Classification

Unit

2023

2024

2025

GHG Emission (Scope 1 + Scope 2)

tCO2-eq

1,615.312

1,721.001

1,306.386

Scope 1

tCO2-eq

69.982

75.356

61.768

Scope 2

Location-based

tCO2-eq

1,545.330

1,645.645

1,244.618

Market-based

tCO2-eq

1,244.618

Emission Intensity

Scope 1 + Scope 2

tCO2-eq/KRW 100 million

0.23

0.22

0.14

Emission Intensity (Scope 1)

tCO2-eq/KRW 100 million

0.0099

0.0097

0.0064

Emission Intensity (Scope 2)

tCO2-eq/KRW 100 million

0.2180

0.2110

0.1290

Emission Reduced (Scope 1 + Scope 2)

tCO2-eq

(216.4)

(105.7)

414.6

Classification

Unit

2023

2024

2025

Energy Consumption

MJ

13,193,599

14,073,431

12,115,673

Non-Renewable Energy Consumption

Total

MJ

13,193,599

14,073,431

11,719,364

Direct Energy Consumption

Subtotal

MJ

1,084,196

1,177,950

981,064

Natural Gas (LNG)

MJ

567,123

648,152

579,921

Diesel

MJ

242,954

212,096

87,342

Gasoline

MJ

274,119

317,703

313,800

Indirect Energy Consumption

Electricity

MJ

12,109,403

12,895,481

10,738,300

Renewable Energy Consumption

MJ

-

-

396,310

Energy Consumption Intensity

MJ/KRW million

18.61

18.05

12.56

Classification

Unit

2023

2024

2025

Waste Generated

Total

Ton

33.82

40.62

47.19

General Waste

Ton

33.00

39.96

46.82

Designated Waste

Ton

0.82

0.67

0.37

Waste Intensity

Ton/KRW 100 million

0.0048

0.0052

0.0037

Waste Disposed

Total

Ton

33.41

40.62

47.19

Waste Disposed - Recycling

Ton

-

-

9.06

Waste Disposed - Incineration

Ton

33.41

40.62

38.13

Waste Disposed - Landfill

Ton

-

-

-

Waste Disposed – Other

Ton

-

-

-

Classification

Unit

2023

2024

2025

Water

Total Water Intake

Ton

12,286

12,587

13,952

Water Use

Ton

12,286

12,587

13,952

Surface Water Use

Ton

-

-

-

Groundwater Use

Ton

-

-

-

Rain Water Use

Ton

-

-

-

Seawater Use

Ton

-

-

-

Water Intensity

Ton/KRW 100 million

1.73

1.61

1.45

Classification

Unit

2023

2024

2025

Hazardous Chemical Use

Ton

-

-

-

Chemical Use

Ton

0.291

Classification

Unit

2023

2024

2024

Training Hours

Hour

469

463

487

Number of Participants

Person

469

463

487

Participation Rate

%

99.4

95.5

95.7

Training Hours Per Person

Hour

1

1

1

Classification

Unit

2023

2024

2025

Number of Environmental Regulation Violations

Case

-

-

-

Fines Imposed

KRW

-

-

-

Classification

Unit

2023

2024

2025

Number of Certified Sites

Site

1

1

1

Percentage of Certified Sites

%

100

100

100

Classification

Unit

2023

2024

2025

GHG Emission (Scope 1 + Scope 2)

tCO2-eq

33,786.8

32,892.7

40,269.7

Scope 1

tCO2-eq

584.5

445.5

3,064.2

Scope 2

Location-based

tCO2-eq

33,202.3

32,447.1

37,205.5

Market-based

tCO2-eq

37,205.5

Emission Intensity

Scope 1 + Scope 2

tCO2-eq/KRW 100 million

4.952

3.997

4.324

Emission Intensity (Scope 1)

tCO2-eq/KRW 100 million

0.086

0.054

0.329

Emission Intensity (Scope 2)

tCO2-eq/KRW 100 million

4.866

3.943

3.995

Emission Reduced (Scope 1 + Scope 2)

tCO2-eq

9,727.5

894.1

(4,758.3)

