Index | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Average |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
COD effluent concentration | 248 | 216 | 194 | 173 | 224 | 256 | 237 | 208 | 183 | 165 | 151 | 195 | 204 |
NH3-N effluent concentration | 18.5 | 19.2 | 23.6 | 22.6 | 24.8 | 26.3 | 16.4 | 17.9 | 18.8 | 19.5 | 27.2 | 15.9 | 20.9 |
TP effluent concentration | 1.2 | 1.5 | 0.7 | 0.8 | 1.1 | 0.9 | 0.6 | 1.8 | 2 | 1.4 | 0.8 | 1.7 | 1.2 |
TN effluent concentration | 26.7 | 23.7 | 35.1 | 39 | 41.5 | 25.4 | 22.9 | 29.3 | 33.5 | 38.7 | 36.2 | 30.6 | 31.9 |
Effluent colority | 30 | 40 | 40 | 50 | 60 | 40 | 30 | 30 | 40 | 40 | 40 | 50 | 40 |
Unit product water consumption | 125.3 | 148.7 | 203.6 | 224.8 | 131 | 154.7 | 160.4 | 138.5 | 134.6 | 221.5 | 178.3 | 142 | 163.6 |
Unit product wastewater discharge | 117.5 | 158.4 | 138.9 | 126.5 | 190.3 | 105.8 | 148.3 | 170.6 | 163.5 | 98.7 | 102.5 | 115.6 | 136.4 |
Wastewater treatment cost per ton | 1.38 | 1.49 | 1.63 | 1.32 | 1.17 | 1.06 | 1.43 | 1.85 | 1.42 | 1.51 | 1.47 | 1.3 | 1.42 |
Operating load of sewage treatment | 58 | 70 | 62 | 44 | 38 | 49 | 45 | 36 | 38 | 62 | 53 | 44 | 50 |
Recycling rate of industrial water | 37 | 36 | 26 | 22 | 32 | 30 | 28 | 25 | 21 | 36 | 40 | 25 | 30 |
Reuse rate of tail water | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Stability compliance rate of wastewater treatment | 99.5 | 99.2 | 99.8 | 99.4 | 98.8 | 99.3 | 99.7 | 98.9 | 99.1 | 99.5 | 99.3 | 99.2 | 99.3 |