Discharge of wastewater and major pollutants in 2008
The province's wastewater discharge is 5.09 billion tons, of which industrial wastewater discharge is 2.593 billion tons, accounting for 50.94%; The discharge of domestic wastewater was 2.497 billion tons, accounting for 49.06%. The total discharge of chemical oxygen demand of wastewater is 8510.5 million tons, of which the discharge of chemical oxygen demand of industrial wastewater is 255,800 tons, accounting for 3004%; The discharge of chemical oxygen demand in domestic sewage is 595,700 tons, accounting for 69.96%. The total amount of ammonia nitrogen emission is 69,800 tons, of which the industrial wastewater ammonia nitrogen emission is 1.39 million tons, accounting for 1.9%, and the domestic sewage ammonia nitrogen emission is 55,900 tons, accounting for 80 1%. The total discharge of petroleum is 1 1 19.23 tons, and the total discharge of volatile phenol is 4 1.58 tons.
According to the bulletin of Jiangsu environmental situation (2008)
Shandong:
In 2008, the total amount of wastewater discharged in the province was 3.589 billion tons, an increase of 7.38% over the previous year. Among them, the discharge of domestic wastewater is18190,000 tons, accounting for 50.7%; The discharge of industrial wastewater is177,000 tons, accounting for 49.3%.
The total discharge of chemical oxygen demand, the main pollutant in wastewater, was 678,600 tons, down 5.73% from the previous year. Among them, the discharge of domestic chemical oxygen demand is 4,265,438+0.3 million tons, accounting for 62.1%; The discharge of industrial chemical oxygen demand is 257,300 tons, accounting for 37.9%.
According to the 2008 Shandong Environmental Status Bulletin
Henan:
In 2008, the discharge of industrial and urban domestic wastewater in the province was 309,654.38+billion tons, of which industrial wastewater discharge was1.3365.438+billion tons and urban domestic wastewater discharge was1.76 billion tons. The discharge of chemical oxygen demand of major pollutants is 650,900 tons.
According to the 2008 Henan Environmental Status Bulletin
Anhui:
In 2008, the total discharge of industrial and urban domestic wastewater in the province was 6543.8+687 million tons. Among them, industrial wastewater discharge is 670 million tons, urban domestic wastewater discharge is101700 million tons, and domestic wastewater discharge accounts for 60.28% of the total wastewater discharge. The total discharge of chemical oxygen demand was 432,900 tons, a decrease of 4.0 1% over the previous year. The total discharge of ammonia nitrogen was 47,700 tons, a decrease of 12.80% over the previous year.
According to Anhui Environmental Status Bulletin (2008)