Crash

Northbound I-680 Crash at Treat Boulevard Leaves Injuries Unconfirmed

By Nationwide Report StaffNovember 2, 2026 at 6:04 p.m.

Map showing Contra Costa County, CA — Map precision: road

Incident record

Date

November 2, 2026

Time

6:04 p.m.

Roadway

northbound Interstate 680 at the Treat Boulevard off-ramp

Location

Contra Costa County, CA

State

California

Vehicles

—

Injuries

1 injured

Fatalities

None reported

Report

A traffic collision was reported on northbound Interstate 680 at the Treat Boulevard off-ramp in Contra Costa County around 6:04 p.m. on Nov. 2, according to California Highway Patrol dispatch records. The injury status of those involved was not confirmed in the dispatch entry.

Dispatch did not specify how many vehicles were involved or what may have caused the crash, and no further details were included in the record.

Source: CHP dispatch records

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Legal context

California accident information

Injury statute of limitations: 2 years (From date of injury (CCP 335.1).)
Wrongful death statute of limitations: 2 years (From date of death (CCP 377.60).)
Fault rule: California uses pure comparative negligence: partial fault reduces recovery proportionally but does not bar it.
Citations: CCP 335.1 (SoL); CCP 377.60 (wrongful death); pure comparative per Li v. Yellow Cab
Crash report agency: California Highway Patrol (CHP 190 request) for CHP-investigated crashes; local police/sheriff otherwise.

This information is provided for general educational purposes only and is not legal advice. Consult a licensed attorney in your state for guidance about your specific situation.

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