A week after the hurricane had hit the coast, crews continued cleaning up the mess.

Which is the best way to correct the error in this sentence?

A week after the hurricane hit the coast, crews continued cleaning up the mess.

What is wrong with it

There is nothing technically wrong with the sentence as it is written. However, it could be improved by adding a comma after "coast" to indicate a pause. So the corrected sentence would be: "A week after the hurricane hit the coast, crews continued cleaning up the mess."