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Sewage Treatment Plants Already Built in 639 Cities
Currently, the MOHURD issued a notification on construction and operation situation of urban sewage treatment facilities in China in the first quarter of 2012. Among the 657 cities, 639 cities have built the sewage treatment plants, which accounted for 97.3% of the cities. A total of 1,177 counties have also built the sewage treatment plants, which accounted for 72.5% of the counties.

The notification indicated that the urban sewage treatment plants all over the country have treated 9.83 billion m3 of sewage, with a year-on-year growth of 10.2%; the operation loading rate has reached 78.68%, with a year-on-year growth of 3.7%; 2.6 million tons of COD was reduced, with a year-on-year growth of 7.8%; the reduction of COD concentration in average was 258 mg/L.

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