2020年2月公开环境信息
| 日期 | COD(mg/l) | 日期 | COD(mg/l) |
| 2020.2.1 | 89.6 | 2020.2.16 | 150.4 |
| 2020.2.2 | 65.8 | 2020.2.17 | 166.5 |
| 2020.2.3 | 65.2 | 2020.2.18 | 93.1 |
| 2020.2.4 | 52.6 | 2020.2.19 | 195.1 |
| 2020.2.5 | 53.3 | 2020.2.20 | 200.1 |
| 2020.2.6 | 46.7 | 2020.2.21 | 184.2 |
| 2020.2.7 | 45.7 | 2020.2.22 | 186.7 |
| 2020.2.8 | 39.5 | 2020.2.23 | 183.3 |
| 2020.2.9 | 39.8 | 2020.2.24 | 127.9 |
| 2020.2.10 | 51.2 | 2020.2.25 | 105.6 |
| 2020.2.11 | 36.4 | 2020.2.26 | 97.7 |
| 2020.2.12 | 35.3 |
2020.2.27 | 114.5 |
| 2020.2.13 | 63.3 | 2020.2.28 | 111.8 |
| 2020.2.14 | 79.3 | 2020.2.29 | 108.5 |
| 2020.2.15 | 148.5 |