EGEC Geothermal Market Report 2025

EGEC

International geothermal policy guide

BBA/ Fjeldco

The future of geothermal energy in the UK 

Project InnerSpace

Overview of regulatory frameworks for geothermal energy in the EU

European Union

Geothermal at an Inflection Point (June 2026)

ThinkGeoEnergy

Why geothermal energy matters for the future of the UK's energy system 

University of Newcastle

Geothermal UK status - annual report 2025

British Geological Survey

UK Geothermal Platform

British Geological Survey

Regulatory guidance - Scotland

Energy and Climate Change Directorate of the Scottish Government

UK geothermal energy review and cost estimations

Department for Energy Security and Net Zero

White paper - minewater geothermal

North East LEP

The Heat Beneath Your Feet - Geothermal Heat Resources in UK Political Constituencies 

Townrock

Dig Deep

Kieran Mullan MP

Deep Geothermal White Paper

British Geological Survey / ARUP / NELEP 

BBC Bitesize

BBC

United Downs geothermal project - Cornwall

Geothermal Engineering Ltd

Geothermal energy

European Commission

Downloads and resources

Department for the Economy in Northern Ireland

Map viewer - UK Mines

Mining Remediation Authority

Geothermal at the Eden Project

Eden Geothermal

Geothermal explainer

International Renewable Energy Agency (IRENA) 

Case Studies Showcasing Geothermal Energy Installations 

International Energy Agency

Mine water heat

Mining Remediation Authority

Geothermal in Northern Ireland

Department for the Economy in Northern Ireland

Geothermal Case Studies

European Geothermal Energy Council 

BBC Bitesize

BBC

Guidance for public sector energy managers on the benefits of ground source heat pumps.

Welsh Government

How much geothermal energy is there in the UK?

Star Energy

Subsurface Heat - Unlocking the UK’s Low Carbon Energy Resource 

Star Energy

Geothermal Energy Feasibility for Cornwall and Isles of Scilly Agrifood Sector

Great Cornish Food

Geothermal in industry and agrifoods

European Geothermal Energy Council 

Analyst's report - geothermal

Longspur

GSHP Screening tool

Energy Systems Catapult

Geothermal well classification

International Association of Drilling Contractors

Geothermal manifesto - Europe

European Geothermal Energy Council 

Geothermal energy generation in the UK

Government Office for Science

Geothermal technology could help decarbonise the UK

Imperial College London

Britain's Buried Power -The Case for Next-Generation Geothermal 

Centre for British Progress 

Deep geothermal project at MTU, Munich

MTU Aero Engines

Gateshead minewater scheme

Mining Remediation Authority

Gateshead minewater scheme

Channel4

Geothermal lessons from Germany, Denmark and France (for the Dutch market)

Invest-NL

Geothermal technologies

British Geological Survey

Geothermal plan of action - France

Ministère de la Transition Énergétique

Defining the Vision for Geothermal Energy in Northern Ireland

Queens University Belfast

Geothermal roadmap - Germany

Fraunhofer Institute

Building the Geothermal Energy Sector in Northern Ireland

Queens University Belfast

Geothermal energy potential in Northern Ireland 

Geological Survey of Northern Ireland 

Geothermal heating in Bath Abbey

Bath Abbey

Unlocking the potential of geothermal energy in the UK 

British Geological Survey

Heerlen, NL - minewater geothermal success story

Green Solutions Award

Geothermal heating in the Sennedd

Sennedd

Geothermal masterplan - Netherlands

Platform Geothermie

Geothermal energy in sedimentary basins in the UK 

British Geological Survey

The oldest geothermal power plant in the world – Larderello, Tuscany

Italian Company Enel Green Power (EGP)