January 21, 2005
A nationwide survey on the state of discharge and treatment of industrial waste in FY 2002 (April 1, 2002 - March 31, 2003) was conducted and the results have been summarized as follows. (Figures in parentheses are those of FY2001.)
1. | State of discharge and treatment | |||
(1) | Total amount of dsicharge | |||
Decrease by approximately 7 million tons (approximately 1.8%) compared to FY 2001. | ||||
- | Total volume approximately 393 million tons (400 million tons) | |||
(2) | Amount by industries | |||
- | Top-six industries account for 80% of the total, same as in FY 2001. | |||
- | Agriculture 90.15 million tons, 22.9% (90.43 million tons, 22.6%) | |||
- | Electricity, gas, heat & water supply 89.74 million tons, 22.8% (93.14 million tons, 23.3%) |
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- | Construction 73.51 million tons, 18.7% (76.15 million tons, 19.0%) | |||
- | Pulp, paper & processed paper manufacturing 30.40 million tons, 7.7%
(27.14 million tons, 6.8%) |
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- | Steel industry 26.50 million tons, 6.7% (26.45 million tons, 6.6%) | |||
- | Chemical industry 16.79 million tons, 4.3% (16.89 million tons, 4.2%) | |||
(3) | Volume by type of waste | |||
Top-three types of waste account for 80% of the total waste generated, same as in FY 2001. | ||||
- | Sludge 182.44 million tons, 46.4% (186.9 million tons, 46.7%) | |||
- | Excrement of animals 89.80 million tons, 22.8% (90.09 million tons, 22.5%) | |||
- | Debris 55.36 million tons, 14.1% (57.10 million tons, 14.3%) | |||
(4) | Treatment of industrial waste | |||
Rates of recycle, reduction during the treatment, and final disposal remain about the same level as in FY 2001. | ||||
- | Recycle 182 million tons, 46.3% (183 million tons, 45.8%) | |||
- | Reduction 172 million tons, 43.7% (175 million tons, 43.8%) | |||
- | Final disposal 40 million tons, 10.1% (42 million tons, 10.4%) | |||
2. | State of final disposal sites (as of April 1, 2003) | ||
Critical status is unchanged. Total capacity 181.78 million cubic meters (up 2.37 million cubic meters from 2001) Remaining lifetime 4.5 years |