在西尼罗河三角洲的地下水量,物理化学特性和微生物质量的综合管理,使用新的MATLAB代码和地理信息系统绘制地图
Mohamed Shehata1, Samir M Zaid1, Soha T Al-Goul2
1Geology Department, Faculty of Science, Zagazig University, Zagazig, 44511, Egypt.
Scientific reports
|April 2, 2024
概括
干旱地区的地下水主要是Na-Cl型和盐水,运动缓慢,盐度不同. 虽然没有发现病原体,但未来的发展可能会导致水位大幅下降.
科学领域:
- 水文地质学 水文地质学
- 环境科学 环境科学
- 水资源管理 水资源管理
背景情况:
- 地下水是干旱地区饮用,灌和发展的重要资源.
- 不同的人类活动可能会对地下水的数量和质量产生负面影响.
- 有效的监测对于可持续的地下水管理至关重要.
研究的目的:
- 监测压度水平并评估地下水的物理化学和生物特性.
- 分析地下水类型,盐度分布和液压梯度.
- 为了评估微生物污染,并预测未来的地下水吸收.
主要方法:
- 对于压度水平的先进监测技术.
- 收集和分析地下水样本以检测物理化学性质.
- 基于软件的水类和盐度分布分析.
- 微生物生长监测和总细菌计数 (TBC) 的确定.
- 模拟建模用于地下水吸收预测.
主要成果:
- 地下水主要是Na-Cl类型 (94%),有一些Mg-Cl类型 (6%).
- 盐度在238至1350毫克/升之间,南部井的度更高.
- 液压梯度一般为低至中等,表明地下水运动缓慢.
- 所有样本都是盐水的,TBCs在4.8到7.5CFU/mg/L之间.
- 在任何样本中都没有检测到致病微生物.
结论:
- 四季度含水层系统主要受到Na-Cl水类的影响.
- 地下水的盐度和缓慢流动需要在干旱地区进行谨慎的管理.
- 模拟模型预测,由于持续发展,接下来的10-30年里,地下水层的水位将大幅下降.
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