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布伊水库的状况:使用物理化学参数评估水质 - - 堆积后十年
Ruby Asmah1, Pennante Bruce-Vanderpuije1, Theodore Quarcoopome1
1Council for Scientific and Industrial Research, Water Research Institute, Accra, Ghana.
概括
在大被封存十年后,布伊水库被封存了.
科学领域:
- 环境科学 环境科学
- 水资源管理 水资源管理
- 临界技术 临界技术
背景情况:
- 堆积水可以改变水质和饮用性.
- 区分水引起的变化和自然变化至关重要.
- 加纳的布伊水库在十年前被没收.
研究的目的:
- 综合评估布伊水库十年后的水质.
- 确定影响不同季节水质的关键物理化学参数.
- 建立一个管理大型热带水库的基准.
主要方法:
- 从2020年10月到2021年11月,在七个采样站分析了26个物理化学参数.
- 在现场使用YSI EXO II探头测量pH,温度和溶解氧气.
- 采用主要组件分析 (PCA) 来识别影响的关键参数.
主要成果:
- 硫酸盐,总溶解固体,性,硬度 (总,,) 和导电性被确定为关键参数.
- 大多数参数都符合世卫组织/欧盟/USEPA淡水标准,除了度,颜色和氨.
- 自灌以来,许多物理化学参数的普遍下降被观察到,与其他加纳水库相比,营养物质/离子度较低.
结论:
- 布伊水库的水质在过去十年中有所改善,尽管农业和废物投入较少.
- 该研究提供了该水库的第一个十年级,多季度的水质评估.
- 提供了可行的证据,用于在日益增长的环境压力下管理热带水库.
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