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DatoValore
TitleMicrobiological and chemical assessment of wastewater discharged by infiltration trenches in fractured and karstified limestone (Sca.re.s. project)
AbstractThis study investigated the environmental contamination of groundwater as a consequence of the discharge of treated wastewater into the soil. The investigation focused on a wastewater treatment plant located in an area fractured by karst in the Salento peninsula (Apulia, Italy). Water samples were collected at four sites (raw wastewater, treated wastewater, infiltration trench, and monitoring well), monthly from May to December 2019 (with the exception of August), and were tested for (1) panel of bacteria; (2) enteric viruses; and (3) chemical substances. A gradual reduction in the concentration of bacteria, viruses and contaminants of emerging concern was observed across the profile of soil fissured by karst. All monitored bacteria were absent from the monitoring well, except for Pseudomonas aeruginosa. Pepper mild mottle virus and adenovirus were detected at all sampling sites. Personal care products and X-ray contrast media showed the greatest decrease in concentration from infiltration trench to the monitoring well, while the highest residual concentrations in the monitoring well were found for anticonvulsants (78.5%), antimicrobials (41.3%), and antipsychotic drugs (38.6%). Our results show that parameters provided by current law may not always be sufficient to evaluate the sanitary risk relating to the discharge of treated wastewater to the soil.
SourcePathogens 9, pp. 1–20
Keywordswastewater; groundwater; bacteria; virus; contaminants of emerging concern
JournalPathogens
EditorMolecular Diversity Preservation International, Basel,
Year2020
TypeArticolo in rivista
DOI10.3390/pathogens9121010
AuthorsMontagna M.T.; De Giglio O.; Calia C.; Pousis C.; Triggiano F.; Murgolo S.; De Ceglie C.; Bagordo F.; Apollonio F.; Diella G.; Narracci M.; Acquaviva M.I.; Ferraro G.B.; Mancini P.; Veneri C.; Brigida S.; Grassi T.; De Donno A.; Di Iaconi C.; Caputo M.C.; Cavallo R.A.; La Rosa G.; Mascolo G.
Text439559 2020 10.3390/pathogens9121010 Scopus 2 s2.0 85097222929 wastewater; groundwater; bacteria; virus; contaminants of emerging concern Microbiological and chemical assessment of wastewater discharged by infiltration trenches in fractured and karstified limestone Sca.re.s. project Montagna M.T.; De Giglio O.; Calia C.; Pousis C.; Triggiano F.; Murgolo S.; De Ceglie C.; Bagordo F.; Apollonio F.; Diella G.; Narracci M.; Acquaviva M.I.; Ferraro G.B.; Mancini P.; Veneri C.; Brigida S.; Grassi T.; De Donno A.; Di Iaconi C.; Caputo M.C.; Cavallo R.A.; La Rosa G.; Mascolo G. Department of Biomedical Science and Human Oncology, University of Bari Aldo Moro, Piazza G. Cesare 11, Bari, 70124, Department of Biomedical Science and Human Oncology, University of Bari Aldo Moro, Piazza G. Cesare 11, 70124, Bari, Italy;, , Italy; National Research Council CNR , Water Research Institute IRSA , via F. De Blasio, 5, Bari, 70132, National Research Council CNR , Water Research Institute IRSA , via F. De Blasio, 5, 70132, Bari, Italy, , , Italy; National Research Council CNR , Water Research Institute IRSA , via F. De Blasio, 5, Bari, 70132, National Research Council CNR , Water Research Institute IRSA , via F. De Blasio, 5, 70132, Bari, Italy, , , Italy; Laboratory of Hygiene, Department of Biological and Environmental Sciences and Technologies, University of Salento, via Monteroni 165, Lecce, 73100, Laboratory of Hygiene, Department of Biological and Environmental Sciences and Technologies, University of Salento, via Monteroni, 165, 73100, Lecce, Italy, , Italy; National Research Council CNR , Water Research Institute IRSA , S.S. di Taranto, via Roma 3, Taranto, 74123, National Research Council CNR , Water Research Institute IRSA , S.S. di Taranto, via Roma 3, 74123, Taranto, Italy, , Italy; Department of Environment and Health, Istituto Superiore di Sanita, Rome, 00161, Department of Environment and Health, Istituto Superiore di Sanita, 00161, Rome, Italy, , Italy This study investigated the environmental contamination of groundwater as a consequence of the discharge of treated wastewater into the soil. The investigation focused on a wastewater treatment plant located in an area fractured by karst in the Salento peninsula Apulia, Italy . Water samples were collected at four sites raw wastewater, treated wastewater, infiltration trench, and monitoring well , monthly from May to December 2019 with the exception of August , and were tested for 1 panel of bacteria; 2 enteric viruses; and 3 chemical substances. A gradual reduction in the concentration of bacteria, viruses and contaminants of emerging concern was observed across the profile of soil fissured by karst. All monitored bacteria were absent from the monitoring well, except for Pseudomonas aeruginosa. Pepper mild mottle virus and adenovirus were detected at all sampling sites. Personal care products and X ray contrast media showed the greatest decrease in concentration from infiltration trench to the monitoring well, while the highest residual concentrations in the monitoring well were found for anticonvulsants 78.5% , antimicrobials 41.3% , and antipsychotic drugs 38.6% . Our results show that parameters provided by current law may not always be sufficient to evaluate the sanitary risk relating to the discharge of treated wastewater to the soil. 9 Published version http //www.scopus.com/record/display.url eid=2 s2.0 85097222929 origin=inward 29/11/2020 Microbiological and Chemical Assessment of Wastewater Discharged by Infiltration Trenches in Fractured and Karstified Limestone pathogens 09 01010.pdf Articolo in rivista Molecular Diversity Preservation International 2076 0817 Pathogens Pathogens BRIGIDA SILVIA claudio.diiaconi DI IACONI CLAUDIO mariaclementina.caputo CAPUTO MARIA CLEMENTINA sapia.murgolo MURGOLO SAPIA giuseppe.mascolo MASCOLO GIUSEPPE