Clean Truck Check Credentialed Tester

Clean Truck Check in Sacramento, CA

55 credentialed testers in Sacramento.

Testers in Sacramento

Nearby truck stops

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

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

Air quality context in and around Sacramento

Annual aggregate readings from EPA Air Quality System monitors within about 25 miles of Sacramento, 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
6.98 Micrograms/cubic meter (LC)
8 monitors · 101,247 observations · 131 days above standard
Nitrogen dioxide (NO₂)
6.85 Parts per billion
7 monitors · 99,786 observations · 0 days above standard
Ozone (O₃)
0.04 Parts per million
10 monitors · 303,727 observations · 17 days above standard

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