Performance Data Collection

* We received the third-party verification about the quantitative data concerning our environmental and safety performance for 2019 from SGS Japan Inc. in October 2020. As a result, we corrected some of them diclosed in August 2020. 
Data items with ★ are those for which verification is received.

This does not include data of Showa Denko Materials Co., Ltd. (former Hitachi Chemical Co., Ltd.)

Environmental conservation

   BoundariesUnits201720182019
Energy consumption (crude oil equivalent) Showa Denko million litre 1120 1030 1030
Consolidated subsidiaries in Japan million litre 460 440 430
★Discharged amounts of greenhouse gases Scope1(energy source origin)  Group companies in Japan
(Showa Denko and its consolidated subsidiaries in Japan)

kt 2,960 3,016 3,049
Scope1(non-energy source origin)  kt 100 96 91
Scope1
GHGs other than
*Less than 3kt
methane kt * * *
N2O kt 6 5 5
PFC kt 26 25 27
HFC kt 23 14 10
SF6 kt * * *
NF3 kt * * *
Total kt 55 44 43
Scope2
(energy source origin) 
kt 700 411 349
Total kt 3,815 3,567 3,532
GHG emissions intensity
(GHG emissions/Energy consumption(crude oil equivalent))
Global t-CO2/kl 2.3163 2.3311 2.3276
★Transportation sector's CO2 emissions Showa Denko kt 24.6 23.1 20.6
★Unit energy consumption rate for transport Showa Denko kl per million ton-km 22.4 22.0 21.4
★Freight ton-km Showa Denko million ton-km 415 397 364
★The amount of water used Showa Denko million m3 54.60 52.29 53.66
Consolidated subsidiaries in Japan million m3 4.87 5.46 5.18
Overseas Group companies million m3


3.58

5.25 4.73
★Wastewater volume Into sea Showa Denko kt 15,526 15,756 16,035
Into river kt 12,691 12,565 12,799
Into lake kt 365 363 353
Total kt 28,582 28,683 29,186
Into sea

Consolidated subsidiaries in Japan

kt 2,134 609 580
Into river kt 1,870 3,235 2,936
Into lake kt 472 449 440

Total

kt 4,475 4,293 3,955
★Discharged amounts of substances with water quality impact - COD Into sea / river
*Not discharged to the sewage system
Showa Denko t 346 349 366
Consolidated subsidiaries in Japan t 18 16 14
★Discharged amounts of substances with water quality impact - Total phosphorus

Into sea / river
*Not discharged to the sewage system

Showa Denko t 8 8 9
Consolidated subsidiaries in Japan t 0 0 0
★Discharged amounts of substances with water quality impact - Total nitrogen Into sea/ rever
*Not discharged to the sewage system
Showa Denko t 457 455 450
Consolidated subsidiaries in Japan t 2 2 2
★Release of PRTR-listed substances Into air  Showa Denko t 146 137 129
Consolidated subsidiaries in Japan t 415 405 499
Into water  Showa Denko t 15 15 14
Consolidated subsidiaries in Japan t 1 1 1
Total Showa Denko t 161 152 143
Consolidated subsidiaries in Japan t 416 406 500

★Total amounts released of harmful atmospheric pollutants(VOC)

  • * Of the 12 substances designated by the Japan Chemical Industry Association (JCIA) as hazardous air pollutants, the Showa Denko Group handles eight.

 

 

 

Showa Denko t 14 14 11
Consolidated subsidiaries in Japan t 1 3 2
★Discharged amounts of substances with atmospheric impact SOx Showa Denko t 326 372 262
Consolidated subsidiaries in Japan t  4  4  4
NOx Showa Denko t 1,324 1,289 1,361
Consolidated subsidiaries in Japan t  21  21  23
Soot and dust Showa Denko t 71 65 57
Consolidated subsidiaries in Japan t  1  1  1
The amount of industrial waste generation Showa Denko t  95,055  97,304  95,334
Consolidated subsidiaries in Japan t  21,871  21,110  19,511

The amount of industrial waste discharge

Showa Denko t 24,166 27,954 28,745
Consolidated subsidiaries in Japan t 13,145 13,512 12,355

★Final landfill volumes of industrial waste

Showa Denko. t 356 312 298
Consolidated subsidiaries in Japan t 92 66 87
★Final landfill rate of industrial waste Group companies in Japan % 0.38 0.32 0.35
Reused by third parties
*Reuse and recycling into materials and fuels
Showa Denko t 12,729 13,892 13,894
Consolidated subsidiaries in Japan t 8,893 8,991 6,908
Plastic waste utilization rate Group companies in Japan 65.7 65.7 68.6
★Environmental accounting  Total amount of capital investment Showa Denko million yen 1,560 2,708 3,392
Total expenses Showa Denko million yen 3,488 3,815 5,590
Economic benefits Showa Denko million yen 851 697 524

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