Domestic sewage treatment project in qingdu park, wangdu county

The project was completed in? Years? In August, wangdu was the first environmental protection project invested and constructed by utilizing sewage treatment equipment technology. The project is to purchase a set of reclaimed water recycling equipment with a volume of 30t/d. The original water quality COD 400 mg/L, BOD 200 mg/L, effluent water quality up to the "urban sewage treatment plant pollutant discharge standards" gb18918-2002 A set of the highest allowable pollutant discharge standards, and the dissolved oxygen, COD, nh4-n, fecal coliform group number and other indicators are in line with the gb-2002 "surface water environmental quality standards" in the surface IV water related indicators.