Clean Truck Check in Spirit Lake, IA

Nearest in-person tester to Spirit Lake

The closest CARB-credentialed Clean Truck Check tester is Windwalker Transportation in Sioux Falls, South Dakota — about 81 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Dickinson 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

25

Trucking employees

137

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

Freight corridors near Spirit Lake

Spirit Lake sits on US-71, CR-34, IA-4, IA-86, IA-9 and MN-86. 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).