Overdue water and wastewater bills of clients impedes any effort by utility companies at providing better services. It is thus essential to identify the factors affecting the timely payment of water bills. The data used in this study consists of the information of the first five billing periods of 2019 and 2020 for 181578 household clients in Qom. Iran. https://fitnessgravesyardes.shop/product-category/lower-control-board/