Papers

61,005 results
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Review Tier 2

Removal of microplastics and nanoplastics in water treatment processes: A systematic literature review

Researchers systematically reviewed 103 studies across 26 water treatment plants in 12 countries to assess how well various technologies remove microplastics and nanoplastics from drinking water, finding that while coagulation, filtration, and advanced treatments help, significant gaps remain. The review identifies that no single process achieves complete removal, leaving microplastics as a persistent contaminant in treated water supplies.

2024 Journal of Water Process Engineering 34 citations
Article Tier 2

Fate of microplastics in the drinking water production

Researchers tracked the fate of microplastics through drinking water treatment processes, finding that conventional treatment steps like coagulation, sedimentation, and filtration removed the majority of microplastics but did not eliminate them entirely.

2022 Water Research 157 citations
Article Tier 2

Evaluation of the Presence of Microplastics in Wastewater Treatment Plants: Development and Verification of Strategies for Their Quantification and Removal in Aqueous Streams

Researchers evaluated microplastic presence in wastewater treatment plants and developed a pilot capture system capable of detecting, quantifying, and removing microplastic particles from water. The study found that conventional treatment processes are insufficient for complete microplastic removal, highlighting the need for dedicated technologies to address this gap in water treatment infrastructure.

2025 Sustainability 1 citations
Article Tier 2

A solution for controling microplastics in drinking water

Researchers developed and tested a system for controlling microplastic contamination in drinking water, reporting on removal efficiency at levels relevant to public health. The approach offered effective microplastic reduction from drinking water sources including tap and bottled water.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Monitoring microplastics in drinking water: An interlaboratory study to inform effective methods for quantifying and characterizing microplastics

Researchers conducted an interlaboratory study with 22 labs from six countries to evaluate methods for quantifying microplastics in drinking water, finding significant variability between labs and identifying key areas for method standardization.

2022 Chemosphere 113 citations
Article Tier 2

Removal of microplastics via drinking water treatment: Current knowledge and future directions

This review examines what is currently known about microplastics in drinking water systems and how well existing water treatment processes remove them. Researchers found that while conventional treatment steps like coagulation and filtration do reduce microplastic levels, significant amounts can still persist through to tap water. The study calls for more research into optimizing treatment processes and developing monitoring strategies specifically targeting microplastic contamination in drinking water.

2020 Chemosphere 386 citations
Article Tier 2

Occurrence and removal of microplastics by advanced and conventional drinking water treatment facilities

Researchers evaluated the performance of both advanced and conventional drinking water treatment processes for removing microplastics, finding that advanced methods such as ultrafiltration substantially outperform standard coagulation and filtration. Most conventional treatment plants leave a meaningful fraction of microplastics in finished drinking water.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Analysis of the Efficiency of Drinking Water Treatment Systems in the Removal of Microplastics

Researchers analysed the efficiency of drinking water treatment systems in removing microplastics — primarily PET, PP, PS, and PVC fibres and fragments — from source water, reviewing how physical, chemical, and biological treatment stages contribute to reduction. The review also evaluates associated health risks including inflammation, oxidative stress, endocrine disruption, and genetic damage linked to microplastic exposure via drinking water.

2024 Universidad Industrial de Santander
Article Tier 2

Advancements and Regulatory Situation in Microplastics Removal from Wastewater and Drinking Water: A Comprehensive Review

This review examines current methods for detecting and removing microplastics from wastewater and drinking water treatment plants. Researchers found that while existing treatment processes remove many microplastics, some particles still pass through to discharge into natural water bodies. The study also provides an overview of regulations and policies in the United States addressing microplastic contamination in water systems.

2024 Microplastics 30 citations
Article Tier 2

Wastewater treatment plants as a pathway for microplastics: Development of a new approach to sample wastewater-based microplastics

Researchers developed a new sampling and monitoring protocol for microplastics at wastewater treatment plants, enabling more consistent tracking of microplastic loads through treatment stages and discharged effluent.

2017 Water Research 1317 citations
Article Tier 2

A Critical Review of Extraction and Identification Methods of Microplastics in Wastewater and Drinking Water

This critical review of methods for detecting microplastics in wastewater and drinking water identifies major inconsistencies in sample collection, processing, and characterization across studies, making it difficult to compare reported concentrations. A five-criteria ranking system is proposed to evaluate the quality and completeness of microplastics studies.

2020 Environmental Science & Technology 224 citations
Article Tier 2

Removal efficiencies of microplastics of the three largest drinking water treatment plants in Bangladesh

Researchers evaluated the three largest drinking water treatment plants in Bangladesh and found that while conventional treatment removed a significant portion of microplastics, treated water still contained plastic particles. Removal efficiency varied depending on the treatment process used, with some plants performing better than others. This highlights that current water treatment infrastructure may not fully protect people from microplastic exposure through drinking water.

