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Environmental Data (FY2013)

■ Hekinan Plant

Environmental Impact Flow

(Decimal rounding off)
Input
Energy Total (Converted to units of heat energy) 682,967 GJ
Electricity 50,405 Mwh
City gas 3,370 km3N
LPG -
Petroleum products 1,039 kl
Coal products -
Water Total 240 km3
Chemical Substances PRTR-designated substances 35 t
(Decimal rounding off)
Output
Greenhouse gases CO2 26 kt-CO2 Waste Waste generated 1,488 t
Other - Recycled 1,488 t
Air pollutants NOx 8 t Indirect landfill waste -
SOx - Direct landfill waste -
VOC 3 t Recycling rate 100 %
Water pollutants Wastewater 235 km3 Municipal waste 24 t
COD 0 t  
Nitrogen 0 t
Phosphorous 0 t

PRTR*1

(kg Decimal rounding off)
Ordinance No. Chemical Substance Amount Handled Released Volume Transferred Volume Volume recycled Volume Removed
Air Water Soil On-site Landfill Waste Sewage
053 Ethylbenzene 1,536 6               1,530
080 Xylene  7,678 28               7,650
188 N,N-Dicyclohexylamine  5,891         5,891        
300 Toluene  11,759 538               11,220
392 n-Hexane  6,951 511       116       6,324
400 Benzene 512 2               510
*1
Only chemical substances that are notified based on Pollutant Release and Transfer Register (Class I designated chemical substance that is over 1000kg, and Specified Class I designated chemical substance that is over 500kg) are on the list.
*2
Amount of materials used for our products are included

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

Item Equipment Control Value Actual Measurement(Maximum)
NOx (ppm) Boiler 100 41
Internal combustion engines 200 170
Particulate matter (g/m3N) Boiler 0.1 N.D.
Internal combustion engines 0.05 0.007

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

Item Control Value Actual Measurement
Maximum Minimum Average
pH 5.8-9.0 8.0 7.0 7.4
BOD - 2.8 0.1 1.2
COD 10 3.5 0.4 2.0
SS 10 2.5 N.D. 0.3
n-hexane extractable material 2 0.5 N.D. 0.1
Phenol 0.5 N.D. N.D. N.D.
Copper 1 N.D. N.D. N.D.
Zinc 1 0.120 0.010 0.044
Soluble iron 3 0.076 N.D. 0.030
Soluble manganese 5 0.054 N.D. 0.011
Chromium 2 N.D. N.D. N.D.
Nitrogen oxide 15 4.61 0.14 0.85
Phosphorous 1.5 1.07 0.02 0.17
Cadmium 0.01 N.D. N.D. N.D.
Total cyanide 0.1 N.D. N.D. N.D.
Lead 0.1 0.011 N.D. 0.005
Hexavalent chromium 0.3 0.019 N.D. 0.005
Arsenic 0.01 N.D. N.D. N.D.
Total mercury 0.0005 N.D. N.D. N.D.
Selenium 0.1 N.D. N.D. N.D.
Boron 230 0.05 N.D. 0.03
Fluorine 15 0.17 N.D. 0.10

*
N.D. Lower than the limit to be detectable or one-tenth of the control value

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