Data disclaimer: Based on the NFIRS Public Data Release (2021–2025). 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 (2021–2025)
5-Year Trends
Total Incidents
By Incident Type
Key Metrics
22,278
Avg Incidents / Year
61.3%
EMS Share
2.5%
Fire Share
11.7%
False Alarm Rate
+13.7%
5-Year Trend
9
Departments
Departments
| Department ▲ | 5-Year Incidents ▼ | Fire % ▲ | EMS % ▲ | False Alarm % ▲ | Trend ▲ |
|---|---|---|---|---|---|
| Franklin Fire Department | 55,115 | 1.4% | 65.6% | 11.5% | +14.6% |
| Brentwood Fire Department | 21,364 | 1.8% | 61.8% | 15.2% | +16% |
| Williamson County Rescue Squad | 15,768 | 4.2% | 46.7% | 10.4% | +5.9% |
| Fairview Fire Department | 6,128 | 3.4% | 72.5% | 5.7% | +108% |
| Williamson Fire and Emergency Services | 5,063 | 7.1% | 52.2% | 9% | +8.4% |
| Nolensville Fire and Rescue | 4,681 | 3.1% | 58.7% | 14.6% | -76.8% |
| Arrington Volunteer Fire Department | 3,273 | 6.8% | 51.5% | 10.9% | +134.5% |
| College Grove Fire Dept | 0 | 0% | 0% | 0% | — |
| Flat Creek Station | 0 | 0% | 0% | 0% | — |
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