[1]HAN Yulong,LIU Zhenzhong.Research on Characteristics of the Receiving Water Body Polluted by Rainwater Runoff[J].Research of Soil and Water Conservation,2015,22(06):65-71.
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Research of Soil and Water Conservation[ISSN 1005-3409/CN 61-1272/P] Volume:
22
Number of periods:
2015 06
Page number:
65-71
Column:
Public date:
2015-12-28
- Title:
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Research on Characteristics of the Receiving Water Body Polluted by Rainwater Runoff
- Author(s):
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HAN Yulong, LIU Zhenzhong
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School of Civil Engineering and Architecture, Nanchang University, Nanchang 330031, China
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- Keywords:
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rainwater runoff; receiving water body; water quality assessment; pollution characteristics; non-point source pollution
- CLC:
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X524
- DOI:
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- Abstract:
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Taking Qianhu campus as the research site and Runxi lake as the receiving water, we tested pH, turbidity, SS, COD, TP and ammonia nitrogen of road rainwater runoff and lake water to explore the changes of the concentration of pollutants before the rain, during the rain occurrence and after the rain. Correlation analysis between the concentration increase of pollutants in the receiving water body and water quality characteristics of rainwater runoff was performed to determine the characteristics of the receiving water body polluted by city rainwater runoff. The results showed that pH reduced but the others indicators increased and water quality characteristics varied from Type Ⅳ to Ⅴ of the surface water standard because of rainwater runoff, and the regression equation can used to calculate the increment of pollutants in the receiving water body with significant correlation. Responsible recommendations were suggested to provide theoretical reference basis to solve the problem of non-point source pollution caused by rainwater runoff of the city roads.