About This Data
Based on the NFIRS Public Data Release (2020–2024) — the final release before the transition to NERIS. NFIRS is voluntarily reported; some departments have missing years or incomplete records. This report presents data as submitted and may not reflect a department's full call volume.
Incident Volume & Trends
EMS Call Trends
Fire Incident Trends
Service & Special Calls
Call Composition
Call Patterns Throughout the Day, Week, and Year
Incident distribution showing peak demand periods. Percentages show relative call volume. Based on sampled data for accurate pattern analysis.
By Hour of Day
By Day of Week
By Month
Response Performance
Fire-Specific Analysis
Fires by Occupancy Type
Distribution of fire incidents by property use. Top 8 types shown.
Area of Fire Origin by Occupancy Type
Where fires start within each of the top building types — structure fires (INC type 111) only. Top 3 occupancy types shown.
1 or 2 family dwelling
Multifamily dwelling
Manufacturing or processing
Geographic Distribution
Orange County Fa responds to incidents across 88 ZIP codes (showing top 10).
Top 10 Highest-Demand Areas
| ZIP Code | Community | Total Incidents | % of Total |
|---|---|---|---|
| 92683 | Westminster | 43,891 | 5.2% |
| 92704 | Santa Ana | 33,994 | 4% |
| 92705 | Santa Ana | 32,354 | 3.8% |
| 92701 | Santa Ana | 28,324 | 3.4% |
| 92637 | Laguna Woods | 27,774 | 3.3% |
| 92630 | Lake Forest | 25,850 | 3.1% |
| 92703 | Santa Ana | 25,141 | 3% |
| 92691 | Mission Viejo | 24,717 | 2.9% |
| 92677 | Laguna Niguel | 24,312 | 2.9% |
| 90620 | Buena Park | 24,169 | 2.9% |
What Comes Next
This report covers 2020–2024 NFIRS data — the final public release before the transition to NERIS. Risk & Response is a free tool that picks up where this leaves off: community risk across 18 hazard types, response performance by neighborhood, and community risk analysis built on current NERIS data.
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