yet be fully established.
  • Threat level may be too low.
  • The outpost area may be outside the normal active range until it is loaded in properly.
  • In some setups, spawns seem delayed until colonists are present.

Quick note

There is also a lot of recent web content about “outpost” topics in other games, so for Colony Survival the most relevant source here is the community discussion about outpost spawning behavior.

TL;DR: set up the outpost, recruit colonists, and then build up the threat/activity there—spawns usually follow after that.