Directory · Weigh Stations
San Onofre I-5 Weigh Station (Southbound)
Oceanside, CA · I-5
At a glance
- Category
- ⚖️ Weigh Stations
- City / State
- Oceanside, California
- Interstate
- I-5
- Website
- Visit website ↗
- Information last verified
- Oct 21, 2026
- Last updated
- Oct 21, 2026
What drivers should know
California Highway Patrol commercial vehicle enforcement facility (CVEF No. 18, inspection facility) on I-5 southbound near Oceanside, CA. California posts county postmiles, not mile markers: this site is San Diego County postmile R67.23; mile 67.3 is its Caltrans statewide mile post (official Caltrans I-5 exit list). Map pin: official Caltrans CVEF GIS layer https://gisdata.dot.ca.gov/arcgis/rest/services/CHhighway/Vehicle_Enforcement_Facilities/FeatureServer/0 (OBJECTID 46). Hours vary. Check signage. Official source: https://dot.ca.gov/-/media/dot-media/programs/traffic-operations/documents/trucks/locations-a11y.pdf
Hours vary. Check signage. Official source ↗ (opens in new tab)
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