Journal of Water Resources, Engineering, Management and Policy

Articles

Technical and managerial issues in Water sector

Anthony Fredrick Luvulilo, Adam Omar Karia , Christopher Nditi
31 December 2025

Unpacking Barriers to Customer Satisfaction in Urban Water Service Delivery: A Case Study of Ubungo District, Dar es Salaam, Tanzania.

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a14.2025

Abstract: Despite sustained investments in Tanzania’s urban water sector, challenges persist in ensuring consistent and high-quality service delivery, particularly in densely populated areas like Ubungo District, Dar es Salaam. This study uses a mixed-methods approach to investigate the key factors inhib [...] Read more

Engineering issues in Water sector

Emmanuel F.Huja, DOGLAS BENJAMINI, Lusajo Mfwango
31 December 2025

Optimizing Water Supply Efficiency: Enhanced Management Strategies and Implementation Framework

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a4.2025

Abstract: Despite substantial global infrastructure investments, water distribution systems in tropical coastal urban environments continue to experience losses exceeding 30-40%, significantly above the international benchmark of 15%, primarily due to inadequate existing static optimization models th [...] Read more

Sanitation and Hygiene

Petro Mwamlima
26 December 2025

Legal Landscape Analysis of Faecal Sludge Management in Tanzania: A Technical Perspective with Lesson Learned from Arusha City

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a12.2025

Abstract: The race of attaining adequate sanitation services by 2030 remains a myth in Tanzania since the faecal sludge management systems lags far behind wastewater management systems. The case should have been vice-versa since massive amount of faecal sludge is generated in urban settings as compared t [...] Read more

Management in Water sector

Ahmad Adam Nyagongo, Vedasto Gabriel Ndibalema, Makarius Christian Sengilinga Lalika
12 December 2025

Ecological Health Assessment of Lukosi River Using Macroinvertebrate and Riparian Vegetation Indicators, in Iringa, Tanzania

DOI: https://doi.org/10.56542/wi.jwempo.v2.i2.a13.2025

Abstract: The health of river ecosystems is increasingly threatened by human activities such as agriculture, urbanization, and industrialization. This study evaluates the ecological status of the Lukosi River Catchment (LRC) in Kilolo District, Iringa, Tanzania, using macroinvertebrates and riparian v [...] Read more

Water resources

Zulfa Abdallah, Tulinave Burton Mwamila, Josephine Gobry
25 November 2025

Understanding Behavioral Factors Linked to Pollution and Water Quality in Lake Bassotu

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a11.2025

Abstract: Water security in rural Tanzania is endangered not only by environmental pressures but also by the behaviors, perceptions, and norms shaping everyday water use. This study applied the RANAS model of behavior change to assess behavioral drivers of water insecurity in Lake Bassotu, complemented by [...] Read more

Sustainability of Water and Sanitation Projects

Mathias Mhangwa, Eunice Jesti Makungu, Clarance Paul Kisiki
25 November 2025

Evaluating Socio-cultural roles in Behavioural Adaptation for Sustainability of Rural Water Supply for climate change intervention. A case study of Sangara village, Babati District, Manyara region, Tanzania

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a10.2025

Abstract: Climate change significantly threatens rural water supply infrastructures, compromising water quality and availability while increasing community vulnerability. This study evaluated socio-cultural roles in behavioural adaptation for sustaining rural water supply for climate change interventio [...] Read more

Engineering issues in Water sector

Malando Masheku Sadima, Tulinave Burton Mwamila, Wolfgang Dickhaut
25 November 2025

Evaluating the Effectiveness of Water Sensitive Urban Design (WSUD) Measures in reducing Runoff at the Water Institute in Dar es Salaam, Tanzania.

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a9.2025

Abstract: Rapid urbanization in cities like Dar es Salaam has led to increased stormwater runoff due to expanding impervious surfaces and insufficient drainage systems. The Water Institute, one of the region’s fastest-growing institutions, is also experiencing these pressures. This study investigates [...] Read more

Technical and managerial issues in Water sector

Maria Samson, Ghanima Chanzi, Mihayo Sahani Nkinda
25 November 2025

Economic Viability of District Metered Areas: A Case Study of DAWASA’s Kinondoni Service Area, Tanzania.

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a7.2025

Abstract: District Metered Area (DMA) systems promoted as a strategy for reducing Non-Revenue Water (NRW) and improving operational efficiency in urban water supply networks, yet their financial viability in Sub-Saharan Africa remains uncertain. This study assessed the economic feasibility of implementin [...] Read more

Management in Water sector

Jafari Yahaya, Adam Karia, Irene Aurelia Tarimo
24 November 2025

Stakeholders' Engagement in Planning and Monitoring the Performance of Water Supply Projects at Songea Water Supply and Sanitation Authority

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a8.2025

Abstract: This study assessed stakeholder engagement in planning and monitoring the performance of water supply projects at the Songea Water Supply and Sanitation Authority (SOUWASA) in Tanzania. Employing a mixed-methods research design, the study combined both quantitative and qualitative approaches. Data [...] Read more

Engineering issues in Water sector

Ally Swalleh Byarugaba, Ghanima Chanzi, Magori Jackson Nyangi
20 November 2025

Optimization of the Factors Influencing Chlorine Decay in Intermittent Water Supply Systems: Box-Behnken Design Approach

DOI: https://doi.org/10.56542/w.jwempo.v2.i2.a6.2025

Abstract: Chlorine decay in water distribution systems is a critical challenge that impacts disinfection efficiency and public health. This study systematically investigates the effects of pH, flow rate, pipe length, and stagnation time on chlorine residual loss through a controlled experimental framework. [...] Read more