Clean Truck Check Credentialed Tester

Clean Truck Check in Long Beach, CA

25 credentialed testers in Long Beach.

Testers in Long Beach

Nearby truck stops

OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of Long Beach. Useful for routing a service stop around your CTC test.

+8 unnamed stops also in range.

Source: © OpenStreetMap contributors. Last updated 2026-05-18.

Air quality context in and around Long Beach

Annual aggregate readings from EPA Air Quality System monitors within about 25 miles of Long 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
11.63 Micrograms/cubic meter (LC)
8 monitors · 70,356 observations · 543 days above standard
Nitrogen dioxide (NO₂)
17.65 Parts per billion
14 monitors · 256,064 observations · 0 days above standard
Ozone (O₃)
0.05 Parts per million
12 monitors · 378,543 observations · 318 days above standard

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