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Waymo Robotaxi Reportedly Entered Flooded San Antonio Roadway and Was Swept Into Waterway

Occurred
Apr 20, 2026
Published
May 13, 2026
Source
AI Incident Database

Summary

An unoccupied Waymo robotaxi reportedly entered a flooded roadway near Salado Creek in San Antonio on April 20, 2026, and was swept into a nearby waterway. Waymo told regulators that the vehicle detected potentially untraversable floodwater but proceeded at reduced speed. No passengers were aboard and no injuries were reported. Waymo restricted operations and later recalled 3,791 fifth- and sixth-generation automated driving systems.

Developers

  • Waymo
  • Automated driving system developers

Deployers

  • Waymo
  • Robotaxi operators
  • Automated driving system deployers

Harmed parties

  • Waymo
  • Road users

Classification

Category confidence: 95%
Severity confidence: 90%

Rationale: Waymo robotaxi entered flooded road and was swept away, triggering a recall of automated driving systems.

Classifier: Qwen/Qwen3.5-35B-A3B-FP8

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