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Hitachi

Corporate InformationCSR (Corporate Social Responsibility)

Data on Environmental Load from Operations (FY 2016)

The data below shows the resource inputs and the environmental load for Hitachi Group operations in fiscal 2016.

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*1
CO2e: CO2 equivalent.

Detailed Data on Resource Input and Environmental Load Output

Total Input of Resources

Total resources input from Hitachi Group operations.

Total Energy Input

Energy consumption: (crude oil equivalent) 1.95 GL

Total Energy Input
FY 2015 FY 2016
Renewable energy Electricity 3.9 GWh (39 TJ) 2.9 GWh (29 TJ)
Non-renewable energy Electricity 5,111 GWh (49.7 PJ) 5,897 GWh (57.3 PJ)
Gas Natural gas 0.11 Gm3 (4.9 PJ) 0.16 Gm3 (7.1 PJ)
LPG, LNG, etc. 56 kt (2.9 PJ) 61 kt (3.2 PJ)
Fuel oil (heavy oil, kerosene, etc.) 85 ML (3.1 PJ) 78 ML (2.9 PJ)

Raw Materials Input

Materials: 3,193 kt

Raw Materials Input
FY 2015 FY 2016
Materials Metals Total 1,638 kt 2,710 kt
New materials 1,497 kt
Recycled materials, etc. 1,213 kt
Plastics Total 149 kt 169 kt
New materials 167 kt
Recycled materials, etc. 2 kt
Other materials Total 347 kt 314 kt
New materials 308 kt
Recycled materials, etc. 6 kt
Chemicals PRTR substances*1 handled 177 kt 189 kt
Ozone-depleting substances handled 11 t 208 t
Greenhouse gas substances handled 3,791 t 3,425 t
*1
PRTR substances: The 462 chemicals designated in Japan's Pollutant Release and Transfer Register (PRTR) Law.
Note
“—" in the FY 2015 column indicates items for which data collection began in fiscal 2016.

Total Water Input

Water use: 41.34 million m3

Total Water Input
FY 2015 FY 2016
Water provided by municipality or other sources Tap water 5.65 million m3 7.77 million m3
Industrial water, river water 20.13 million m3 18.41 million m3
Groundwater 18.13 million m3 14.92 million m3
Rain water 0.03 million m3
Recycled water (recycled from the wastewater of other organizations) 0.21 million m3
Note
“—" in the FY 2015 column indicates items for which data collection began in fiscal 2016.

Total Output of Environmental Load

Environmental load output from Hitachi Group operations.

Greenhouse Gas Emissions

Greenhouse gases: 3,922 kt-CO2e

Greenhouse Gas Emissions
FY 2015 FY 2016
CO2 emissions 3,085 kt-CO2 3,845 kt-CO2
Other GHGs SF6 (sulfur hexafluoride) 56 kt-CO2e 56 kt-CO2e
PFCs (perfluorocarbons) 4 kt-CO2e 4 kt-CO2e
HFCs (hydrofluorocarbons) 16 kt-CO2e 16 kt-CO2e
N2O, NF3, CH4 1 kt-CO2e 1 kt-CO2e
Notes
  • The CO2 electrical power conversion factor uses the 2005 emission coefficients for individual countries published by the International Energy Agency (IEA) in the 2010 edition of CO2 Emissions from Fuel Combustion.
  • The gas and fuel oil conversion factor is based on the list of emissions and calculation methods published by Japan's Ministry of the Environment.

Total Volume of Waste and Valuables

Waste and valuables generation: 1,336 kt Nonhazardous: 1,309 kt (hazardous: 27 kt)*1

Total Volume of Waste and Valuables
FY 2015 FY 2016
Waste reduction 53 kt 68 kt (0.4)
Recycling Reuse 3 kt 1 kt (0.4)
Materials recycled 506 kt 1,001 kt (21.5)
Thermal recovery 13 kt 12 kt (2.4)
Landfill 43 kt 254 kt (2.0)
Chemicals PRTR substances discharged or transferred 4.4 kt 4.7 kt
SOx (sulfur oxides) 50 kNm3 101 kNm3*2
NOx (nitrogen oxides) 350 kNm3 488 kNm3
Ozone-depleting substances emitted (CFC-11, etc.) 1 t (0 t-ODP)*3 1 t (0 t-ODP)*3
*1
Waste materials that pose a threat to human health or the living environment. We dispose of all such materials in accordance with the laws and regulations of each country and region.
*2
Includes SOx generated by a materials company that became a consolidated member of the Hitachi Group in fiscal 2016.
*3
ODP (ozone depletion potential): A coefficient indicating the extent to which a chemical compound may cause ozone depletion relative to the depletion for CFC-11 (trichlorofluoromethane, ODP = 1.0). The emissions factor uses the ODP and global warming potential of Japan's Ministry of the Environment.

Total Volume of Water Effluents Discharged

Water effluents discharged: 38.77 million m3

Total Volume of Water Effluents Discharged
FY 2015 FY 2016
Public water 27.36 million m3 26.16 million m3
Sewerage 9.37 million m3 8.93 million m3
Underground infiltration, evaporation, etc. 6.58 million m3 3.68 million m3
Water quality BOD (biochemical oxygen demand) 433 t 446 t
COD (chemical oxygen demand) 732 t 731 t

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