| 1. | It unleashed floodwaters and mudflows from Mount Pinatubo into the town.
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| 2. | Ditto the Philippines after the 1991 eruption of Mount Pinatubo.
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| 3. | Landslides of volcanic ash from Mount Pinatubo engulfed villages, burying houses.
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| 4. | The 1991 eruption of nearby Mount Pinatubo hastened the departure of the Americans.
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| 5. | Mount Pinatubo is about 55 miles north of Manila.
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| 6. | Clark was forced to close following the Mount Pinatubo eruption in June 1991.
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| 7. | In modern times, Mount Saint Helens and Mount Pinatubo have erupted catastrophically.
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| 8. | A portion of Mount Pinatubo is in the municipality.
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| 9. | Raymundo Punongbayan wrote to the head of the Mount Pinatubo Rehabilitation Project Management Office.
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| 10. | The June 15 final massive eruption of Mount Pinatubo began at 13 : 42.
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