污染类型

工业源

城镇生活源

农村生活源

农业面源

畜禽养殖

支流

方案1

COD入河量削减301.95 t/a，氨氮入河量削减26.16 t/a

COD入河量削减81.35t/a，氨氮入河量削减16.27 t/a

方案2

COD入河量削减301.95 t/a，氨氮入河量削减26.16 t/a

COD入河量削减31.66 t/a，氨氮入河量削减11.96 t/a

COD入河量削减81.35 t/a，氨氮入河量削减16.27 t/a

支流达到III类水质标准

方案3

COD入河量削减32.29 t/a，氨氮入河量削减2.36 t/a

COD入河量削减301.95 t/a，氨氮入河量削减26.16 t/a

COD入河量削减31.66t/a，氨氮入河量削减11.96 t/a

COD入河量削减11.18 t/a，氨氮入河量削减2.36 t/a

COD入河量削减81.35 t/a，氨氮入河量削减16.27 t/a

支流达到III类水质标准