SHARE WATER 11

This eleventh issue of the African Water Association’s bi-annual bilingual technical journal “SHARE WATER” explores innovative solutions and best practices for building resilient and sustainable African cities. The various articles, including a brilliant case study on faecal sludge recovery practices for a circular economy in Senegal, focus on the steps to be taken to achieve inclusive sanitation at the scale of cities in Africa. In addition, alternative solutions to water stress are proposed for a better management of water resources: The Windhoek wastewater reuse model, inter-communality underpinned by the ATPC (Assainissement Total Piloté par la Communauté) approach which leads to the establishment of a technical water and sanitation department in a Niger commune, molecular bi-oiling for high quality PVC pipes that comply with international standards, the production of drinking water from ambient air or solar water treatment in four West African countries.

 

Chlorination and safety : Overview

Water borne disease has been a major global killer since time inmemorial. In 2019 an estimated 3.4 million people died of PREVENTABLE water borne infection. It’s why disinfection is so important. Chlorine Gas, Calcium Hypochlorite 65% HTH, On Site Electrolytic Chlorination, Chlorine Solution Mixing, Analysers, Ozone Disinfection, Ultra Violet Disinfection are various solutions delivered by EVOQUA for disinfecting large reservoirs or sterilizing large water supply.

 

 

Innovative smart metering system for water

The using of traditional water meters often leads to difficulties like long collection period, low collection ratio and high Non Revenue Water. Smart Water Meters is a brilliant system to overcome these difficulties. For example, in Zambia the performance increased to 65% after pre-paid meters installation by National Water and Sewerage Corporation (NWSC). Benefits of smart metering system are : compatibility with Africa Water Utilities, no more historical debt, cash flow improvement, automatic data collection, customer persona, efficiency improvement.

Planning for a water secure city: A case study of Kampala, Uganda

The management of water resources is a big challenge in Uganda. Then, it’s important to ensure water security. This document gives details on Water Security Action and Investment Plan Project (WSAIP) for Greater Kampala Metropolitan Area, in order to support sustainable social and economic development in Uganda.

2020 ANNUAL REVIEW OF DECENTRALISED AND NON-GOVERNMENTAL COOPERATION – BURKINA-FASO

Each year, the pS-Eau team refers to the projects carried out by French decentralised and non-governmental cooperation in the Water, Sanitation and Hygiene sector. This important document gives the 2020 annual assessment of Burkina-Faso of the projects that received funding from French local authorities and water agencies during the year 2020. Since 2006, approximately 480 cooperation projects have been identified in Burkina-Faso, representing a total of more than 56 million euros.