日期	COD(mg/l)	日期	COD(mg/l)
2022.4.1	70.1	2022.4.16	74.2
2022.4.2	58.4	2022.4.17	72.1
2022.4.3	52.5	2022.4.18	63.7
2022.4.4	58.3	2022.4.19	64.7
2022.4.5	59.3	2022.4.20	70.9
2022.4.6	62.7	2022.4.21	70.4
2022.4.7	69.3	2022.4.22	61.1
2022.4.8	97.2	2022.4.23	60.5
2022.4.9	56.2	2022.4.24	51.9
2022.4.10	54.4	2022.4.25	73.1
2022.4.11	53.7	2022.4.26	54.1
2022.4.12	57.1	2022.4.27	99.7
2022.4.13	66.1	2022.4.28	60.8
2022.4.14	82.6	2022.4.29	89.3
2022.4.15	73.3	2022.4.30	77.1