Quick cardHome and city
Home and city

Gas smell

Smells like rotten eggs, or you hear a hissing near a pipe.

Call 911
Do this nowTap each step when done
  1. 1Leave immediately with the people and pets. Nothing else.
  2. 2Leave the door open as you go.
  3. 3Warn the neighbors by knocking on their doors, not ringing the bell.
  4. 4Get away. From a distance call 911 and your electric or gas company.
  5. 5Wait outside until your electric or gas company or the fire department says it's safe.
1. Get out now and leave the door open   2. Don't turn lights or appliances on or off   3. Warn the neighbors: knock, no bell   4. From a distance call 911 and your gas company
Don't
  • Don't turn lights or appliances on or off.
  • Don't use the phone or the flashlight nearby.
  • Don't light matches or start a nearby car.
  • Don't turn the gas back on yourself: your electric or gas company does it.
Have ready
  • Know whether your home or apartment has gas.
  • Location of the valve behind each appliance.
  • 12 in (30 cm) adjustable wrench stored with the kit.
  • Your electric or gas company's number saved.
Key factClose the valve only if you can do it immediately, without going in further and without risk. A quarter turn: lever crosswise to the pipe.

More detail

Next urgent cardUnconscious person / not breathing: CPR and AED

Reviewed: Nov 2026 · Sources: Chapter 9 · Urban survival