Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm

Sampling and analysing urban wastewater are found to be a reliable indicator of the regional spread of infectious diseases. During the COVID-19 pandemic, several research groups around the globe sampled wastewater from treatment plants or other points throughout a sewer system and tried to identify...

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Main Authors: Argyro Gkatzioura, Antigoni Zafeirakou
Format: Article
Language:English
Published: MDPI AG 2023-11-01
Series:Water
Subjects:
Online Access:https://www.mdpi.com/2073-4441/15/23/4076
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author Argyro Gkatzioura
Antigoni Zafeirakou
author_facet Argyro Gkatzioura
Antigoni Zafeirakou
author_sort Argyro Gkatzioura
collection DOAJ
description Sampling and analysing urban wastewater are found to be a reliable indicator of the regional spread of infectious diseases. During the COVID-19 pandemic, several research groups around the globe sampled wastewater from treatment plants or other points throughout a sewer system and tried to identify the presence of the virus. Since infected persons are found to excrete the virus in their feces and urine, urban wastewater analysis proved to be a valuable tool for the early detection of spikes in the disease. In the present study, an effort was made to investigate several fate and transport scenarios of SARS-CoV-2 in a sewer system. USEPA’s Storm Water Management Model (SWMM) was utilized for the analysis. The modelling results were then used as an input to an optimization procedure using an NSGA-II algorithm. The optimization procedure aimed to determine the appropriate number and combination of sampling points for a better assessment of the disease’s dispersion in the community. Four to six sampling points seem to offer a high likelihood of SARS-CoV-2 RNA detection in minimum time, representing the maximum population.
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spelling doaj.art-72eb2e7ab31445cc8dad725768abf6772023-12-08T15:28:20ZengMDPI AGWater2073-44412023-11-011523407610.3390/w15234076Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II AlgorithmArgyro Gkatzioura0Antigoni Zafeirakou1Department of Civil Engineering, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceDepartment of Civil Engineering, Aristotle University of Thessaloniki, 54124 Thessaloniki, GreeceSampling and analysing urban wastewater are found to be a reliable indicator of the regional spread of infectious diseases. During the COVID-19 pandemic, several research groups around the globe sampled wastewater from treatment plants or other points throughout a sewer system and tried to identify the presence of the virus. Since infected persons are found to excrete the virus in their feces and urine, urban wastewater analysis proved to be a valuable tool for the early detection of spikes in the disease. In the present study, an effort was made to investigate several fate and transport scenarios of SARS-CoV-2 in a sewer system. USEPA’s Storm Water Management Model (SWMM) was utilized for the analysis. The modelling results were then used as an input to an optimization procedure using an NSGA-II algorithm. The optimization procedure aimed to determine the appropriate number and combination of sampling points for a better assessment of the disease’s dispersion in the community. Four to six sampling points seem to offer a high likelihood of SARS-CoV-2 RNA detection in minimum time, representing the maximum population.https://www.mdpi.com/2073-4441/15/23/4076SARS-CoV-2EPA SWMMwastewaterwastewater surveillancesampling pointsoptimization
spellingShingle Argyro Gkatzioura
Antigoni Zafeirakou
Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
Water
SARS-CoV-2
EPA SWMM
wastewater
wastewater surveillance
sampling points
optimization
title Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
title_full Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
title_fullStr Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
title_full_unstemmed Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
title_short Optimal Selection of Sampling Points for Detecting SARS-CoV-2 RNA in Sewer System Using NSGA-II Algorithm
title_sort optimal selection of sampling points for detecting sars cov 2 rna in sewer system using nsga ii algorithm
topic SARS-CoV-2
EPA SWMM
wastewater
wastewater surveillance
sampling points
optimization
url https://www.mdpi.com/2073-4441/15/23/4076
work_keys_str_mv AT argyrogkatzioura optimalselectionofsamplingpointsfordetectingsarscov2rnainsewersystemusingnsgaiialgorithm
AT antigonizafeirakou optimalselectionofsamplingpointsfordetectingsarscov2rnainsewersystemusingnsgaiialgorithm