American Journal of Water Science and Engineering

Volume 9, Issue 4, December 2023

  • Research Article

    Stone Quarries and Hydrological Regime of Roshi with Emphasis on Sedimentation

    Suman Shrestha, Prachand Man Pradhan, Hari Krishna Shrestha

    Issue: Volume 9, Issue 4, December 2023
    Pages: 86-96
    Received: 26 September 2023
    Accepted: 17 October 2023
    Published: 28 October 2023
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    Abstract: Nepal is a country with many mountains, situated in Hindukush Himalayas. Stone quarrying is currently accompanying the rapid expansion of physical infrastructure in the Roshi River and its tributaries. This study aims to establish the discharge and suspended sediment rating curve of the Roshi River. It also includes the impact of the stone quarries... Show More
  • Research Article

    Defluoridation of Groundwater by Activated Carbon Derived from Water Hyacinth (Pontederia crassipes) by Phosphoric Acid Activation

    Eric Mugambi Muchunku*, Peter Kuria Ndiba, Erick Auma Omondi

    Issue: Volume 9, Issue 4, December 2023
    Pages: 97-107
    Received: 12 October 2023
    Accepted: 07 November 2023
    Published: 17 November 2023
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    Abstract: Elevated concentration of fluoride in groundwater poses serious health concerns in communities that depend on the groundwater for their drinking water. Efforts to develop appropriate defluoridation techniques have experienced challenges such as low efficiency, unaffordability, skill shortage, and cultural perceptions. This study evaluated the use o... Show More