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Environmental Data

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Kariya Plant

Input
Energy Total (Converted to units of heat energy) 1025618GJ
Electricity 59017 Mwh
City gas 9804000Nm3
LPG - t
A Heavy Oil 69 kl
Coke - t
Water Total 536000m3
Chemical Substances Toxic materials 184 t
PRTR-designated substances 29 t
Output
Greenhouse gases CO2 37000t-CO2 Waste Waste generated 1057 t
Other 2000t-CO2 Recycled 1057 t
Air pollutants NOx 17679 kg Indirect landfill waste - t
SOx - kg Direct landfill waste - t
Water pollutants Wastewater 394000m3 Recycling rate 100 %
COD 1435 kg Municipal waste 466 t
Nitrogen 2165 kg  
Phosphorous 12 kg

PRTR 2006 Annual Results

Ordinance No. Chemical Substance Amount Handled Released Volume Transferred Volume Volume recycled Volume Removed
Air Water Soil On-site Landfill Waste Sewage
40 Ethyl benzene 2156 1898 - - - - - - - 258
43 Ethlene glycol 7102 - - - - - - - - 7102
63 Xylene 10718 9405 - - - - - - - 1313
227 Toluene 2483 648 - - - - - - - 1835
307 Poly (oxyethylene) alkyl ether 4377 - 573 - - 3467 - 337 - -

Air (Complying with the Air Pollution Control Law, Prefectural Ordinances)

Item Equipment Control Value Actual Measurement(Maximum)
NOx (ppm) Boiler, water cooling and heating machine 120 66
Drying oven, electric furnace, cooling equipment 184 15
Internal combustion engines 200 140
Particulate matter (g/m3N) Boiler, water cooling and heating machine 0.1 0.027
Drying oven, electric furnace, cooling equipment 0.2 0.01
Internal combustion engines 0.05 0.012

Water (Complying with the Water Pollution Prevention Law, Prefectural Ordinances)

Item Control Value Actual Measurement
Maximum Minimum Average
pH 5.8-8.6 8.5 7.0 7.5
BOD 20 8.2 N.D. 2.6
COD 16.1 7.4 1.4 3.6
SS 20 10.4 N.D. 1.7
n-hexane extractable material 5 1.8 N.D. 0.2
Phenol 5 N.D. N.D. N.D.
Copper 1 0.003 N.D. 0.001
Zinc 2 0.062 0.013 0.028
Soluble iron 10 0.088 N.D. 0.018
Soluble manganese 10 0.006 0.002 0.003
Chromium 2 0.002 N.D. 0.001
Nitrogen oxide 15 7.39 1.15 5.56
Phosphorous 1.5 0.05 N.D. 0.03
Cadmium 0.1 N.D. N.D. N.D.
Total cyanide 1 0.01 N.D. 0.01
Lead 0.1 0.009 N.D. 0.001
Hexavalent chromium 0.5 N.D. N.D. N.D.
Arsenic 0.1 N.D. N.D. N.D.
Total mercury 0.005 N.D. N.D. N.D.
Selenium 0.1 N.D. N.D. N.D.
Boron 10 0.04 0.01 0.02
Fluorine 8 0.8 0.04 0.14

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