Test Only station Santa Rosa, Sonoma County
North Bay Smog
4291 Santa Rosa Ave, Santa Rosa, CA 95407
North Bay Smog is a licensed test only smog check station at 4291 Santa Rosa Ave in Santa Rosa.
What this station can do
This is a test only station. It can run your smog check and certify a pass, but it cannot fix a car that fails. It is not STAR certified, so it cannot test a car your DMV notice sends to a STAR station.
Hours
| Monday | 10 AM to 6 PM |
|---|---|
| Tuesday | 10 AM to 6 PM |
| Wednesday | 10 AM to 6 PM |
| Thursday | 10 AM to 6 PM |
| Friday | 10 AM to 6 PM |
| Saturday | 10 AM to 5 PM |
| Sunday | Closed |
License check
You can look up this station's license on the state's own site. Search the number below at search.dca.ca.gov. A smog check only counts if the station is licensed on the day of your test.
- Smog station license TC 296321
- Auto repair registration ARD 296321
- License expires 2026-12-31
Own this station? Fix your hours, phone or services.
Before you go
- Bring your DMV renewal notice if you have one, and the car's registration.
- Drive at least 20 minutes first so the engine is warm.
- If the check engine light is on, you will fail. Here is why.
- Prices are set by each station. The statewide average and what drives it are in our price guide.