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Clean Truck Check in Huntington Beach, CA
11 credentialed testers in Huntington Beach.
Testers in Huntington Beach
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 Huntington Beach
Annual aggregate readings from EPA Air Quality System monitors within about 25 miles of Huntington Beach, 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
12.2 Micrograms/cubic meter (LC)
7 monitors · 82,641 observations · 689 days above standard
Nitrogen dioxide (NO₂)
20.18 Parts per billion
10 monitors · 187,042 observations · 0 days above standard
Ozone (O₃)
0.05 Parts per million
7 monitors · 220,139 observations · 116 days above standard
Source: EPA Air Quality System (AQS) API. Reporting year 2025. Last fetched 2026-05-18.