# Waymo issued a software recall and halted San Antonio service over robotaxis driving into floods (May 2026) revision history

Append-only Arc G field-change log. Forward-only honesty: events accrue from Arc G adoption.

Incident: [Waymo issued a software recall and halted San Antonio service over robotaxis driving into floods (May 2026)](/incidents/waymo-san-antonio-flood-recall-2026-05.md)

## Recorded posture

- First recorded event: 2026-05-25
- Last material change: 2026-05-25
- Material event count: 1
- Editorial event count: 0

## Material events (1)

- **2026-05-25**: created (source: baseline:arc-g)

## Forward-only note

Arc G is forward-only. The event log accrues from the Arc G adoption point. Fields with no events post-baseline equal the current cached value and are not independently verified at any prior date.

_Canonical URL: /incidents/waymo-san-antonio-flood-recall-2026-05/history. REST: /v1/incidents/afa981dd-971b-499c-ab9e-06e55afc64c7/history. HTML: [/incidents/waymo-san-antonio-flood-recall-2026-05/history](/incidents/waymo-san-antonio-flood-recall-2026-05/history)._