Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.

Following the implementation of the strictest water resource management system in China, it has become increasingly important to understand and improve the surface water quality and the rate at which water function zones reach the water quality standard. Based on the monthly monitoring data from 450...

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Main Authors: Maoqing Duan, Shilu Zhang, Mingxia Xu, Junyu He, Xinrui Li, Jun Zhang
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0262064&type=printable
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author Maoqing Duan
Shilu Zhang
Mingxia Xu
Junyu He
Xinrui Li
Jun Zhang
author_facet Maoqing Duan
Shilu Zhang
Mingxia Xu
Junyu He
Xinrui Li
Jun Zhang
author_sort Maoqing Duan
collection DOAJ
description Following the implementation of the strictest water resource management system in China, it has become increasingly important to understand and improve the surface water quality and the rate at which water function zones reach the water quality standard. Based on the monthly monitoring data from 450 monitoring sites at the provincial borders of 27 provinces in China in 2019, the overall surface water quality at provincial boundaries in China was evaluated. The Canadian Council of Ministers of the Environment-water quality index (CCME-WQI) showed that the provincial boundary water quality exceeded the fair level, and F1 was the most influential factor. Then, 27 factors that directly or indirectly affect the surface water quality were identified, and the indirect influencing factors were integrated into the ecological environmental quality index and human activities quantitative index. Finally, the 27 factors were integrated into six factors, and the relationship between these indicators and CCME-WQI as well as the concentration of influencing elements with respect to regulatory standard limits were analyzed. The proportion of building land was the most significant factor affecting the quality of the aquatic environment in provincial boundaries. In addition, the economic development level, proportion of farmland, and degree of social development were identified as significant influencing factors. The six factors have different degrees of impact on the concentrations of major elements with respect to standard limits. This study basically explores water resource management and offers significant reference and guidelines for the improvement of the quality of surface water at provincial boundaries in China.
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spelling doaj.art-b3b43bfb123d47fcac28a938e45fa9b12025-03-04T05:31:35ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-01174e026206410.1371/journal.pone.0262064Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.Maoqing DuanShilu ZhangMingxia XuJunyu HeXinrui LiJun ZhangFollowing the implementation of the strictest water resource management system in China, it has become increasingly important to understand and improve the surface water quality and the rate at which water function zones reach the water quality standard. Based on the monthly monitoring data from 450 monitoring sites at the provincial borders of 27 provinces in China in 2019, the overall surface water quality at provincial boundaries in China was evaluated. The Canadian Council of Ministers of the Environment-water quality index (CCME-WQI) showed that the provincial boundary water quality exceeded the fair level, and F1 was the most influential factor. Then, 27 factors that directly or indirectly affect the surface water quality were identified, and the indirect influencing factors were integrated into the ecological environmental quality index and human activities quantitative index. Finally, the 27 factors were integrated into six factors, and the relationship between these indicators and CCME-WQI as well as the concentration of influencing elements with respect to regulatory standard limits were analyzed. The proportion of building land was the most significant factor affecting the quality of the aquatic environment in provincial boundaries. In addition, the economic development level, proportion of farmland, and degree of social development were identified as significant influencing factors. The six factors have different degrees of impact on the concentrations of major elements with respect to standard limits. This study basically explores water resource management and offers significant reference and guidelines for the improvement of the quality of surface water at provincial boundaries in China.https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0262064&type=printable
spellingShingle Maoqing Duan
Shilu Zhang
Mingxia Xu
Junyu He
Xinrui Li
Jun Zhang
Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
PLoS ONE
title Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
title_full Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
title_fullStr Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
title_full_unstemmed Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
title_short Response of surface water quality characteristics to socio-economic factors in Eastern-Central China.
title_sort response of surface water quality characteristics to socio economic factors in eastern central china
url https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0262064&type=printable
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AT junyuhe responseofsurfacewaterqualitycharacteristicstosocioeconomicfactorsineasterncentralchina
AT xinruili responseofsurfacewaterqualitycharacteristicstosocioeconomicfactorsineasterncentralchina
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