Classification

Unit

2023

2024

2025

Energy Consumption

MJ

259,750,889

251,902,587

283,398,501

Direct Energy Consumption

Subtotal

MJ

8,323,937

6,194,397

6,846,393

Natural Gas (LNG)

MJ

2,659,759

1,407,553

1,529,256

Diesel

MJ

2,301,536

3,414,397

3,710,291

Gasoline

MJ

3,362,642

1,372,446

1,606,846

Indirect Energy Consumption

Electricity

MJ

251,426,952

245,708,190

276,552,108

Energy Consumption Intensity

MJ/KRW million

380.66

294.93

304.33

Classification

Unit

2023

2024

2025

Air Pollutants

Total

Ton

0.008

0.075

0.068

NOx Emissions

Ton

0.003

0.030

0.019

SOx Emissions

Ton

0.004

0.045

0.048

Dust Emissions

Ton

-

-

-

CO Emissions

Ton

-

-

-

Heavy Metal Emissions

Ton

-

-

-

NH3 Emissions

Ton

-

-

-

VOCs Emissions

Ton

-

-

-

POPs Emissions

Ton

-

-

-

Classification

Unit

2023

2024

2025

Water Pollutant

Total

kg

4,998

5,341

4,279

BOD

kg

1,466

2,001

2,165

COD

kg

2,013

1,908

776

SS

kg

348

425

960

T-N

kg

981

765

271

T-P

kg

180

242

108

Classification

Unit

2023

2024

2025

Waste Generated

Total

Ton

2,603.72

2,546.33

2,603.72

General Waste

Ton

2,474.72

2,389.41

2,474.72

Designated Waste

Ton

129.00

156.91

129.00

Waste Intensity

Ton/KRW 100 million

0.382

0.309

0.280

Waste Disposed

Total

Ton

2,603.72

2,546.33

2,603.72

Waste Disposed - Recycling

Ton

16.94

16.09

16.94

Waste Disposed - Incineration

Ton

123.24

121.13

123.24

Waste Disposed - Landfill

Ton

2,410.74

2,232.59

2,410.74

Waste Disposed – Other

Ton

52.79

76.52

52.79

Classification

Unit

2023

2024

2025

Water

Total Water Intake

Ton

127,188

152,552

171,758

Water Use

Ton

127,188

152,552

171,758

Surface Water Use

Ton

-

-

-

Groundwater Use

Ton

-

-

-

Rain Water Use

Ton

-

-

-

Seawater Use

Ton

-

-

-

Water Consumption

Total Consumption

Ton

329,342

364,771

376,364

Non-recycled Water

Ton

127,188

152,552

171,758

Recycled Water

Ton

202,154

212,219

204,606

Water Recycled Proportion

%

61.38

58.18

54.36

Water Intensity

Total Water Consumption / Separate Revenue

Ton/KRW 100 million

48.26

42.71

40.42

Wastewater Discharge

Ton

99,553

125,692

130,010

Classification

Unit

2023

2024

2025

Hazardous Chemical Use

Ton

-

-

-

Classification

Unit

2023

2024

2025

Total Number of Vehicles

Unit

10

9

Number of Eco-friendly Vehicles

Unit

-

-

Ratio of Eco-friendly Vehicles

%

-

-

Classification

Unit

2023

2024

2025

Training Hours

Hour

8,266

7,842

8,586

Number of Participants

Person

4,130

3,921

4,293

Participation Rate

%

100

100

100

Training Hours Per Person

Hour

2

2

2

Classification

Unit

2023

2024

2025

Number of Environmental Regulation Violations

Case

-

-

-

Fines Imposed

KRW

-

-

-

Classification

Unit

2023

2024

2025

Number of Certified Sites

Site

1

1

1

Percentage of Certified Sites

%

100

100

100