Clean Truck Check in Houston, MS

Nearest in-person tester to Houston

The closest CARB-credentialed Clean Truck Check tester is knight Transportation in Olive Branch, Mississippi — about 90 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Chickasaw County

Clean Truck Check applies to heavy-duty vehicles that operate in California — including out-of-state trucks based here that run loads west.

Trucking establishments

20

Trucking employees

110

Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.

Freight corridors near Houston

Houston sits on MS-15, MS-32 and MS-8. 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).