At least 82 Palestinians, including children and people fetching water, were killed Sunday in a series of Israeli airstrikes targeting residential areas and displacement tents across the Gaza Strip, according to medical sources.

Israel’s military said a “technical error” had caused munition to land dozens of meters from its target. The victims were gathered near a water distribution point, health workers said.

Israeli strikes in the Gaza Strip have killed at least 30 people on Sunday, 17 of which at a water collection point, including six children, according to local health officials. Separately, Hamas authorities said an Israeli strike hit a group of citizens walking in the street on Sunday afternoon in central Gaza City,