2023 The Science of The Total Environment 30 citations
Article Tier 2

Microplastics in Drinking Water:Current Knowledge, Quality Assuranceand Future Directions

This review synthesizes current knowledge on microplastics in drinking water, covering their occurrence in source waters, behavior during treatment processes, and potential health implications. Researchers found that while drinking water treatment plants remove a portion of microplastics, standardized quality assurance methods are still lacking. The study calls for improved monitoring protocols and treatment technologies to better address microplastic contamination in tap water.

2024 Polish Journal of Environmental Studies 3 citations
Article Tier 2

Microplastics in drinking water treatment – Current knowledge and research needs

This review examines the current state of knowledge about microplastics in drinking water treatment, including how treatment plants remove these particles. Researchers found that conventional treatment processes like coagulation and filtration can remove a significant portion of microplastics, but some particles still pass through to finished water. The study identifies key research gaps around the effectiveness of different treatment technologies and the health implications of residual microplastics.

2019 The Science of The Total Environment 421 citations
Article Tier 2

A solution for controling microplastics in drinking water

Researchers developed and tested a technology for controlling microplastic contamination in drinking water, targeting particles at concentrations relevant to typical tap and bottled water exposure. The solution demonstrated effective removal of microplastics from drinking water under realistic treatment conditions.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Microplastic Removal in Water Treatment System: A Study of Baghdad’s Wastewater and Drinking Water Treatment Plants

Researchers analyzed microplastic levels at inlets and outlets of two drinking water plants and two wastewater plants in Baghdad, Iraq, characterizing particles by color, shape, size, and composition to assess treatment efficiency and identify residual contamination in treated water.

2025 IOP Conference Series Earth and Environmental Science
Article Tier 2

Differences in the occurrence of microplastic at two technically diverse drinking water treatment plants within the same river catchment

Researchers compared microplastic occurrence in drinking water produced by two treatment plants using different technologies, finding that treatment design significantly affected which and how many microplastics remained in finished water. The results highlight the importance of treatment technology in determining consumer exposure to microplastics in tap water.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Microplastics in Drinking Water: A Review of Sources, Removal, Detection, Occurrence, and Potential Risks

This review examines how microplastics enter drinking water supply systems, evaluates methods for their detection and removal, and summarizes what is known about their occurrence in treated water. Researchers found that while conventional water treatment removes a significant portion of microplastics, no current method eliminates them completely. The study highlights the need for improved monitoring standards and further research into the long-term health effects of ingesting microplastics through drinking water.

2025 Toxics 4 citations
Article Tier 2

Occurrence and removal of microplastics by advanced and conventional drinking water treatment facilities

Researchers assessed microplastic occurrence and removal efficiency at drinking water treatment plants using both conventional and advanced treatment processes. Advanced treatment steps such as ultrafiltration and activated carbon significantly improved microplastic removal compared to conventional coagulation and filtration alone.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Developing environmentally relevant micro- and nanoplastics to assess removal efficiencies in wastewater treatment processes

Researchers developed a cheap, reproducible method to produce microplastic and nanoplastic particles that closely mimic what is found in real-world environments, then used these particles to test how well wastewater treatment plants remove them. Having standardized test particles is critical because inconsistent methods across studies have made it hard to compare removal efficiencies and improve treatment technologies.

2024 Environmental Science Nano 3 citations
Article Tier 2

Differences in the occurrence of microplastic at two technically diverse drinking water treatment plants within the same river catchment

Researchers compared microplastic occurrence in drinking water from two technically different treatment facilities, examining how treatment technology influences the presence and type of microplastics in finished drinking water. The two plants produced water with significantly different microplastic profiles, indicating that treatment technology is a key determinant of microplastic concentrations reaching consumers.

2024 Zenodo (CERN European Organization for Nuclear Research)
Article Tier 2

Identifying microplastic contamination in drinking water: analysis and evaluation using spectroscopic methods

Researchers developed analytical methods to identify and quantify microplastic contamination in drinking water, evaluating extraction efficiency and detection accuracy across different water types and plastic particle sizes. The study assessed health implications based on measured plastic loads in treated water.

2024 Interdisciplinary Environmental Review
Article Tier 2

Contamination and Removal Efficiency of Microplastics and Synthetic Fibres in a Conventional Drinking Water Treatment Plant

Researchers found that a conventional drinking water treatment plant in Geneva removed the majority of microplastics from raw water, with coagulation and sand filtration contributing most to removal, though some particles persisted through to finished drinking water.

2022 Frontiers in Water 33 citations
Article Tier 2

Efficient removal of microplastics through a combined treatment process: Pre-filtration and adsorption

A combined treatment process integrating coagulation, sedimentation, and filtration achieved efficient removal of microplastics from drinking water. The study supports the feasibility of adapting existing water treatment infrastructure to address microplastic contamination.

2025 Journal of Environmental Management 1 citations