Abstract
Water is an essential nutrient in the human body and it plays a vital role. Water is required to work in every system in the body, from cells and tissues to vital organs. About 70% of human-used freshwater goes to cultivation. The study aimed to assess water quality and identify the water category of Besut Campus Lake A. Water Quality Index (WQI) related to this study because it is standard used to classify the class of the water body. Water sampling was done at three sampling stations in two different locations and were sampled from February 2021 until March 2021. According to HACH and American Public Health Associations (APHA) methods, ten water quality parameters were analysed based on in situ and ex situ analysis. The values of pH, TDS, Temp, TSS and AN had been classified under Class I referred to National Water Quality Standard (NWQS). At the same time, DO and BOD were classified under Class II. And COD had been classified under Class III according to NWQS classification. Based on WQI, the water quality status in Campus Besut Lake was classified under Class II with a value of 85.742. It had been considered as Clean which is suitable for recreational activities and safe for body contact as well.
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