Traffic Collision Disrupts Commute on Route 78

Traffic Collision on State Route 78 in San Marcos Causes Delays Today

📍 San Marcos, CA

📅 Published: May 30, 2025 at 01:01 AM

🔄 Updated: May 30, 2025 at 02:02 AM

Map showing the location of the accident in San Marcos, CA
San Marcos, May 30, 2025 -

A traffic collision on State Route 78 West in San Marcos, CA, caused significant traffic disruptions today. The incident involved one vehicle, a solo, unknown color SUV, which was found partially blocking the roadway. Emergency units quickly responded to the scene to manage traffic flow and secure the area, resulting in lane closures on the Barham onramp and the transition to the westbound side of the highway.

The collision occurred shortly after midnight, impacting the early morning commute for drivers in the vicinity. As emergency responders worked to clear the scene, the Barham onramp to westbound State Route 78 was temporarily shut down, leading to increased congestion and delays for motorists. The onramp was reopened around 1:31 AM after a tow truck removed the vehicle from the roadway.

Drivers traveling through San Marcos should remain cautious and expect potential backups as traffic resumes normal flow. The California Highway Patrol was present to oversee the situation and ensure safety for all road users. This incident highlights the importance of remaining alert and driving responsibly, particularly during late-night hours when visibility may be reduced.

For those navigating the area, it is advisable to seek alternate routes if possible to avoid delays caused by this traffic incident.

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