ATLANTA — Waymo has resumed robotaxi service in Atlanta after a weeklong pause caused by flash flooding that left several autonomous vehicles stranded in roadways.

According to reporting from the Atlanta Journal-Constitution, the company suspended service on May 20 after more than two inches of rain triggered flash flood warnings and disrupted road conditions across the city. Waymo later confirmed that one vehicle required recovery, while others were temporarily immobilized by floodwaters.

The incident follows a broader pattern of weather-related challenges for autonomous vehicle systems. Earlier this month, Waymo recalled nearly 4,000 vehicles nationwide due to a software issue that could allow vehicles to drive into standing water.

Traffic safety advocate and Witherite Law Group founder Amy Witherite says the decision to resume service raises important questions about readiness and accountability.

"Every Georgian who wants a driver’s license must prove they can handle ordinary road conditions. Waymo should be held to the same standard.
Federal regulators and Congress should require autonomous vehicle companies to demonstrate safe performance in adverse weather and emergency scenarios before they are put into service on Atlanta streets.”

— Amy Witherite, Traffic Safety Advocate and Founder, Witherite Law Group

Why This Matters

As autonomous vehicle companies expand operations across major cities, incidents involving severe weather are highlighting one of the most significant challenges facing the technology: the ability to safely operate under unpredictable, real-world conditions. Flooding, low visibility, and emergency scenarios continue to test systems designed primarily in controlled environments.

While Waymo says it may pause operations when conditions become unsafe, critics argue that resuming service too quickly after failures risks exposing the public to systems that have not yet demonstrated consistent reliability—especially in regions like Atlanta and Texas where severe weather events are common.

Read the Full Coverage

Read the full report from the Atlanta Journal-Constitution.