The World Geothermal Congress 2026, Calgary: What’s Happening in Less Than 7 Days
An in-depth preview
Published: May 11, 2026 By: Robert Buluma
Event dates: June 8–11, 2026 (28 days from now)
Introduction: The Ground Beneath Our Feet Is Waking Up
Twenty-eight days from today, the global geothermal community will converge on Calgary, Alberta – a city better known for oil and gas than for underground heat. But that’s exactly the point.
From June 8 to 11, 2026, the World Geothermal Congress (WGC 2026) will transform the Calgary TELUS Convention Centre into the planet’s largest gathering of geothermal scientists, drillers, financiers, First Nations leaders, and policy-makers.
If you care about 24/7 clean energy, heating entire districts, or mining lithium from brine – this is your once‑in‑three‑years event.
In the following 3,000+ words, you will find:
· Why Calgary? (The oil‑to‑heat pivot)
· Five themes that dominate the agenda
· Keynote speakers you need to hear
· Technical sessions, field trips, and workshops
· The exhibition hall’s hidden gems
· Practical survival tips for first‑timers (including Calgary’s wild June weather)
· What the WGC means for Canada’s energy future
Let’s drill down.
Part 1: Why Calgary? The Geothermal‑Oil Alliance Nobody Saw Coming
From Fossil Fuels to Formation Heat
At first glance, hosting the World Geothermal Congress in Calgary seems ironic – this is the headquarters of Canadian petroleum. But that irony is exactly the opportunity. The geothermal industry has long struggled with high upfront drilling costs. The oil and gas sector has perfected directional drilling, downhole sensors, and reservoir engineering over a century. WGC 2026 is where those two worlds finally merge.
Alberta alone has over 200,000 abandoned or orphaned oil and gas wells. Many of them are hot at depth. Repurposing those wells for geothermal heat or electricity generation is now a major technical track at the congress.
Canada’s Late but Determined Entry
Canada is one of the few Pacific Ring countries without a commercial geothermal power plant – yet. That changes this decade. Projects in British Columbia (Clinton, Valemount), Alberta (Wilson Creek), and even the Northwest Territories are moving from exploration to pilot phase. The federal government’s Clean Electricity Regulations and Investment Tax Credit for Geothermal (30% for capital costs) have lit a fire. WGC 2026 will be the coming‑out party for Canadian geothermal.
Quote from early program statement: “Calgary is not just a venue. It’s a statement that geothermal can thrive where hydrocarbons once ruled.”
Part 2: The Congress by the Numbers (What You’ll Actually Experience)
Here is the scale of the event in plain numbers:
· Attendees: 3,500+ from 70+ countries
· Technical sessions: 450+ oral presentations
· Poster presentations: 200+
· Exhibition booths: 120+
· Field trips: Several (including an Indigenous‑owned project)
· Side events and workshops: 25+
· Indigenous participation: Largest in WGC history (30+ First Nations delegations)
This is not a small academic conference. It’s a marketplace, a science summit, and a policy workshop rolled into four days.
Part 3: Five Themes That Will Dominate the Agenda
Theme 1: Superhot Rock Geothermal – The Next Frontier
Last year’s Enhanced Geothermal Systems (EGS) is now superhot EGS – targeting temperatures above 400°C at depths of 6‑10 km. Projects like Project Red (Utah) and Quaise Energy’s millimeter‑wave drilling are moving from theory to demonstration. Sessions to watch: “Drilling into superhot conditions – lessons from Iceland and Japan”, “Thermal spallation vs. plasma drilling: which wins?”, and “Supercritical CO₂ as a working fluid – better than water?”
Theme 2: Lithium and Critical Minerals from Geothermal Brine
The Lithium Valley model (Salton Sea, California) has gone global. Expect packed rooms on direct lithium extraction (DLE) – especially from European operators in the Upper Rhine Graben and from Canadian startups. A dedicated Lithium Symposium on Day 2 features Vulcan Energy (Germany), E3 Lithium (Alberta), and Standard Lithium.
Theme 3: Geothermal Heating – The Quiet Revolution
Electricity gets the headlines, but district heating is where geothermal changes the most lives. Cities like Paris, Munich, and Reykjavik have done it for decades. Now, North American cities are starting. Case studies include Toronto’s Deep Lake Water Cooling + shallow geothermal hybrid, Milwaukee’s 4th Street geothermal district, and Shanghai’s medium‑depth borehole heat exchanger networks.
