Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone

We observed the water level and temperature in the lower stretch of the Hsin-an river in China for different times to show the characteristics of the water table and temperature in the riparian zone under the influence of discharged low-temperature water. The water table in the riparian zone showed...

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Main Author: Bei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi Shang
Format: Article
Language:English
Published: Technoscience Publications 2022-03-01
Series:Nature Environment and Pollution Technology
Subjects:
Online Access:https://neptjournal.com/upload-images/(15)D-1233.pdf
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author Bei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi Shang
author_facet Bei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi Shang
author_sort Bei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi Shang
collection DOAJ
description We observed the water level and temperature in the lower stretch of the Hsin-an river in China for different times to show the characteristics of the water table and temperature in the riparian zone under the influence of discharged low-temperature water. The water table in the riparian zone showed a typical daily cycle change with a fluctuation range of 239.42-275.99 cm, according to the findings. With increasing distance from the river, the amplitudes of the water table fluctuation were reduced, and the phases were lagged. In the high-temperature period, riparian temperatures range from 20.4°C to 26.0°C, whereas in the low-temperature phase, temperatures range from 12.9°C to 19.2°C. The temperature distribution in the riparian zone was described in the vertical direction as “warmer on the surface and cooler at the bottom” during high-temperature periods and “cooler on the surface and warmer at the bottom” during low-temperature periods, with the temperature gradient gradually decreasing with depth. There was clear temperature zonation in the horizontal direction during the high-temperature phase but none during the low-temperature period. The study will serve as a benchmark for future hyporheic zone ecological impact assessments.
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spelling doaj.art-6d36c3df2ca348468b21261afecdbfce2022-12-21T22:09:51ZengTechnoscience PublicationsNature Environment and Pollution Technology0972-62682395-34542022-03-0121114114810.46488/NEPT.2022.v21i01.015Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian ZoneBei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi ShangWe observed the water level and temperature in the lower stretch of the Hsin-an river in China for different times to show the characteristics of the water table and temperature in the riparian zone under the influence of discharged low-temperature water. The water table in the riparian zone showed a typical daily cycle change with a fluctuation range of 239.42-275.99 cm, according to the findings. With increasing distance from the river, the amplitudes of the water table fluctuation were reduced, and the phases were lagged. In the high-temperature period, riparian temperatures range from 20.4°C to 26.0°C, whereas in the low-temperature phase, temperatures range from 12.9°C to 19.2°C. The temperature distribution in the riparian zone was described in the vertical direction as “warmer on the surface and cooler at the bottom” during high-temperature periods and “cooler on the surface and warmer at the bottom” during low-temperature periods, with the temperature gradient gradually decreasing with depth. There was clear temperature zonation in the horizontal direction during the high-temperature phase but none during the low-temperature period. The study will serve as a benchmark for future hyporheic zone ecological impact assessments.https://neptjournal.com/upload-images/(15)D-1233.pdflateral hyporheic exchange, discharged low-temperature water, water fluctuations, temperature distribution
spellingShingle Bei Zhu, Shiyan Wang, Chang Liu, Wei Su, Jiapeng Wu, Cunwu Li and Jingshi Shang
Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
Nature Environment and Pollution Technology
lateral hyporheic exchange, discharged low-temperature water, water fluctuations, temperature distribution
title Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
title_full Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
title_fullStr Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
title_full_unstemmed Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
title_short Impacts of Discharged Low-Temperature Water on Water Table and Temperature in the Riparian Zone
title_sort impacts of discharged low temperature water on water table and temperature in the riparian zone
topic lateral hyporheic exchange, discharged low-temperature water, water fluctuations, temperature distribution
url https://neptjournal.com/upload-images/(15)D-1233.pdf
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