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Portugal

Overview

AttributeValue
SSS Relevance⭐⭐ Medium
Market TypeLiberalized (MIBEL)
Key Clean ResourcesHydro (25%), Wind (25%), Solar (growing)
EAC SystemREN GO Registry
Grid Carbon Intensity~150-200 gCO2/kWh

Portugal has a relatively clean grid with substantial hydro and wind, but no nuclear power. The country shares the Iberian market (MIBEL) with Spain and has growing solar capacity.

SSS Relevance

⭐⭐ Medium — Portugal has moderate SSS potential:

  • No nuclear (never built)
  • Significant hydro (~25% of generation, reservoir and run-of-river)
  • Strong wind (~25% of generation)
  • Clean grid — ~80% low-carbon in favorable years

SSS-Eligible Resources

Resource TypeCapacity/OutputSSS Classification
Nuclear0 MW❌ Not available
Legacy Hydro~7 GW, ~25%⚠️ Depends on GO retirement status

Market Structure

Regulator: ERSE (Entidade Reguladora dos Serviços Energéticos)

Market Model: Liberalized, MIBEL (Mercado Ibérico de Electricidade) shared with Spain. OMIE/OMIP operate markets.

Grid Operator: REN (Redes Energéticas Nacionais)

Major Utilities:

  • EDP (largest), Iberdrola, Endesa, Galp

EAC Infrastructure

Primary System: REN GO Registry

AttributeDetails
Registry OperatorREN
StandardEU Guarantee of Origin
AIB Member✅ Yes
ScopeRenewables

Emissions Factors

SourceValueUse Case
Portuguese Grid Average~150-200 gCO2/kWhLocation-based Scope 2
Portuguese Residual Mix~250-350 gCO2/kWhMarket-based Scope 2

Data Sources