| 20-23 DISCHARGE AND TREATMENT OF WASTE WATER BY REGION(1999) | |||||||||
| (10 000 tons) | |||||||||
| Region | Number | Total | Volume | Number | Volume | Volume of Polltion | |||
| of | Volume | of | Volume of | of | of | Volume | Removed from | ||
| Industrial | of | Industrial | Industrial | Facilities | Industrial | of | Industrial Waste Water | ||
| Enterprises | Waste | Waste | Waste | for | Waste | Industrial | Absorption | Suspension | |
| Water | Water | Water | Treatment | Water | Waste | of | |||
| Discharged | up to | Treated | of | Treated | Water | Oxygen | |||
| the | up to the | Waste | Recovered | ||||||
| Discharge | Discharge | Water | After | ||||||
| (unit) | Standards | Standards | (set) | Treatment | (ton) | (ton) | |||
| Sichuan | 3377 | 94536.48 | 46696.28 | 19573.72 | 3313 | 100935.96 | 69468.3 | 164102.18 | 984031.97 |
| Chengdu | 937 | 27492 | 18255.05 | 6597.39 | 798 | 24985.99 | 17821.68 | 23988.77 | 75765.21 |
| Zigong | 206 | 2736.56 | 610.47 | 136.21 | 182 | 1113.42 | 418.64 | 192.27 | 12339.16 |
| Panzhihua | 62 | 3178.06 | 2511.8 | 1671.3 | 134 | 26540.92 | 24676.49 | 101627.82 | 243908 |
| Luzhou | 121 | 8273.63 | 4963.38 | 358.97 | 277 | 3542.32 | 1460.87 | 3387.47 | 10808.31 |
| Deyang | 118 | 4692 | 2341.37 | 1083.14 | 286 | 4616.54 | 2840.93 | 474.38 | 37661 |
| Mianyang | 149 | 5921.3 | 3561.77 | 2213.04 | 167 | 6797.64 | 4313.93 | 489.91 | 232.18 |
| Guangyuan | 117 | 1454.78 | 838.69 | 465.69 | 83 | 822.74 | 328.34 | 172.51 | 2901.93 |
| Suining | 52 | 2004.69 | 308.5 | 296.49 | 46 | 1287.8 | 610.74 | 298.54 | 208.11 |
| Neijiang | 150 | 6013.68 | 1840.32 | 736.59 | 168 | 7264.53 | 4509.12 | 8557.47 | 532828.14 |
| Leshan | 222 | 7708.49 | 2060.65 | 298.23 | 162 | 3993.22 | 1746.95 | 828.39 | 6268.56 |
| Nanchong | 207 | 2928.19 | 1591.68 | 1450.07 | 66 | 1938.23 | 301.69 | 3053.28 | 368.59 |
| Yibin | 193 | 8218.12 | 3481.63 | 1764.43 | 237 | 5965.1 | 2891.43 | 9910.15 | 16477.57 |
| Guangan | 90 | 1224.33 | 468.89 | 224.02 | 47 | 914.41 | 501.44 | 0.43 | 175.13 |
| Dazhou | 153 | 2263.1 | 768.7 | 436.83 | 145 | 2547.74 | 2056.42 | 58.01 | 1097.83 |
| Yaan | 127 | 1644.36 | 324.63 | 194.85 | 62 | 613.79 | 186.6 | 8150.03 | 3903.35 |
| Bazhong | 46 | 516.96 | 333.14 | 332.18 | 41 | 432.47 | 52.52 | 480.6 | 28791.2 |
| Meishan | 138 | 2703.64 | 848.83 | 753.77 | 131 | 3609.03 | 2047.29 | 1682.04 | 797.32 |
| Ziyang | 88 | 3886.72 | 1132.31 | 302.62 | 84 | 2649.91 | 2171.01 | 326.33 | 484.54 |
| Aba | 30 | 225.96 | 169.35 | 73.68 | 21 | 126.94 | 3.99 | 2 | |
| Ganzi | 8 | 17.62 | 10.03 | 10.03 | 7 | 12.2 | 1 | ||
| Liangshan | 150 | 1316.5 | 159.27 | 159.27 | 138 | 1106.92 | 487.99 | 384.96 | 8994.9 |