Clean Truck Check Credentialed Tester

Clean Truck Check in Anaheim, CA

28 credentialed testers in Anaheim.

Testers in Anaheim

View Sang's Smog details

Sang's Smog

andrew lee

895 S East St Suite 105

Anaheim, California

(714) 943-8500

MobileOBDOVIOVI tests are required for 2012 and older enginesMotor Home
View Clean Diesel details

Clean Diesel

Erick Ibarra

220 W Santa Ana St

Anaheim, California

(562) 857-4241

MobileOBDOVIOVI tests are required for 2012 and older enginesMotor Home

Trucking activity in Orange 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
898
Trucking employees
7,103

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

Air quality context in and around Anaheim

Annual aggregate readings from EPA Air Quality System monitors within about 25 miles of Anaheim, reporting year 2025. Clean Truck Check exists to reduce real-world emissions from heavy-duty vehicles — the numbers below are the local baseline those rules are designed to improve.

PM2.5
12.22 Micrograms/cubic meter (LC)
10 monitors · 99,169 observations · 877 days above standard
Nitrogen dioxide (NO₂)
20.06 Parts per billion
15 monitors · 272,952 observations · 0 days above standard
Ozone (O₃)
0.05 Parts per million
11 monitors · 346,576 observations · 474 days above standard

Source: EPA Air Quality System (AQS) API. Reporting year 2025. Last fetched 2026-05-18.