Data disclaimer: Based on the NFIRS Public Data Release (2020-2024). NFIRS is voluntarily reported and may not include all departments or incidents. Some departments have missing years or incomplete records. Totals shown reflect data as submitted and may not represent complete activity.
Incident Composition (2020–2024)
Summary
112,516
Avg Incidents / Year
45.1%
EMS Share
4.2%
Fire Share
19.6%
False Alarm Rate
+27.5%
5-Year Trend
5
Departments
| Department ▲ | 5-Year Incidents ▼ | Fire % ▲ | EMS % ▲ | False Alarm % ▲ | Trend ▲ |
|---|---|---|---|---|---|
| Boston | 429,142 | 4.7% | 37.6% | 22.2% | +27.1% |
| Revere | 56,099 | 2.8% | 67.9% | 12.3% | +5.7% |
| Chelsea | 42,559 | 2.7% | 67.7% | 12.1% | +32.6% |
| Logan Airport FD | 19,201 | 1% | 78% | 7.3% | +186.8% |
| Winthrop | 15,578 | 2.3% | 66.7% | 9.5% | +2.1% |
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