Essays about: "Grundvatten"

Showing result 1 - 5 of 118 essays containing the word Grundvatten.

  1. 1. High levels of nickel from sulphide soil in Umeå's raw water : Modeling of groundwater flow and mass transport in Forslunda aquifer

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Merhawi Belai; [2024]
    Keywords : nickel; sulfide; sulphide; groundwater; modeling; mass transport; Feflow; Umeå; nickel; sulfid; monosulfid; grundvatten; modellering; masstransport; Feflow; Umeå;

    Abstract : The raw water in some of Umeå's abstraction wells has shown high nickel levels for more than a decade. The cause has not been determined but there is an investigation from 2010 where the results indicate sulphide clay found adjacent to two basins used for artificial infiltration. READ MORE

  3. 2. Effects of recirculating water treatment sludge

    University essay from Lunds universitet/Kemiteknik (CI)

    Author : Sofia Mile; [2023]
    Keywords : Chemical Engineering; Water and Environmental Engineering; Water Treatment; Coagulation Flocculation; Sludge Recirculation; Technology and Engineering;

    Abstract : Drinking water is crucial in our everyday life. As with many other processes, it is important to produce water of drinking quality in a sustainable manner. This can occur by e.g. READ MORE

  4. 3. Evaluation of two-stage GAC filtration for PFAS reduction in drinking water

    University essay from SLU/Department of Molecular Sciences

    Author : Julia Söderberg; [2023]
    Keywords : Per- and polyfluoroalkyl substances PFAS ; Granular activated carbon GAC ; drinking water; removal efficiency; DWTP;

    Abstract : PFAS, or per- and polyfluoroalkyl substances, are a group of chemicals found in a wide range of industrial and consumer products. Due to their persistent nature and widespread use, concerns have been raised about their impact on human health and the environment. READ MORE

  5. 4. PFAS Contamination in Groundwater; Evaluating Factors Influencing the Impact of PFAS Contamination on the Drinking Water Source in a Holistic Approach _________________________

    University essay from Lunds universitet/Avdelningen för Teknisk vattenresurslära

    Author : Anna Söderman; [2023]
    Keywords : PFAS; Contamination; Firefighting Foam; Groundwater; Drinking Water; Technology and Engineering;

    Abstract : Aqueuous Film Forming Foam (AFFF) containing Perfluoroalkyl and Polyfluoroalkyl Substances (PFAS) is one of the major sources of groundwater contamination in Sweden. Groundwater contamination caused by the use of AFFF in correlation to fire training events was investigated in Kallinge, Sweden. READ MORE

  6. 5. A Toxic Legacy? : A Study of PFAS Leakage from Landfills in the Eastern Part of Mälaren

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Elsa Hård af Segerstad; [2023]
    Keywords : Landfills; PFAS; Leachate; Mälaren-Görväln; Östra Mälaren Water Protection Area; Norrvatten; Drinking Water; Characterisation; Risk Assessment; Deponier; PFAS; Lakvatten; Mälaren-Görväln; Östra Mälarens vattenskyddsområde; Norrvatten; Dricksvatten; Karakterisering; Riskbedömning;

    Abstract : The growing concern around per- and polyfluoroalkyl substances (PFAS) and their negative health and environmental effects have lately become more apparent which also is reflected in the new, more strict regulations of permitted levels of PFAS in drinking water extracted from water resources. However, many point sources of PFAS pollution to the environment and to water resources are still not identified and assessed for risk. READ MORE