U.S. military strikes on two water facilities in southern Iran damaged reservoirs serving about 20,000 people, leaving them without safe drinking water during extreme heat—confirmed by satellite imagery analysis and Iranian state reports. The strikes were part of broader overnight U.S. retaliation against Iran following the downing of a U.S. helicopter in the Strait of Hormuz. Targeting civilian water infrastructure during conflict raises serious legal questions under international humanitarian law, though determining intent and lawfulness requires full context of military necessity claims and proportionality assessment that neither the post nor available reporting fully details.