Upon receipt of such assessment roll the treasurer of the city shall publish a notice in the official newspaper of such city that the said assessments shall be due and payable on or before the 1st day of April of each year, which said notice shall be published twice at intervals of not less than six (6) days. All assessments collected shall, by the city treasurer, be apportioned to the several funds in proportion to the several levies. No irrigation water shall be supplied to any lots, pieces or parcels of land within the boundaries of such irrigation system until such assessments shall have been paid in full.