EPA Rule Analysis Desk · Climate Economics

Power Plant Carbon Repeal Impact Explorer

An interactive climate simulation examining the projected impact of repealing Biden-era Section 111(b) and 111(d) Clean Air Act emission caps on coal and gas-fired power plants.

Policy State Repeal Scenario Active Trump Administration Proposed Rollback
Annual US Power CO₂ 1680.5 MMT Million Metric Tons / year
Vs. Current Baseline +14.2% +209.0 MMT net increase
Climate Impact Cost $78.4 B Social Cost of Carbon ($190/ton)
Policy Presets
Generation Mix Allocation 100% Total
Coal Generation 32%
Natural Gas 42%
Renewables & Nuclear 26%

Assumes 4,100 TWh gross annual US electricity demand. Emission factors: Coal ≈ 1,020 g CO₂/kWh, Gas ≈ 410 g CO₂/kWh, Clean ≈ 0 g CO₂/kWh.

Emissions Trajectory Projections (2024–2035) Units: MMT CO₂
Simulated Scenario
2024 Current Baseline
Biden EPA Cap Target
Top Impacted States: Generation Fleet & Emissions Shift Click header to sort
State Primary Fossil Fleet Coal Fleet (MMT) Gas Fleet (MMT) Simulated Annual (MMT) Delta (%) Est. Social Climate Damage
Data sources: EPA Greenhouse Gas Reporting Program (GHGRP 2023), EIA Form 923 Power Sector Generation, and EPA Regulatory Impact Analysis (RIA) for final Section 111 standards.
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