61 items
Articles
SectionKnowledge & TrainingSectionWater SystemsSectionProcesses & OperationsSectionWater GovernanceAvailable inEnglishClear all
- Article· Knowledge & TrainingWater Operator Competency and Certification: A Global Framework OverviewWater operator certification — requiring demonstrated competency in treatment process management, hydraulic operations, water quality monitoring and emergency response — is a cornerstone of safe water supply. This overview compares the US, EU, Australian and IWA frameworks and the core competency domains they share.3 Nov 2026Read article
- Article· Processes & OperationsCT Disinfection Control: Managing Chlorine Contact Time in Drinking Water PlantsCT (concentration × time) is the regulatory metric for drinking water disinfection efficacy. This article explains how to calculate, monitor and optimise CT under variable flow, temperature and pH conditions, with worked examples for free-chlorine, chloramine and UV systems.3 Nov 2026Read article
- Article· Water GovernanceImplementing the OECD Principles on Water Governance: A Practitioner's GuideThe OECD adopted 12 principles on water governance in 2015, structured around effectiveness, efficiency and trust. This guide translates the principles into operational indicators and assessment questions applicable to utility managers, regulators and policymakers.3 Nov 2026Read article
- Article· Water SystemsThe Nile Basin Initiative and the GERD: Shared Waters Under StressThe Grand Ethiopian Renaissance Dam (GERD) on the Blue Nile has produced the most consequential transboundary water dispute in Africa since the 1959 Nile Waters Agreement. This article outlines the hydrological stakes, the negotiating positions, and the legal frameworks in play.3 Nov 2026Read article
- Article· Water SystemsGroundwater Overextraction in the MENA Region: Scale, Drivers and Management ResponsesNon-renewable fossil aquifers supply 30–40% of freshwater withdrawal across the MENA region. This article examines depletion rates, saltwater intrusion trajectories, and the managed aquifer recharge programmes that are beginning to slow the decline.3 Nov 2026Read article
- Article· Processes & OperationsReducing Non-Revenue Water with District MeteringDistrict metered areas turn an unmanageable network-wide loss figure into a set of tractable local problems.3 Nov 2026Read article
- Article· Processes & OperationsCutting Aeration Energy in Activated-Sludge PlantsAeration typically consumes 50–60% of a treatment plant’s electricity. Most of that is recoverable without new blowers.3 Nov 2026Read article
- Article· Water SystemsDemand Trends: an introductionWhat Demand Trends covers within Water Stress, the questions it answers in practice, and where to read next.1 Nov 2026Read article
- Article· Water SystemsWater Diplomacy: an introductionWhat Water Diplomacy covers within Shared Waters, the questions it answers in practice, and where to read next.27 Oct 2026Read article
- Article· Water GovernanceOECD Principles: an introductionWhat OECD Principles covers within Transparency & Compliance, the questions it answers in practice, and where to read next.24 Oct 2026Read article
- Article· Processes & OperationsPressure: an introductionWhat Pressure covers within Distribution Systems, the questions it answers in practice, and where to read next.21 Oct 2026Read article
- Article· Knowledge & TrainingAdvisory Services: an introductionWhat Advisory Services covers within Expert Network, the questions it answers in practice, and where to read next.19 Oct 2026Read article
- Article· Processes & OperationsJar Testing: an introductionWhat Jar Testing covers within Coagulation & Clarification, the questions it answers in practice, and where to read next.18 Oct 2026Read article
- Article· Water SystemsIntrusion: an introductionWhat Intrusion covers within Aquifers & Salinity, the questions it answers in practice, and where to read next.17 Oct 2026Read article
- Article· Water SystemsScarcity: an introductionWhat Scarcity covers within Water Stress, the questions it answers in practice, and where to read next.16 Oct 2026Read article
- Article· Water GovernanceMission: an introductionWhat Mission covers within Platform Governance, the questions it answers in practice, and where to read next.10 Oct 2026Read article
- Article· Water SystemsModelling: an introductionWhat Modelling covers within Hydrology, the questions it answers in practice, and where to read next.9 Oct 2026Read article
- Article· Water GovernanceValues: an introductionWhat Values covers within Platform Governance, the questions it answers in practice, and where to read next.5 Oct 2026Read article
- Article· Water GovernanceConflict of Interest: an introductionWhat Conflict of Interest covers within Editorial Integrity, the questions it answers in practice, and where to read next.4 Oct 2026Read article
- Article· Water SystemsSurface: an introductionWhat Surface covers within Hydrology, the questions it answers in practice, and where to read next.2 Oct 2026Read article
- Article· Processes & OperationsSedimentation: an introductionWhat Sedimentation covers within Coagulation & Clarification, the questions it answers in practice, and where to read next.28 Sept 2026Read article
- Article· Processes & OperationsUF/MF Ops: an introductionWhat UF/MF Ops covers within Filtration & Disinfection, the questions it answers in practice, and where to read next.22 Sept 2026Read article
- Article· Processes & OperationsSludge: an introductionWhat Sludge covers within Coagulation & Clarification, the questions it answers in practice, and where to read next.21 Sept 2026Read article
- Article· Processes & OperationsKPIs: an introductionWhat KPIs covers within Performance & Risk, the questions it answers in practice, and where to read next.20 Sept 2026Read article