Waymo Resumed Autonomous Operations in San Antonio
The robotaxi service returned to city streets after implementing software updates to avoid flood-prone roadways.
Updated on Sept. 24, 2026 in Robotics
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Waymo has officially restarted its autonomous vehicle operations across a 60-square-mile service area in San Antonio. The company previously suspended service in April 2026 following a safety incident where an unoccupied vehicle was swept into Salado Creek.
Why it matters
The pause was prompted by safety concerns regarding vehicle performance during heavy rain. Waymo now utilizes integrated data sources to identify high-risk flood zones and has adjusted software alerts to modify fleet behavior during severe weather.
Waymo now operates dozens of autonomous vehicles across 60 square miles in San Antonio. A standard 2-mile round-trip currently costs $20.28, with access restricted to early users via an existing waitlist.
The players
Waymo
Waymo is an autonomous driving technology company that develops self-driving cars and ride-hailing services for public use.
The details
The fleet now features refined software triggers designed to detect and respond to localized flooding hazards in real-time. These adjustments follow a spring 2026 incident where an unoccupied test vehicle lost control in a flooded area and drifted into Salado Creek.
Timeline
Waymo vehicles first arrived in San Antonio in February 2026.
An unoccupied vehicle entered a flooded roadway and was pulled into Salado Creek in spring 2026.
Waymo paused service in San Antonio in April 2026.
Waymo resumed operations in San Antonio in September 2026.
Additional riders will be invited from the waitlist in the coming weeks.
The Tech Race
This relaunch marks a technical refinement of the Waymo Driver software stack to account for specific environmental hazards previously not managed by the autonomous systems. It highlights the industry shift toward prioritizing localized weather adaptation to ensure fleet reliability in diverse climates.
Users with current early access can resume booking rides through the existing application for travel within the 60-square-mile zone. New potential passengers remain restricted to the waitlist until further updates are announced for public availability.
The takeaway
The return of the service signals a transition toward more robust environmental monitoring within autonomous ride-hailing fleets. Residents should expect continued software-driven shifts in fleet availability whenever heavy rainfall occurs in the local area.
What happens next
Waymo plans to gradually welcome additional riders from its waitlist in the coming weeks, moving toward a broader release for the general public.
Further reading
For more on the latest developments in autonomous fleets, visit the Robotics section.
Source note: This article includes information reported by MySA.
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