Clean Truck Check in Jurupa Valley, CA

Air quality context in and around Jurupa Valley

Annual aggregate readings from EPA Air Quality System monitors within about 25 miles of Jurupa Valley, 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

12.38 Micrograms/cubic meter (LC)

5 monitors · 45,243 observations · 447 days above standard

Nitrogen dioxide (NO₂)

20.44 Parts per billion

9 monitors · 171,464 observations · 0 days above standard

Ozone (O₃)

0.05 Parts per million

11 monitors · 348,672 observations · 1169 days above standard

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