The Department of Water and Sanitation (DWS) is calling on citizens to save water as the average water levels of dams within the Integrated Vaal River System (IVRS) deteriorates. The system has experienced a decline from 67.6% last week to 67.3% this week, compared with the 74.1% in the same week last year.
from Engineering News | Home https://ift.tt/3caFXIr
