If you smell gas in a Chino home, leave the house and then call 911 and SoCalGas at 800-427-2200 from outside. For leaks, new appliance lines and testing past the meter, call the number on this page to be connected with a local plumber in Chino.

Gas lines in Chino
The City of Chino names SoCalGas as the natural gas provider for its residents and businesses, and lists SoCalGas at 800-427-2200 on its utilities page. SoCalGas handles odor calls, meter problems and the service line up to the meter. Past the meter, the piping that feeds your water heater, furnace, range and dryer belongs to the property, and a plumber repairs, extends and tests it.
Chino's Building Division, part of the Development Services Department at 13220 Central Avenue, says nearly all construction or repair work needs a permit, with small exceptions such as fixing a leaky faucet. Gas piping is not one of the exceptions, so expect a permit, a pressure test and an inspection for new lines and appliance hookups. Housing age varies across Chino, so the piping in a given neighborhood can differ; a plumber will see what you have on the first visit.
Comparing the common jobs
| Job | Typical scope | Permit likely? |
|---|---|---|
| Replace a worn appliance connector | New connector and shutoff, leak check | Ask the plumber |
| Repair a leaking joint | Remake the fitting, test the section | Often |
| Add a gas range or dryer | New branch sized for the load | Yes |
| Switch to a tankless heater | Load check, often a larger supply line | Yes |
| Outdoor kitchen or fire pit | Buried or wall-mounted run with outdoor valve | Yes |
Signs to watch for
- A rotten-egg smell (leave and call from outside)
- Hissing near a valve or appliance hookup
- Yellow or lifting burner flames
- A pilot that goes out repeatedly
- Soot marks near appliance vents
Seasonal timing
Gas demand peaks on cold winter evenings when the furnace, water heater and range all run together; that is when an undersized line shows itself. Late summer and early fall are good times to schedule upgrades before the heating season. For any outdoor trenching, call 811 so SoCalGas can mark its lines. Chino is in earthquake country, so ask about water heater strapping and connectors when a plumber is already on site. If the inspection has to wait a few days, the new branch stays capped, and the rest of the house keeps its gas service in the meantime.
Gas Line Services questions in Chino
Does gas piping work here need a permit?
Where does SoCalGas's equipment end and the homeowner's piping begin?
Should the gas system be checked after an earthquake?
Can a range or dryer be converted between propane and natural gas?
More plumbing services in Chino
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