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Damage Report · Bay Area, California · September 2026

Bay Area Fire & Water Damage Report: September 2026

September 2026 saw 898 damage incidents across the Bay Area (San Francisco, San Mateo, Santa Clara, Alameda, Contra Costa, Marin, Sonoma counties) over 30 days. The area averaged 30 incidents per day. Labor Day fell on Monday, September 7.

At a glance

  • 898Damage incidents tracked in September 2026
  • ~30/dayAverage daily incident volume
  • 551Structure fires
  • 69%Incidents with medium or high damage estimates

Incidents by type

Structure firesStructure fires: 551551Residential firesResidential fires: 262262Commercial firesCommercial fires: 7777Flood & water damageFlood & water damage: 88
Verified incidents by type, Bay Area, September 2026.

Estimated damage severity

Low damage: 281 incidents (31%)31%Medium damage: 469 incidents (52%)52%High damage: 148 incidents (16%)16%
Low · 281 incidentsMedium · 469 incidentsHigh · 148 incidents
Estimated damage severity split, Bay Area, September 2026.

Busiest cities

San FranciscoSan Francisco: 178178San JoseSan Jose: 115115OaklandOakland: 5656BerkeleyBerkeley: 2828AlamedaAlameda: 2727FremontFremont: 2424
Incidents by city, top 6, September 2026.

Peak day: September 9 (44 incidents). Counties covered: San Francisco, San Mateo, Santa Clara, Alameda, Contra Costa, Marin, Sonoma.

What stood out

  • September 9 produced the busiest day with 44 incidents across the Bay Area, pulling resources in San Francisco and neighboring cities into extended responses.
  • 617 incidents carried medium or high damage estimates across the Bay Area, with heavy activity reported in San Jose and Oakland during the month.
  • San Jose, Oakland, and Berkeley combined for 199 incidents, concentrating incident counts east of the Peninsula and into Alameda County.

Need this data for your area?

These numbers come straight from FirstLeads' live incident monitoring: the same alerts subscribers received in real time throughout September 2026. If you work Bay Area, or anywhere else, we'll show you your territory's live feed on a free demo.

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Methodology: incident counts reflect verified fire and water damage incidents surfaced to FirstLeads subscribers in the Bay Area throughout September 2026, aggregated from FirstLeads' real-time incident monitoring network and frozen as a monthly snapshot at publish time. Damage severity is estimated from emergency response signals at the time of the incident.

This report is a snapshot. For what's happening in the Bay Area right now, see the live Bay Area damage leads page. Need snapshots older than the archive? Contact us.

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