Power Plant Emissions Data
Stack emissions from every US power plant reported to EPA's CEMS -- the continuous monitoring data that cap-and-trade markets, grid decarbonization AI, and health studies depend on.
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Find Me This Data →Overview
What Is Power Plant Emissions Data?
Power plant emissions data comprises continuous monitoring measurements from US power plants reported to the EPA's Air Markets Program Data (AMPD), the primary source for stack emissions tracking across the nation's electrical grid. This dataset captures CO2, methane, and other greenhouse gas emissions at hourly resolution from individual facilities, combined with gross electricity generation and heat input measurements. The data feeds critical downstream applications including cap-and-trade market operations, grid decarbonization models, vehicle lifecycle assessments, and public health studies examining air quality impacts. By linking emissions to real-time demand conditions across regions, this data enables analysis of marginal emission rates—the carbon intensity of incremental electricity generation—which is essential for understanding how grid composition shifts with demand fluctuations and renewable penetration.
Market Data
EPA Air Markets Program Data (AMPD) with 2019 baseline
Data Source Coverage
Source: ResearchGate / SAE International
42% of electricity generation
Grid Zero-Emissions Share (2025)
Source: Latitude Media / Rhodium Group
106 gigawatts (36% increase from April 2024 forecast)
US Data Center Demand Forecast (2035)
Source: Latitude Media / BloombergNEF
34% year-over-year, highest rate since 2017 (historical, 2017)
Solar Generation Growth (2025)
Source: Latitude Media / Rhodium Group
Who Uses This Data
What AI models do with it.do with it.
Cap-and-Trade Market Operators
Emissions trading programs rely on continuous, verified stack data to allocate allowances, measure compliance, and price carbon markets.
Grid Decarbonization & Load Planning
Utilities and grid operators use hourly emissions profiles to optimize resource dispatch, forecast marginal emission rates, and plan renewable integration as demand grows from data centers and electrification.
Vehicle & Battery Lifecycle Assessment
Automotive and energy researchers analyze regional grid emission rates over 15–20 year vehicle lifespans to calculate true carbon footprint of electric vehicles and compare powertrains.
Environmental Health & Policy Research
Public health agencies, nonprofits, and academic institutions use plant-level emissions data to study air quality impacts, inform EPA regulations, and evaluate decarbonization policy effectiveness.
What Can You Earn?
What it's worth.worth.
Tier 1: Historical Snapshot (Single Month/Region)
Varies
One-time export of archived AMPD data for a specific month and balancing authority.
Tier 2: Annual Regional Dataset
Varies
Full year of hourly CO2, CH4, generation, and heat input for a single grid region.
Tier 3: Multi-Year National Feed
Varies
Continuous or subscription access to nationwide hourly plant emissions and generation data with 2–3 month lag.
Tier 4: Real-Time or Enhanced Attribution
Varies
Premium access with minimal latency, marginal emission rate calculations, or fuel-type and plant-level taxonomies.
What Buyers Expect
What makes it valuable.valuable.
EPA Compliance & Verification
Data must originate from or align with EPA AMPD standards; continuous emissions monitoring (CEMS) protocols and monthly Form EIA-923 reconciliation required.
Hourly Granularity & Completeness
Stack emissions reported at hourly intervals with complete coverage across all monitored plants; missing data handled via eGRID methodology (biomass, CHP, and CH4 corrections applied).
Multi-Pollutant & Fuel Attribution
CO2 and methane (weighted at factor of 25 for CO2-equivalent); heat input, gross and net generation, and primary fuel type designation per plant and balancing authority.
Temporal Consistency & Metadata
Data must support year-over-year and demand-responsive analysis; plant-level metadata (fuel type, CHP/biomass status, regional balancing authority) essential for marginal rate calculation.
Companies Active Here
Who's buying.buying.
Monitoring compliance with emission caps and allowance allocation under Clean Air Act Title IV and state-level programs.
Marginal emission rate analysis for dispatch optimization and load-following strategies in response to data center and EV charging demand.
Vehicle lifecycle carbon accounting and grid decarbonization pathfalls modeling across 15–20 year operating horizons.
Annual emissions tracking, policy impact assessment, and demand forecasting for hyperscalers and renewable energy planning.
FAQ
Common questions.questions.
What is the EPA AMPD and how does it relate to this dataset?
The EPA Air Markets Program Data (AMPD) is the federal database of continuous emissions monitoring (CEMS) data from US power plants. It provides hourly CO2 measurements and gross electricity generation for plants subject to monitoring, forming the foundation of this Power Plant Emissions Data subtype. Monthly net generation and heat input from Form EIA-923 are reconciled with AMPD to calculate accurate net emissions and fuel-specific carbon rates.
Why is marginal emission rate important for buyers?
Marginal emission rate—the carbon intensity of the next unit of electricity added to the grid—differs from average grid mix and varies by time, region, and demand level. For vehicle lifecycle assessment, grid operators, and policy makers, using marginal rates instead of averages provides more accurate carbon accounting for new load (like EV charging or data centers) and reflects which power plants actually respond to incremental demand.
How are plants without direct CEMS data handled?
Plants lacking direct EPA AMPD emissions data are modeled using eGRID emission factors by fuel type, combined with monthly heat input from Form EIA-923. This preserves hourly profile consistency. Biomass, combined heat and power (CHP), and methane emissions receive additional eGRID-based adjustments, with CH4 weighted at 25 times the CO2 equivalent per standard EPA methodology.
What is driving demand for this data in 2025?
Hyperscaler data center expansion is forcing utilities to add significant new electrical load; BloombergNEF forecasts US data center demand reaching 106 gigawatts by 2035, a 36% jump. Grid operators, carbon accountants, and policy makers need real-time plant emissions data to track whether this load is met by new renewables or higher utilization of existing fossil generators—a critical signal for cap-and-trade compliance and decarbonization strategy.
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