San Mateo, CA

On August [XXX], 2026 at 3:05 PM PDT, a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving an SUV on [XXX] at [XXX]. The Waymo AV was stopped facing southeast in the designated left turn lane on [XXX]l in a queue of traffic at a red left arrow at the intersection with [XXX], with its left turn signal activated in preparation for a U-turn onto northeastbound [XXX]. After the left turn arrow turned green and traffic ahead advanced, the Waymo AV proceeded forward then slowed to a stop before entering the intersection. The Waymo AV remained stopped and an SUV traveling southeastbound in the designated left turn lane on [XXX] approached the Waymo AV from behind, and the front of the SUV made contact with the rear of the Waymo AV. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. The Waymo AV sustained damage. The passenger in the Waymo AV was not belted at the time of the collision. Waymo is reporting this crash under Request No. 2 of Standing General Order 2021-01. Waymo may supplement or correct its reporting with additional information as it may become available.

On August [XXX], 2026 at 4:07 AM PDT a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving an SUV on [XXX] at [XXX]. The Waymo AV was stopped at a stop sign, facing northwest in the second lane from the right on [XXX] at the T-intersection with East [XXX]. As the Waymo AV proceeded forward and began to enter the intersection, an SUV traveling northwestbound in the second lane from the right on [XXX] approached the Waymo AV from behind, and the front of the SUV made contact with the rear of the Waymo AV. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. Both vehicles sustained damage. Waymo is reporting this crash under Request No. 1 of Standing General Order 2021-01 because a vehicle involved was towed away. Waymo may supplement or correct its reporting with additional information as it may become available.

On July [XXX], 2026 at 9:46 PM PDT a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving a passenger car in a parking lot at [XXX]. The Waymo AV was traveling northwestbound in a parking lot at [XXX] with its right turn signal activated in preparation for a right turn at an T-intersection ahead. As the Waymo AV approached the T-intersection, it began slowing in preparation to make the right turn, and at the same time a passenger car traveling southwestbound in the parking lot approached the T-intersection and began turning left without stopping at the stop sign. As the Waymo AV initiated the right turn at the T-intersection, the passenger car continued to turn left and entered the Waymo AV's lane of travel, and the front left side of the passenger car made contact with the front of the Waymo AV. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. Both vehicles sustained damage. Waymo is reporting this crash under Request No. 1 of Standing General Order 2021-01 because a vehicle involved was towed away. Waymo may supplement or correct its reporting with additional information as it may become available.

On April [XXX], 2026 at 6:47 PM PT a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving debris on U.S. Route [XXX] near Exit [XXX]. The Waymo AV was traveling southeastbound in the second from the left lane on U.S. Route [XXX] when a piece of dislodged debris from northwestbound U.S. Route [XXX] became airborne over the concrete highway median and landed in the Waymo AV's lane of travel. The Waymo AV began to slow as it approached the debris, and the front right side of the Waymo AV made contact with the debris. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. The Waymo AV sustained damage. Waymo is reporting this crash under Request No. 1 of Standing General Order 2021-01 because a vehicle involved was towed away. Waymo may supplement or correct its reporting with additional information as it may become available.

On October [XXX], 2025 at 10:12 PM PT a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving a passenger car on [XXX] at the entrance and exit ramps of State Route [XXX]. The Waymo AV was traveling northwestbound in the left lane on [XXX] when it came to a stop before entering the intersection at the entrance and exit ramps of State Route [XXX] to yield to inoperative traffic lights that were not exhibiting any signal. While the Waymo AV remained stopped, a passenger car traveling northwestbound on [XXX] in the left lane approached the Waymo AV from behind, and the front of the passenger car made contact with the rear of the Waymo AV. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. Both vehicles sustained damage. Waymo is reporting this crash under Request No. 1 of Standing General Order 2021-01 because a vehicle involved was towed away. Waymo may supplement or correct its reporting with additional information as it may become available.

On July [XXX], 2025 at 8:05 AM PT a Waymo Autonomous Vehicle ("Waymo AV") operating in San Mateo, California was in a collision involving a pickup truck on [XXX] at [XXX]. The Waymo AV was stopped facing northwest in the right lane on [XXX] for a red light in a queue of traffic at the intersection at [XXX]. While the Waymo AV was stopped, a pickup truck traveling northwestbound in the right lane on [XXX] approached the Waymo AV from behind and the front of the pickup truck made contact with the rear of the stationary Waymo AV. At the time of the impact, the Waymo AV's Level 4 ADS was engaged in autonomous mode. Both vehicles sustained damage. Waymo is reporting this crash under Request No. 2 of Standing General Order 2021-01. Waymo may supplement or correct its reporting with additional information as it may become available.