A review on microbial contaminants in stormwater runoff and outfalls: Potential health risks and mitigation strategies

W Ahmed, K Hamilton, S Toze, S Cook… - Science of the Total …, 2019 - Elsevier
Demands on global water supplies are increasing in response to the need to provide more
food, water, and energy for a rapidly growing population. These water stressors are …

A critical overview of household slow sand filters for water treatment

BLS Freitas, UC Terin, NMN Fava, PMF Maciel… - Water Research, 2022 - Elsevier
Household, or point-of-use (POU), water treatments are effective alternatives to provide safe
drinking water in locations isolated from a water treatment and distribution network. The …

Household slow sand filter to treat groundwater with microbiological risks in rural communities

FC Andreoli, LP Sabogal-Paz - Water Research, 2020 - Elsevier
Household slow sand filters (HSSFs) improve the quality of life in rural communities as they
provide safe water. However, HSSFs require time for the growth of the biological layer …

Filter media depth and its effect on the efficiency of household slow sand filter in continuous flow

BLS Freitas, UC Terin, NMN Fava… - Journal of Environmental …, 2021 - Elsevier
This study evaluated the impact of a 50% reduction of filter media depth in Household Slow
Sand Filters (HSSFs) on continuous flow to remove physicochemical and microbiological …

Efficiency of a multi-barrier household system for surface water treatment combining a household slow sand filter to a Mesita Azul® ultraviolet disinfection device

LAT Garcia, FL Silva, BLS Freitas, NNM Fava… - Journal of …, 2022 - Elsevier
Low-cost household technologies for water treatment are crucial to improving drinking water
quality and preventing health, social and economic impacts, mostly in middle-and low …

Biological layer in household slow sand filters: characterization and evaluation of the impact on systems efficiency

H Lubarsky, NMN Fava, BL Souza Freitas, UC Terin… - Water, 2022 - mdpi.com
Schmutzdecke, the biofilm formed on the top of the sand bed in household slow sand filters
(HSSF) is a key factor for the filters' high efficiency in removing particles and microorganisms …

Evaluation of a multi-barrier household system as an alternative to surface water treatment with microbiological risks

UC Terin, BLS Freitas, NM Nasser Fava… - Environmental …, 2022 - Taylor & Francis
ABSTRACT Household Water Treatment and Safe Storage (HWTS) are recommended to
supply the demand for drinking water in communities without conventional water supply …

Rainwater treatment system efficiency: Household slow sand filter combined with UVC lamp disinfection

MG de Melo Neto, BLS Freitas, NNM Fava… - Journal of Water …, 2024 - Elsevier
A household system to treat rainwater composed of a Household Slow Sand Filter (HSSF)
and a commercial ultraviolet lamp reactor was evaluated. Rainwater was collected in the …

Household slow sand filters in continuous and intermittent flows and their efficiency in microorganism's removal from river water

NM Nasser Fava, UC Terin, BLS Freitas… - Environmental …, 2022 - Taylor & Francis
This study aimed to evaluate the efficiency of four household slow sand filter (HSSF) models
for the removal of microorganisms from river water throughout the development of their …

Improvement of biosand filtration systems using silver-impregnated clay granules

P Budeli, RC Moropeng, MNB Momba - Journal of Water Process …, 2021 - Elsevier
Decentralized water treatment systems provide a viable cost-effective medium tolong term
solution for the improvement of water quality under normal circumstances and particularly …