For the following questions, please classify fires using these definitions:
| Pre-Incipient (Hot Spot) |
Smoke, smoldering, thermal anomaly, or discoloration with no visible flames. |
| Incipient Fire |
Visible flames controlled by facility personnel without an external fire department response. |
| Working Fire |
Required an external fire department response or caused a temporary operational disruption, but caused no damage or injury. |
| Major Fire |
Caused significant equipment or facility damage from $0 up to but not exceeding $10 million or extended operational disruption. |
| Catastrophic Fire |
Resulted in catastrophic facility damage or losses of $10 million or greater. |