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["广州市番禺区2021年国控企业污染源（污水处理厂）监督性监测结果（第二季度）"]
["行政区","企业名称","监测点位","监测日期","执行标准名称","监测项目名称(单位)","污染物浓度","标准限值","是否达标","数据提供单位"]
["番禺区","广州市番禺污水治理有限公司中部净水厂","处理后排放口","2021.4.2","COD项目执行广东省地方标准《水污染物排放限值》(DB44/26-2001)\n 第二类污染物最高允许排放浓度第二时段 一级标准，其他执行《城镇污水处理厂污染物排放标准》(GB 18918-2002)表1 基本控制项目最高允许排放浓度（日均值）一级标准 A标准","pH值（无量纲）",6.92,"6～9","是","广州市番禺区环境监测站"]
[{"$nulls":5},"化学需氧量（mg/L）",27,40,"是"]
[{"$nulls":5},"氨氮（mg/L）",{"v":0.14,"d":"0.140"},5,"是"]
[{"$nulls":5},"总磷（mg/L）",0.28,0.5,"是"]
[{"$nulls":5},"总氮（mg/L）",7.32,15,"是"]
[{"$nulls":5},"五日生化需氧量（mg/L）",1.3,10,"是"]
[{"$nulls":5},"悬浮物（mg/L）",6,10,"是"]
[{"$nulls":5},"动植物油（mg/L）","ND(0.06)",1,"是"]
[{"$nulls":5},"色度（倍）",2,30,"是"]
[{"$nulls":4},"《城镇污水处理厂污染物排放标准》（GB18918-2002）表2部分一类污染物最高允许排放浓度","总汞（mg/L）","ND(0.00001)",0.001,"是"]
[{"$nulls":5},"镉（mg/L）","ND(0.005)",0.01,"是"]
[{"$nulls":5},"总铬（mg/L）","ND(0.03)",0.1,"是"]
[{"$nulls":5},"六价铬（mg/L）","ND(0.004)",0.05,"是"]
[{"$nulls":5},"砷（mg/L）",0.001,0.1,"是"]
[{"$nulls":5},"铅（mg/L）","ND(0.1)",0.1,"是"]
["番禺区","广州市番禺污水治理有限公司大石净水厂","处理后排放口","2021.4.2","COD项目执行广东省地方标准《水污染物排放限值》(DB44/26-2001)\n 第二类污染物最高允许排放浓度第二时段 一级标准，其他执行《城镇污水处理厂污染物排放标准》(GB 18918-2002) 表1 基本控制项目最高允许排放浓度（日均值）一级标准 A标准","pH值（无量纲）",6.78,"6～9","是","广州市番禺区环境监测站"]
[{"$nulls":5},"化学需氧量（mg/L）",8,40,"是"]
[{"$nulls":5},"氨氮（mg/L）",0.074,5,"是"]
[{"$nulls":5},"总磷（mg/L）",0.17,0.5,"是"]
[{"$nulls":5},"总氮（mg/L）",5.54,15,"是"]
[{"$nulls":5},"五日生化需氧量（mg/L）",1.1,10,"是"]
[{"$nulls":5},"悬浮物（mg/L）",6,10,"是"]
[{"$nulls":5},"动植物油（mg/L）","ND(0.06)",1,"是"]
[{"$nulls":5},"色度（倍）",2,30,"是"]
[{"$nulls":4},"《城镇污水处理厂污染物排放标准》（GB18918-2002）表2部分一类污染物最高允许排放浓度","总汞（mg/L）","ND(0.00001)",0.001,"是"]
[{"$nulls":5},"镉（mg/L）","ND(0.005)",0.01,"是"]
[{"$nulls":5},"总铬（mg/L）","ND(0.03)",0.1,"是"]
[{"$nulls":5},"六价铬（mg/L）","ND(0.004)",0.05,"是"]
[{"$nulls":5},"砷（mg/L）",0.001,0.1,"是"]
[{"$nulls":5},"铅（mg/L）","ND(0.1)",0.1,"是"]
["番禺区","广州市番禺污水治理有限公司前锋净水厂","处理后排放口","2021.4.1","COD项目执行广东省地方标准《水污染物排放限值》(DB44/26-2001)\n 第二类污染物最高允许排放浓度第二时段 一级标准，其他执行《城镇污水处理厂污染物排放标准》(GB 18918-2002)表1 基本控制项目最高允许排放浓度（日均值）一级标准 A标准","pH值（无量纲）",7.25,"6～9","是","广州市番禺区环境监测站"]
[{"$nulls":5},"化学需氧量（mg/L）",18,40,"是"]
[{"$nulls":5},"氨氮（mg/L）",1.74,5,"是"]
[{"$nulls":5},"总磷（mg/L）",0.34,0.5,"是"]
[{"$nulls":5},"总氮（mg/L）",9.92,15,"是"]
[{"$nulls":5},"五日生化需氧量（mg/L）",0.9,10,"是"]
[{"$nulls":5},"悬浮物（mg/L）",6,10,"是"]
[{"$nulls":5},"动植物油（mg/L）","ND(0.06)",1,"是"]
[{"$nulls":5},"色度（倍）",2,30,"是"]
[{"$nulls":4},"《城镇污水处理厂污染物排放标准》（GB18918-2002）表2部分一类污染物最高允许排放浓度","总汞（mg/L）","ND(0.00001)",0.001,"是"]
[{"$nulls":5},"镉（mg/L）","ND(0.005)",0.01,"是"]
[{"$nulls":5},"总铬（mg/L）","ND(0.03)",0.1,"是"]
[{"$nulls":5},"六价铬（mg/L）","ND(0.004)",0.05,"是"]
[{"$nulls":5},"砷（mg/L）",0.0011,0.1,"是"]
[{"$nulls":5},"铅（mg/L）","ND(0.1)",0.1,"是"]
["备注：结果中“ND”表示未检出，括号中数值为检出限"]