Natural Disaster Risk — ZIP Code 57231

Natural Hazard Profile: ZIP 57231, South Dakota

ZIP 57231 covers part of the De Smet area, in the interior eastern United States. The surrounding region experiences harsh winters, hot summers, and significant seasonal variation, with severe blizzards and spring flooding shaping the natural hazards that residents of this ZIP code face. Risk scores here are derived from FEMA data for the encompassing county.

FEMA rates ZIP 57231's composite natural disaster risk at 4.5 out of 10 — moderate risk. Freezing rain and ice accretion are the primary winter hazard, with glaze ice events capable of downing power lines, snapping tree limbs, and making roads impassable for days. Residents should also account for hail and cold wave risk in their preparedness planning.

ZIP 57231's risk score, slightly below the 4.9/10 state average and near the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA, the highest-scoring are ice storm, hail, and cold wave. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

ZIP 57231's moderate risk profile means that while catastrophic events are less frequent, they do occur. Standard homeowners insurance typically covers many common hazards here, but confirming that ice storm exposure is adequately protected is a worthwhile step for property owners.