Bwi

Maryland Est. Population Served: 365,067*

*Based on 13 ZIP codes with recorded incidents (2020–2024). Includes mutual aid areas.

13,840
Total Incidents (5-yr)
5
Years Reporting
13
ZIP Codes Served
63%
EMS Share

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

6
Median Response Time (min)
11
90th Percentile (min)
44%
Under 6 Minutes
66%
Under 8 Minutes
Note: Based on sampled incidents with valid alarm and arrival timestamps. Response times represent the period from alarm to first unit arrival.

Fire-Specific Analysis

423
Total Fire Incidents
194
Structure Fires (INC 111)
3.1%
Fire % of Total
45.9%
Structure Fire Rate
Structure fires represent 45.9% of all fire incidents, indicating the department responds to a mix of structure fires and other fire types (vehicle, vegetation, etc.).

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.

Airport passenger terminal

1 or 2 family dwelling

Geographic Distribution

Bwi responds to incidents across 13 ZIP codes (showing top 10).

Top 10 Highest-Demand Areas

ZIP CodeCommunityTotal Incidents% of Total
21240Baltimore8,53561.7%
21076Hanover5774.2%
21090Linthicum Heights5083.7%
21061Glen Burnie3462.5%
21144Severn3092.2%
21060Glen Burnie1010.7%
21113Odenton620.4%
21225Brooklyn440.3%
21077Harmans420.3%
21227Halethorpe330.2%

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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