The quantity and quality of water in many low-income countries is grim and getting worse (Rahman et al, 2003). During the 20th century, the use of rainwater harvesting techniques was reduced. worldwide, and partly for projects aimed at providing large centralized water supply projects, such as dam construction, groundwater development and piped distribution systems (Davey et al, 2005). Rainwater harvesting (RWH) mainly involves collecting, storing and subsequently using captured rainwater as a primary or supplementary water source (Fewkes, 2006). There are examples of systems that provide water for domestic, commercial, institutional, and industrial purposes, as well as for agriculture, livestock, and groundwater recharge, flood and water control, and as a process of emergency supplies for firefighting (Gould and Nissen-Peterson 0.1999, 0.2001 Koenig, Datar 0.2006). supplyThe supply of drinking water during the dry season greatly facilitates women's daily lives. Modifying reservoirsWomen have a daily chore to fetch water (Hatibu et al, 1999). However, in rec...