Porter Valley Test Only

Yes. Porter Valley Test Only is STAR certified with the California Bureau of Automotive Repair, so it can test vehicles the DMV directs to a STAR station, including gross polluters.

Yes. Porter Valley Test Only is licensed as a Test Only smog station. This station performs the smog test and issues the certificate. It does not do repairs, so a failed vehicle has to be fixed elsewhere and brought back.

Porter Valley Test Only is open Monday 8 AM to 5 PM; Tuesday 8 AM to 5 PM; Wednesday 8 AM to 5 PM; Thursday 8 AM to 5 PM; Friday 8 AM to 5 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Porter Valley Test Only accepts walk-ins, so you can drive in without booking ahead.

Porter Valley Test Only accepts Credit Card, Debit Card, NFC/Contactless.

Google lists the following accessibility features at Porter Valley Test Only: wheelchair accessible entrance, wheelchair accessible parking, wheelchair accessible restroom, wheelchair accessible seating.

Porter Valley Test Only has held a BAR smog license since 2010. You can verify the license status at bar.ca.gov.

Porter Valley Test Only has not published a price on SmogCheckDeals. The Bureau of Automotive Repair puts the statewide average at $69.16 as of August 2026, about $65 for a 2000-or-newer vehicle and $73 for 1999-or-older, plus the $8.25 certificate fee. Call (818) 366-9500 for a quote.

Porter Valley Test Only does not take online bookings here, but walk-ins are welcome. Call (818) 366-9500 to check the wait.

Staff at Porter Valley Test Only speak English.

Bring the car, your registration or DMV renewal notice, and a way to pay. Most smog checks take 15 to 30 minutes, and most visits are closer to 20.

Porter Valley Test Only is a Test Only station, so it cannot do the repair. You would have the work done at a repair shop, then come back for the retest; each station sets its own retest price, so ask before the first test. BAR's Consumer Assistance Program pays up to $1,450 toward emissions repairs for income-eligible owners.