Clean Truck Check in Onawa, IA

Nearest in-person tester to Onawa

The closest CARB-credentialed Clean Truck Check tester is Jeffrey O'Brien in Gretna, Nebraska — about 65 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Monona 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

10

Trucking employees

16

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

Freight corridors near Onawa

Onawa sits on I-29, US-75, IA-141, IA-175, IA-37 and N-51. 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).