To report a gas leak, call: 

Ameren Illinois  |  800.755.5000


Ameren Missouri  |  800.552.7583


Know the signs of a gas leak: 
  • A distinctive "rotten egg" odor. 
  • A hissing or roaring sound.
  • An unusual area of dead vegetation, blowing dirt or bubbling water.  

If you suspect a gas leak:

  • Leave the premises immediately, taking pets too.
  • On your way out, don't use light switches, cell phones or any electrical device that could generate a spark.
  • Call Ameren after you have left the premises.
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