Here is the full list of all 14 Emergency Crew Volcano Eruption achievements.
Complete all levels of chapter 5 for 3 stars
Complete all levels of chapter 4 for 3 stars
Complete all levels of chapter 3 for 3 stars
Rescue 20 drowning people
Capture 20 marauders
Complete all levels of chapter 2 for 3 stars
Earn 300 units of money during the game
Rescue 20 people from debris
Earn 200 units of money during the game
Extinguish 20 fires
Earn 100 units of money during the game
Complete all levels of chapter 1 for 3 stars
Feed the victims in the camp
Build 100 production buildings