On July 3, 2026, around 9:11 PM, a multi-vehicle traffic collision occurred on the eastbound Interstate 10 at Rosemead Boulevard. The incident involved a white BMW coupe and a black Porsche SUV, with later reports mentioning a black Audi Q8. One vehicle was reportedly facing the wrong way. The collision blocked several lanes, including the carpool lane and the slow lane, causing traffic to stop completely at Rosemead. Emergency services, including the Los Angeles County Fire Department and ambulances, were dispatched to the route. A party involved was unresponsive up until their release to a hospital for medical treatment. One tow truck from On Star Towing and Recovery was requested. All lanes were reopened by 10:12 PM.
Original Log
Jul 3 2026 9:11PM: [2] [Appended, 21:12:07] [1] 2 VEHICLE TRAFFIC COLLISION // BLKING LNS // WHITE BMW COUPE (2 DOOR CAR) VERSUS UNKNOWN VEHICLE // NO FURTHER INFORMATION
Jul 3 2026 9:11PM: [1] WHITE BMW CONVERTIBLE VERSUS UNKNOWN VEHICLE BLKNG HIGH OCCUPANCY VEHICLE (CAR POOL) #1 AND SLOW LANE
Jul 3 2026 9:12PM: [5] [Appended, 21:12:42] [1] 3 VEHICLE TRAFFIC COLLISION BLKG #2/3 LANE
Jul 3 2026 9:12PM: [6] [Appended, 21:12:42] [2] ONVE VEHICLE FACING WRONG WAY
Jul 3 2026 9:13PM: [8] [Notification] [CHP]-PER DUPE — POSSIBLE – OR – POSSESSION INJURY’S — ROLLING FIRE DEPARTMENT AS A PRECAUTION [Shared]
Jul 3 2026 9:13PM: [9] [Notification] [CHP]-Problem changed from Traffic Collision ( Injuries Unknown ) to Traffic Collision – Ambulance En Route by CHP [Shared]
Jul 3 2026 9:13PM: [10] 2 VEHICLE // WHITE BMW COUPE (2 DOOR CAR) VERSUS BLACK PORS SUV – BLKING HIGH OCCUPANCY VEHICLE (CAR POOL) LANE [Shared]
Jul 3 2026 9:13PM: [12] MESSAGE OR ITEM DELIVERED Los Angeles County Fire Department — INC# 6134 [Shared]
Jul 3 2026 9:14PM: [15] [Appended, 21:14:39] [2] PER BOSCH TELEMATICS: BLACK AUDI Q8 // OPEN LINE ONE PTY UNRESPONSIVE
Jul 3 2026 9:19PM: [20] 82-401 START 1 TOW TRUCK [Shared]
Jul 3 2026 9:20PM: [22] [Rotation Request Comment] MESSAGE OR ITEM DELIVERED ON STAR TOWING AND RECOVERY–323-720-4606//ESTIMATED TIME OF ARRIVAL 20 MINS [Shared]
Jul 3 2026 9:20PM: [23] 82-D91 ALL LNS STOPPED AT ROSEMEAD [Shared]
Jul 3 2026 9:21PM: [24] B82-620 ON SCENE [Shared]
Jul 3 2026 9:31PM: [26] B82-420 2 VEHICLE 1181 FOR NOW [Shared]
Jul 3 2026 9:46PM: [31] [Notification] [CHP]-ON STAR TOWING AND RECOVERY LANDLINE ADVISING 5 MINS OUT – DRIVER STUCK IN TRFFC [Shared]
Jul 3 2026 9:55PM: [36] B82-420 ALL LNS OPENED HAVING 4/5 LNS BLKD [Shared]
Jul 3 2026 10:11PM: [40] B82-400 ON SCENE AT 1019 EM/129 [Shared]
Jul 3 2026 10:12PM: [41] B82-420 ALL LNS OPENED FOLLOWING TOW TRUCK OFF AT BALDWIN [Shared]
Jul 4 2026 12:54AM: [44] B82-400 PTY WAS RELEASED TO HOSP FOR MEDICAL TREATAMENT – KEEP LOPG OPEN