Climate Change Data

Environmental Metrics

ESG Focus Areas

• Environmental

Environmental Achievements

• The Whitewater Valley Station Surface Impoundment meets or exceeds the required factors of safety.

Climate Goals & Targets

Environmental Challenges

• Maintaining the stability of the surface impoundment used for long-term storage of coal combustion residuals (CCR).

Mitigation Strategies

• Conducting initial and periodic safety factor assessments for the CCR unit, ensuring calculated factors of safety meet minimum requirements under various loading conditions (long-term maximum storage pool loading, maximum surcharge pool loading, seismic loading, and liquefaction).

Supply Chain Management

Climate-Related Risks & Opportunities

Reporting Standards

Frameworks Used: 40 CFR 257 Subpart D (CCR Rule)