苏州工业园排放标准.doc

Utility Services - Sewage Sewage SIP has its own Sewage Treatment Works was developed by CSSD and has started operation since November 1998. The current treatment capacity of this plant is 100,000 m3/day and will be increased to 500,000 m3//day as the park develops. Fee and Tariffs The fee structure for sewage is similar to that of water. There are one-off payments for connecting to the sewage network. These are the Increased Capacity Fee (增容费) and Engineering Fee (工程费). In addition, there are monthly consumption fees. Increased Capacity Fee This will be computed based on 80% of the daily peaked capacity consumption of water at RMB 600/m3 Note: Sewage is discharged through a designated connection point under the road surface fronting the user’s land plot. All charges incurred in connecting to its own premises is the user’s responsibility. (See Engineering Fee). Engineering Fee These are the fees incurred for connecting the sewage and rainwater pipes from designated points near the outside boundary of the user’s land plot to the user’s premises. The estimated costs: Connection of a sewage pipe (DN 300mm, L25 m) RMB 2500 Connection of a rainwater pipe (DN450mm, L10 m) RMB 400 Consumption Fee (Wef 1 April 1998) Industrial Sewage RMB 0.80/ m3 Commercial Sewage RMB 0.80/ m3 Domestic Sewage RMB 0.80/ m3 Utility Services - Sewage SIP Sewage Discharge Standard (Same as State) Sewage Discharge Parameters污水排放限值 Standard (mg/L) Upper Concentration Limits for the First Class Pollutants第一类污染物浓度限值 1 Total mercury 总汞 0.05 2 Alkyl mercury 烷基汞 Must not be detected 3 Total cadmium 总镉 0.1 4 Total chromium 总铬 1.5 5 Hexavalent chromium Compounds 六价铬 0.5 6 Total arsenic 总砷 0.5 7 Total lead