A Chino slab leak is a water line leaking under the concrete floor of the house. The City of Chino runs the water and sewer systems, but the pipe under the house is the owner's to repair, and the city's Building Division says nearly all repair work needs a permit. Call the number on this page to be connected with a local plumber in Chino.

Local conditions in Chino
Chino is one of the cities in the region that runs its own water, sewer and storm drain systems, so there is one utility account for both water and sewer. Customer service is 909-334-3264. For a water or sewer emergency after regular hours, the city routes calls through the Chino Police Dispatch Center at 909-628-1234, which sends city personnel. That is the right call for water bubbling up at the meter or in the street, not for a leak under the house.
Permits are a bigger factor here than many homeowners expect. The Building Division's FAQ says nearly all construction or repair work requires a permit, with fixing a leaky faucet given as an exception. A reroute or repipe after a slab leak should be expected to need one; the division is at 13220 Central Avenue, (909) 334-3251. Housing age and water hardness vary across Chino, so the plumber will judge your pipe on testing.
Ways to fix it
| Approach | When it fits | What to expect |
|---|---|---|
| Direct repair through the floor | Single leak, pipe otherwise in good shape | Small opening in the slab, patch and flooring repair |
| Reroute overhead | Long run under the slab or a repeat leak | Concrete left alone; access holes in walls or ceilings |
| Repipe the house | Multiple failures or widespread wear | Bigger project that replaces the leak-prone system |
Signs of a leak under the slab
- A meter that shows flow with the house and yard shut down
- Warm tile in the kitchen, a bath or near the water heater
- Wet carpet, swollen baseboard or a mildew smell low on a wall
- The sound of running water when nothing is on
Timing
Summer water bills hide small leaks behind irrigation use, so do the meter test with the controller off. In cooler months, a hot-side leak is easier to feel. Either way, once you confirm a leak, plan the repair soon; water under a slab can undermine the base and wick into walls and flooring. When you call, mention what the meter did and any past leaks, so the plumber can come prepared to test both the hot and cold sides and talk through permit timing with you.
Slab Leak Repair questions in Chino
Does a slab leak repair or reroute need a permit?
Water is bubbling up in the yard near the meter. Whose problem is that?
Why does one spot on my floor feel warm?
Will homeowners insurance pay for a slab leak?
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