Headline: Minor traffic congestion near Koopman Rd (I-680) and Washington Blvd (I-680) Severity: Minor Type: JAM Location: Koopman Rd (I-680) and Washington Blvd (I-680) From: Koopman Rd (I-680) To: Washington Blvd (I-680) Coordinates: 37.56143, -121.90672 Started: 2026-06-19T21:18:00.000Z Ended: 2026-06-20T01:25:30.000Z Last reported: 2026-06-19T23:24:26.691Z Description: Slow traffic. Accident Source: CrashStory.com Canonical: https://crashstory.com/incidents/TTI-3a912099-c0af-48a6-8d22-5bcc1a4cd977-TTL14792974216448000--minor-koopman-rd-i680-washington-blvd-traffic-congestion/ JSON: https://crashstory-api-production.up.railway.app/api/incidents/TTI-3a912099-c0af-48a6-8d22-5bcc1a4cd977-TTL14792974216448000