Natural Disaster Risk in Piasa

Natural Hazard Profile: Piasa, Illinois

Piasa is a small unincorporated community in Macoupin County, in the interior eastern United States. The area experiences bitterly cold winters and hot, humid summers, with a severe thunderstorm and tornado season each spring shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Piasa.

According to FEMA's National Risk Index, Piasa carries an overall risk score of 6.9/10, placing it in the high category. Earthquake risk stands out in the local hazard profile, driven by proximity to fault systems with a history of significant ground movement. The area also faces notable exposure to heat and wind.

Piasa's risk score, slightly above the 5.8/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Macoupin County, the highest-scoring are earthquake, heat, and wind. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

With a high natural disaster risk rating, Piasa residents benefit from taking preparedness seriously. Reviewing insurance coverage for earthquake and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.