Home Flood Insurance Do I Have To Have My Flood Insurance Cover The Amount Equal To The Cost Of My New Home?

Do I have to have my flood insurance cover the amount equal to the cost of my new home? - home flood insurance

Can I charge the lowest amount of coverage? To that my house does say 72000, buy insurance covering up to 35,000 of damage to the building? I must have Flood Insurance disadvantages of buying this house, because there is in their area of high flood risk, but it should come from the floodplain at the end of this year, so I really just want to provide insurance against floods is less costly. Any adivce?