Tornado History

Contra Costa Tornado History

This county-level tornado history page focuses on Contra Costa, California. The records below identify 5 tornadoes from 1989 through 2010, including a highest listed rating of EF1 (Moderate damage). NOAA damage estimates in this group total at least $275K, with 0 deaths and 0 injuries recorded across the listed events.

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5recorded tornadoes

EF1 (Moderate damage)highest rating

$275Kminimum property damage

January 23, 2010latest tornado

1.64 milongest listed path

150 ydwidest listed path

Historical Track Sketch

Rating Breakdown

EF1 (Moderate damage)1
F0 (Light damage)4

Most Active Years

19892
19982
20101

Notable Tornado Records

The table highlights the strongest and most damaging records in this page's local dataset. Damage totals are NOAA-reported minimum estimates where available.

Date	Rating	Area	Length	Width	Min. property damage
January 23, 2010	EF1	Contra Costa, California	1.64 mi	2 yd	$25K
December 5, 1998	F0	Contra Costa, California	1.5 mi	150 yd	$200K
February 19, 1998	F0	Contra Costa, California	0.2 mi	30 yd	$50K
September 18, 1989	F0	Contra Costa, California	0.2 mi	10 yd	N/A
September 18, 1989	F0	Contra Costa, California	0.2 mi	10 yd	N/A

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Source And Limits

Data source: NOAA/NCEI. TornadoTrace summarizes historical records for screening and research. Coordinates, damage estimates, narratives, and event details can be approximate, incomplete, revised, or missing. Do not use this page as legal, insurance, engineering, real estate, emergency management, or safety advice.