In a statement, the council said residents had been throwing grass, debris and other solid waste into the sewer system, disrupting wastewater flow and damaging infrastructure. Officials said the warning follows the discovery of large quantities of waste dumped into a sewer manhole at 31 Rukukwe in Zengeza 1, a suburb of Chitungwiza. Images shared by the municipality showed heaps of grass and other debris inside the manhole, which led to sewer blockages affecting several house