For more than 15 years, we have been complaining of not getting water during the day from 05h30 to 21h00,no water

For more than 15 years, we have been complaining of not getting water during the day from 05h30 to 21h00,no water. Neighbors in front are getting water 24/7. When Trucks are getting water and we are not. We only get water when it rains and if Trucks are not.