Clean Truck Check Credentialed Tester

Clean Truck Check in Hudson, WI

1 credentialed tester in Hudson.

Testers in Hudson

Nearest in-person tester to Hudson

The closest CARB-credentialed Clean Truck Check tester is Fresh Logistics in Wood Lake, Minnesota — about 140 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in St. Croix 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
60
Trucking employees
797

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

Freight corridors near Hudson

Hudson sits on I-494, I-694, I-94, US-10, US-12 and US-61. 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).

Nearby truck stops

OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of Hudson. Useful for routing a service stop around your CTC test.

+6 more within 25 miles.

Source: © OpenStreetMap contributors. Last updated 2026-05-26.