Smart CTC
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
1 credentialed tester in Ottumwa.
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
The closest CARB-credentialed Clean Truck Check tester is QSC in Des Moines, Iowa — about 72 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.
Clean Truck Check applies to heavy-duty vehicles that operate in California — including out-of-state trucks based here that run loads west.
Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.
Ottumwa sits on US-34, US-63, US-63-Business, CR-V43, IA-137 and IA-149. Trucks running these routes into California fall under CARB’s Clean Truck Check — Smart CTC lets them test remotely without leaving the road.
Source: OpenStreetMap (© OpenStreetMap contributors).