_Incident · Recall_

# Waymo recalls 3,800 robotaxis after autonomous vehicle enters flooded road in San Antonio

Canonical ID: `207dc0cb-eb4d-4786-badd-fe45e71dd78f`

- **Occurred:** 2026-04-20
- **Kind:** `recall`
- **Status (derived):** active
- **Company:** [Waymo](/companies/waymo.md) (id: `2128addc-20c8-4c31-aef5-be5ada97aede`)

An unoccupied [Waymo](/companies/waymo.md) autonomous vehicle entered an untraversable flooded lane on a 40 mph roadway in San Antonio during extreme weather on April 20, 2026. The vehicle was swept into a creek with no passengers on board. Waymo filed a voluntary software recall with NHTSA on April 30 covering up to 3,791 vehicles with 5th and 6th generation ADS, addressing a risk that vehicles could drive onto flooded higher-speed roadways. San Antonio robotaxi service was temporarily suspended.

## Sources (3)

1. **CNBC** · https://www.cnbc.com/2026/05/12/waymo-recalls-3800-robotaxis-after-able-drive-into-standing-water.html · 2026-05-12
2. **Reuters** · https://www.reuters.com/legal/litigation/waymo-recall-nearly-3800-robotaxis-over-self-driving-software-issue-2026-05-12/ · 2026-05-12
3. **NHTSA** · https://static.nhtsa.gov/odi/rcl/2026/RCAK-26E026-9973.pdf · 2026-05-12

## Status history

- **active** · 2026-08-04 · agent:recon

## Common questions

### What happened in Waymo recalls 3,800 robotaxis after autonomous vehicle enters flooded road in San Antonio?

An unoccupied Waymo autonomous vehicle entered an untraversable flooded lane on a 40 mph roadway in San Antonio during extreme weather on April 20, 2026. The vehicle was swept into a creek with no passengers on board. Waymo filed a voluntary software recall with NHTSA on April 30 covering up to 3,791 vehicles with 5th and 6th generation ADS, addressing a risk that vehicles could drive onto flooded higher-speed roadways. San Antonio robotaxi service was temporarily suspended.

### When did this incident occur?

The incident is recorded as occurring on April 20, 2026 on the DEPLOY registry. The date reflects the underlying real-world event, not the registry record's creation date.

### Who was involved in Waymo recalls 3,800 robotaxis after autonomous vehicle enters flooded road in San Antonio?

The incident is recorded as involving Waymo on the DEPLOY registry. No specific robot model is linked to this incident in the registry.

### Has anyone responded to Waymo recalls 3,800 robotaxis after autonomous vehicle enters flooded road in San Antonio?

No responses to this incident are recorded on the DEPLOY registry. Operators, manufacturers, or affected parties can submit responses to the editorial team; absence is not a guarantee no response was issued.

### What is the current status of Waymo recalls 3,800 robotaxis after autonomous vehicle enters flooded road in San Antonio?

This incident is an active record on the DEPLOY registry; no retraction or correction has been issued.


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