| | If you think you have a gas leak... what you don't do is as important as what you do! - When you smell gas, don't light a match or candle.
- If you're smoking, extinguish your cigarette immediately.
- Don't open windows in an attempt to ventilate.
- Don't touch an electrical switch or use your phone and, most important, don't try to find the source yourself.
When you smell trouble... Even though natural gas facilities and appliances are designed to provide many years of safe, reliable service, gas leaks can occur. That's why natural gas, delivered by Columbia Gas, has a distinct odor. That odor is cause an additive call mercaptan. If you smell gas, don't take a chance. Your safety comes first. You must follow these instructions -and let the experts handle the situation.
No matter where you smell gas in your home-and whether it's a faint smell or a distinct odor - leave the household immediately. Use a neighbor's phone, cellular phone, or pay phone to call Columbia Gas for emergency help. Our operators are available 24 hours a day. The call to our hot line is free at 1-888-460-4332
Wait for a Columbia representative, who will arrive and need to enter your home to determine the source of the odor and inspect your equipment. The source could be indoors or outdoors. Gas leaks from service lines or street mains could migrate into your home through walls or drain lines. Don't investigate on your own.

A service professional will indicate when all is safe after assessing the situation.
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