Earthquake adjectives are listed in this post. Each word below can often be found in front of the noun earthquake in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing EARTHQUAKE.
awful, big, catastrophic, destructive, devastating, disastrous, dreadful
fearful, first, general, great, huge, large, largest
last, major, massive, mighty, minor, moral, next
northridge, political, powerful, real, recent, same, second
serious, severe, slight, small, social, strong, sudden
terrible, terrific, tremendous, undersea, violent, young
Hope this word list had the adjective used with earthquake you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.