Clean Truck Check in Warren, PA

Nearest in-person tester to Warren

The closest CARB-credentialed Clean Truck Check tester is Otto Ammer in Mercer, Pennsylvania — about 73 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Warren 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

19

Trucking employees

274

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

Freight corridors near Warren

Warren sits on US-6, US-6-Business, US-62, NY-280, NY-60 and PA-27. 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).