One Dead, Three Missing After Boat Sinks Near Alcatraz Island

What Officials and Local Reporting Say Happened

The incident was reported around 3:30 p.m. Tuesday in San Francisco Bay, roughly 600 yards from Alcatraz Island. CBS Bay Area and NBC Bay Area reported that a boat carrying 20 people went down in the bay.

Initial dispatch information described a possible boat fire. Officials later said there was no evidence of fire. Witness accounts in public reporting described rough seas, the vessel taking on water, and the boat turning over.

Officials initially reported one death, three missing people, 16 rescues, and three hospital transports. The vessel was described as a 50-foot Volare cabin cruiser that had reportedly left from St. Francis Yacht Club. Updated CBS reporting said a body found west of Treasure Island was identified as Tondra Miller, 58, of Sacramento County, also known as Tondra Madruga. CBS also reported family detail that the trip was a memorial outing and that John Boisa owned and captained the Volare and survived.

July 15 Update: Search Suspension and Recovery Planning Reported

CBS Bay Area reported that Coast Guard crews planned to suspend the search for the three missing boaters and that sonar equipment was expected to help with recovery planning. The same update included firsthand rescue accounts, a report that at least one person was not wearing a life jacket, and a dog death connected to the incident. ABC10 identified the deceased in a headline and description as a former Sutter County reserve deputy.

July 16 Update: Tondra Miller Identified After Body Recovery

CBS reporting said a body found west of Treasure Island was identified as Tondra Miller, 58, of Sacramento County, also known as Tondra Madruga. CBS also reported additional family detail that the trip was a memorial outing, the boat was returning to dock after taking heavy waves, John Boisa owned and captained the Volare and survived, and a family member said he was experienced and not to blame.

July 17 Update: Volare Wreckage Located by Sonar

CBS reporting citing SFPD said the marine unit located the submerged 49-foot Volare using boat-mounted sonar in the area where it sank. Investigators were using a remotely operated vehicle to assess the wreckage while agencies evaluated whether recovery would be safe and feasible.

The same update said Jackie Boisa and Carol Boisa remained missing and presumed dead. The wreckage location and ROV assessment may become important for evidence preservation, vessel-condition review, and any future causation findings.

Why a Fatal Bay Boat Sinking Needs a Full Investigation

A sinking in busy bay waters can raise questions about vessel operation, passenger count, flotation gear, weather decisions, maintenance, bilge systems, emergency calls, and whether the vessel was seaworthy before departure.

The early public reports do not identify the owner, operator, deceased person, missing passengers, or final cause. They also do not say whether equipment failure, overloading, waves, mechanical problems, or operator decisions contributed.

Those questions matter because maritime evidence can be technical and time-sensitive. Vessel inspections, Coast Guard findings, witness accounts, and electronic data may all shape the legal analysis.

Legal Options After a Fatal Recreational Boat Accident

When someone is killed or seriously injured in a boating incident, surviving family members may have civil claims if negligent operation, unsafe maintenance, lack of required safety equipment, or another preventable factor contributed.

Potentially responsible parties can include a vessel operator, owner, maintenance provider, charter operator, or another boat, depending on the facts. No public report reviewed for this article assigned fault, so the article does not blame any person or entity.

Una abogados especializados en casos de muerte injusta o abogado de lesiones personales can help preserve records, request official reports, and coordinate expert review before the vessel evidence changes.

Evidencia que puede ser importante

Key evidence may include the Coast Guard investigation, SFFD and police marine-unit records, vessel ownership and maintenance records, passenger and crew statements, weather and tide data, photographs, video, radio communications, and any inspection of the recovered boat.

If a commercial or organized outing was involved, passenger waivers, booking records, crew credentials, safety briefings, and required equipment checks may also matter.

Families do not need every answer before asking for help. The first priority is preserving the records that explain why the boat went down.