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In the 107th year, Pingtung County promoted the prevention and control of soil and groundwater pollution, monitoring and maintenance work plans, and cooperated with various plans of the Environmental

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The project work includes sampling and analysis of underground well water quality, simple tap water sampling analysis, monitoring well waste operation, and agricultural soil sampling analysis. The benefits of the implementation of this project are to grasp the environmental conditions of soil and groundwater in Pingtung County to ensure the quality of local soil and people's health. For groundwater testing: 4 wells were selected near the social security section of Yudandan Township. The analysis project consisted of 8 heavy metals. The results of the first and second half of the year showed that the four groundwater wells and heavy metal detection projects met the second type of groundwater regulations. . Simple tap water detection: Groundwater samples were taken from Jiu'ai Village, Zhenxing Village and Gaolang Village in Yanpu Township to detect volatile organic compounds (VOCs) and general items in water. Except for ammonia nitrogen, the maximum value of drinking water was exceeded. The values ​​are below the maximum limit for drinking water quality. The measured values ​​of ammonia nitrogen exceeded the maximum limit of drinking water. The data of the past years were examined. It is shown that the groundwater in Jiuai Village, Zhenxing Village and Gaolang Village has always had the presence of ammonia nitrogen, which may be caused by the low groundwater volume during dry season. The results of the second half of the flood season test: all test values ​​are lower than the maximum limit of drinking water quality. In the first half of the year, the ammonia nitrogen measurement in the dry season exceeded the maximum limit of drinking water. In the second half of the year, the ammonia nitrogen measurement in the wet season was lower and lower than the maximum limit of drinking water. The possible reason was that the groundwater volume during the flood period was more dilute the ammonia nitrogen in the groundwater. To. The project has completed the regional monitoring wells for the disposal of waste wells from June 13 to 15, a total of four times. The sampling and analysis operation of the 80 blocks of farmland soil in Gaoshu Township, the analysis project is 8 heavy metals in the soil, and the sampling analysis of the 80 blocks has been completed. The analysis results show that the concentration of heavy metals in the soil of each block is lower than that of soil pollution and food crops. standard. The project has held a quality assurance product management (QA/QC) check meeting on June 26, 2007. In response to the members' comments, they have responded and cooperated with the improvement measures. The expected effect of this project is to ensure the safety of crops by implementing groundwater testing for areas with pollution potential, maintaining water security for people in the region, and surveying soil quality in agricultural land.
Keyword
agricultural land, groundwater, heavy metals
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