If you smell gas in a Lafayette home, leave first, then call 911 and your gas utility from outside; the utility and its emergency number are on your gas bill. For repairs and new lines after the meter, call the number on this page to be connected with a local plumber in Lafayette.

About Lafayette
Lafayette is a suburban city in southeastern Boulder County that grew out of a coal-mining and farming past, with an Old Town core along Public Road and US-287 as its main corridor. Older homes near Old Town and Festival Plaza can have gas piping that has been extended and patched over the years, while newer neighborhoods tend to have flexible tubing.
No gas utility for Lafayette was confirmed from an official source. Check your gas bill for the provider and its emergency number, and save that number somewhere you can reach from outside. The City of Lafayette Planning and Building Department's Building Division issues building permits; the inspection request line is 303-604-3822, and there is a permit drop-off box at City Hall on South Public Road.
What to do now
- If there is a gas smell, get everyone out without operating switches.
- Call from outside: 911 and the gas utility on your bill.
- Stay out until you are told it is safe.
- Book a plumber for the repair on your side of the meter.
- For planned work, ask the plumber about the City permit and inspection.
Symptoms and likely causes
| Symptom | Likely cause |
|---|---|
| Sulfur smell | Leak: leave and call |
| Burner lights with a pop | Delayed ignition or dirty burner |
| Yellow flame tips | Air-gas mix off |
| Pilot out repeatedly | Thermocouple, draft or supply |
| Rust on exposed pipe | Corrosion in older homes |
Cost factors
- Run length and access
- Condition of older piping
- Whether the line can carry a new appliance
- Outdoor or buried runs
- City permit and inspection
Late summer is the easiest time for planned gas work, before the furnace runs every night. In Old Town homes, a pressure test before adding an appliance shows whether the existing system can take more. Keep carbon monoxide alarms working on every level and near bedrooms.
If you are adding a gas line outdoors, the plumber will request utility locates through Colorado 811 before trenching, and the line will be pressure tested before use. Ask for the test record and the permit number for your files, since they help with future projects.
Gas Line Services questions in Lafayette
How do I know which gas utility serves my address?
Does gas piping work here need a permit?
Can a plumber add a gas line for a new range, dryer or fireplace?
Should a home with gas appliances have carbon monoxide alarms?
More plumbing services in Lafayette
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