| 年度 | COD | NH3-N | TN | TP |
种植业 | 2011 | 541.92 | 108.38 | 1083.83 | 108.38 |
2012 | 526.73 | 105.35 | 1053.47 | 105.35 | |
2013 | 501.91 | 100.38 | 1003.81 | 100.38 | |
水产养殖业 | 2011 | 1592.2 | - | 318.2 | 86.07 |
2012 | 1629.11 | - | 340.38 | 91.83 | |
2013 | 1674.28 | - | 354.57 | 95.67 |