The present invention provides a method for locally delivery of hundreds of liters of water to at least one household, the method including transporting a trailer carrier by a private car or vehicle to the at least one household, the trailer carrier housing a filling apparatus, a water filter apparatus, a delivery apparatus, a water container in fluid connection with the filling apparatus and with the delivery apparatus, a portable electricity generator, an un-interruptible power supply, an inverter, a battery pack and a solar panel, providing continuous current to the inverter for continuous function of the filling apparatus and delivering the hundreds of liters of water from the water container to the at least one household.