Hekinan Plant

Environmental Impact Flow

(Decimal rounding off)
Input
Energy Total (Converted to units of heat energy) 669,984 GJ
Electricity 52,537 Mwh
City gas 2,636 km3N
LPG 0 t
Petroleum products 1,084 kl
Coal products 0 t
Water Total 185 km3
Chemical Substances PRTR-designated substances 14 t
(Decimal rounding off)
Output
Greenhouse gases CO2 28 kt-CO2 Waste Waste generated 1,044 t
Other 0 kt-CO2 Recycled 1,044 t
Air pollutants NOx 7 t Indirect landfill waste 0 t
SOx 0 t Direct landfill waste 0 t
VOC 2 t Recycling rate 100 %
Water pollutants Wastewater 199 km3 Municipal waste 28 t
COD 0 t
Nitrogen 0 t
Phosphorous 0 kg

PRTR*1

(kg Decimal rounding off)
Ordinance No.Chemical SubstanceAmount HandledReleased VolumeTransferred VolumeVolume RecycledVolume RemovedConsumption Volume*2
AirWaterSoilOn-site LandfillWasteSewage
080 Xylene 1,882 7 0 0 0 0 0 0 0 1,876
188 N,N-Dicyclohexylamine 4,818 0 0 0 0 4,818 0 0 0 0
300 Toluene 2,925 138 0 0 0 0 0 0 0 2,787
392 n-Hexane 2,677 994 0 0 0 137 0 0 0 1,547

*1 Only chemical substances that are notified based on Pollutant Release and Transfer Register (Class I designated chemical substance that is over 1,000kg, 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)

ItemEquipmentControl ValueActual Measurement (Maximum)
NOx (ppm)  Boiler 100 45
Internal combustion engines 200 170
Particulate matter (g/m3N) Boiler 0.1 N.D.
Internal combustion engines 0.05 N.D.

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

ItemStandard ValueActual Measurement
MaximumMinimumAverage
pH 5.8-9.0 7.6 7.0 7.3
BOD 1.78 N.D. 0.71
COD 10 3.9 0.2 2.06
SS 10 1.4 N.D. 0.33
n-hexane extractable material 2 0.8 N.D. 0.32
Phenol 0.5 N.D. N.D. N.D.
Copper 1 N.D. N.D. N.D.
Zinc 1 0.06 0.01 0.04
Soluble iron 3 0.03 N.D. 0.01
Soluble manganese 5 0.01 N.D. 0.01
Chromium 2 N.D. N.D. N.D.
Total nitrogen 15 2.4 0.19 0.68
Total phosphorus 1.5 0.49 0.04 0.16
Cadmium 0.03 N.D. N.D. N.D.
Total cyanide 0.1 N.D. N.D. N.D.
Lead 0.1 N.D. N.D. N.D.
Hexavalent chromium 0.3 0.008 0.008 0.008
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 0.17 0.04 0.07
Fluorine 15 0.32 0.11 0.17

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