Clean Truck Check in Erwin, TN

Nearest in-person tester to Erwin

The closest CARB-credentialed Clean Truck Check tester is corey jones in Church Hill, Tennessee — about 32 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Unicoi 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

3

Trucking employees

13

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

Freight corridors near Erwin

Erwin sits on I-26, US-11E, US-19E, US-19W, US-23 and US-321. 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 Erwin. Useful for routing a service stop around your CTC test.

• Black Diamond Travel Center
  ~5 mi
  View on OpenStreetMap →

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