Clean Truck Check testers in Alameda County
85 testing businesses in Alameda County are on CARB's public tester list, in 14 cities. 79 (93%) offer mobile testing, 37 do smoke opacity tests and 49 test motorhomes.
Cities in Alameda
Other cities
Berkeley
-
Michael Milat
- Mobile testing
- OBD test
Castro Valley
-
Mikes Mobile Automotive
- Mobile testing
- OBD test
- Smoke opacity
- Motorhomes
-
Steven D Phillips
- Mobile testing
- OBD test
Cherryland
-
Anthony Alduncin
- Mobile testing
- OBD test
Emeryville
-
Pravikesh Singh
- Mobile testing
- OBD test
Pleasanton
-
Matt's Mobile
- Mobile testing
- OBD test
Trucking in Alameda
Alameda County includes the Port of Oakland and the I-880 industrial corridor (Hayward, San Leandro, Fremont).
Frequently asked questions
How many Clean Truck Check testers are in Alameda County?
CTC Finder lists 85 testing businesses in Alameda County from CARB's public tester list (89 credentialed testers), last checked November 1, 2026. Listing on CARB's list is optional, so the real number can be higher.
Is there mobile Clean Truck Check testing in Alameda County?
Yes. 79 listed businesses in Alameda County offer mobile testing, which means the tester comes to your yard. Use the Mobile filter above to see them.
How much does a Clean Truck Check test cost in Alameda County?
Testers set their own prices. Published prices for an OBD test are usually $50–$135 per vehicle; smoke opacity tests for older trucks often cost more, and mobile testers may add a trip fee. See the cost guide.
Source: CARB's public Clean Truck Check tester list, last checked . Listing on CARB's list is optional for testers, so some credentialed testers are not shown. Services, hours and prices change; please confirm with the tester before you go. Something wrong? Send a correction.