SOURCING POLICY

Environmental safety management

CSR

Performance and Status

Current status of investment in environmental safety
Annual investment status
Amount of investment by year
Greenhouse gas emissions and energy usage
Greenhouse gas emissions (tCO2/t production)
Energy usage (TOE/t production)
Amount of waste discharge and recycling
Amount of waste discharge (t waste / t production)
Amount of recycling (t recycling / t waste)
Water usage
Water usage (t water usage / t production)
Protecting the Atmospheric Environment
Protecting the Atmospheric Environment
Type Unit Criteria for allowing discharge Concentration-discharge Concentration-discharge compared to the allowable discharge standard.
Dust mg/S㎥ 30 2.27 8%
Nitrogen oxide ppm 40 22.82 57%
Sulfur oxides ppm 35 2.47 7%
Ammonia ppm 30 0.28 1%
Nickel ppm 2 0.13 7%
Ochang Plant (% compared to the allowable discharge standard)
Pohang Plant (% compared to the allowable discharge standard)

Less than 16% on average compared to the discharge allowance standard.

Protecting the water quality and environment
Protecting the water quality and environment
Type Unit Criteria for allowing discharge Concentration-discharge Concentration-discharge compared to the allowable discharge standard.
BOD ppm 30 2.6 9%
COD ppm 25 4.0 16%
SS ppm 30 6.3 21%
T-N ppm 60 3.9 7%
T-P ppm 8 0.2 2%
Ochang Plant (% compared to the allowable discharge standard)
Pohang Plant (% compared to the allowable discharge standard)

Less than 11% on average compared to the discharge allowance standard