Clean Truck Check Credentialed Tester

Clean Truck Check in Round Lake Beach, IL

1 credentialed tester in Round Lake Beach.

Testers in Round Lake Beach

Nearest in-person tester to Round Lake Beach

The closest CARB-credentialed Clean Truck Check tester is Northwest Truck And Trailer in Crystal Lake, Illinois — about 15 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Lake 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
618
Trucking employees
2,033

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

Freight corridors near Round Lake Beach

Round Lake Beach sits on I-41, I-94, US-12, US-14, US-41 and US-45. 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 Round Lake Beach. Useful for routing a service stop around your CTC test.

+6 more within 25 miles.

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