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Water quality standard for farmland irrigation (GB 5084-2021) pdf

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Brief introduction: This standard specifies the requirements of farmland irrigation water quality, monitoring and analysis methods and supervision and management requirements. This standard is applicable to the supervision and management of water quality with surface water and groundwater as irrigation water sources. Urban sewage (except industrial wastewater and medical sewage), livestock and poultry breeding wastewater, agricultural product processing wastewater and rural domestic sewage that are not comprehensively utilized enter the farmland irrigation channel. The water quality of the nearest irrigation water intake point downstream shall be supervised and managed according to this standard.
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