Theme 4: Repurposing Oil & Gas Wells – From Liability to Asset
Alberta’s Orphan Well Association will co‑present with Geothermal Canada on regulatory pathways. A full technical session covers wellbore integrity, heat exchange retrofits, and flow testing methodology. A separate legal track asks: “Mineral rights vs. thermal rights – how to rewrite lease agreements.”
Theme 5: First Nations Leadership & Energy Sovereignty
This is arguably the most important theme. Indigenous communities across Canada and the Pacific Rim are moving from consultation to ownership. Pre‑ and post‑congress field trips to the Tu‑Deh‑Kah Geothermal Project (first Indigenous‑owned geothermal power project in Canada, led by the Fort Nelson First Nation) are sold out but waitlists exist. The 2026 Indigenous Geothermal Symposium (June 6‑7) focuses on energy sovereignty.
Part 4: Keynote Speakers (Do Not Miss These)
All keynotes are in the main plenary hall. Arrive 20 minutes early – seats disappear fast.
Day 1 (June 8) – Opening Ceremony
· Dr. Marit Brommer, CEO, International Geothermal Association – State of Geothermal 2026
· Hon. Jonathan Wilkinson, Canada’s Minister of Energy and Natural Resources – expected announcement of a $150M Geothermal Innovation Fund
· Sandra Ponce de Leon, Geothermal lead, World Bank – “Unlocking private capital in developing countries”
Day 2 (June 9) – Technology Focus
· Dr. Susan Petty (President, AltaRock Energy) – “Superhot EGS: a 10‑year retrospective”
· Timothy Latimer (CEO, Fervo Energy) – “From pilot to portfolio – how we de‑risked horizontal EGS”
· Dr. Silvia R. González (Mexico’s CFE) – “Volcano‑hosted geothermal in Latin America”
Day 3 (June 10) – Markets & Finance
· Jon Creyts (CEO, RMI) – “The $1 trillion geothermal opportunity”
· Naomi Chevrefils (Head of Energy Transition, Canada Infrastructure Bank) – “How CIB is de‑risking first‑of‑kind geothermal”
· Fatih Birol (IEA Executive Director – video message) – “Geothermal in the Net Zero Emissions scenario beyond 2030”
Day 4 (June 11) – Indigenous & Future Outlook
· Chief Homer Calliou (Métis Nation of Alberta, energy lead) – “Co‑management of subsurface heat”
· Dr. Roland Horne (Stanford) – closing lecture “The next 50 years of geothermal science”
Part 5: Technical Tracks – Where the Details Live
If you’re an engineer, geologist, or reservoir modeller, bookmark these sessions. The full program has 14 parallel tracks.
Track A – Reservoir Engineering
Fracture detection using fibre‑optic DAS, machine learning for tracer test inversion, thermal drawdown forecasting in Banzi (Kenya).
Track B – Drilling Technology
Low‑cost casing designs for shallow heat (1,500‑2,500 m), managed pressure drilling in corrosive geothermal brines, slimhole coiled tubing for well‑reworking.
Track C – Direct Use & Heat Pumps
Greenhouse heating with geothermal – the Dutch model, snow melting systems (Klamath Falls vs. Reykjavik), large‑scale groundwater heat pump arrays (50+ MW).
Track D – Policy & Regulation
Geothermal leasing on federal lands (US FOAs vs. Canadian MOUs), Free, Prior, and Informed Consent (FPIC) best practices from New Zealand, insurance products for drilling risk (Lloyd’s panel).
Track E – Emerging Technologies
Closed‑loop downhole heat exchangers (GreenFire, Eavor‑Loop updates), thermoelectric generators for low‑temp co‑production (below 100°C), AI‑driven well‑placement optimisation – case study from the Philippines.
Part 6: Field Trips – Get Your Boots Dirty (Pre‑ and Post‑Congress)
Several field trips are offered. As of mid‑May, three still have spaces:
1. Wilson Creek Geothermal Test Site (June 7, full day)
Alberta’s first deep EGS test well. See circulation test results live (if not yet published). Limit 40 people.
2. Sundance Oil‑to‑Geothermal Repurposing Project (June 12, half day)
An idle gas well near Didsbury converted to a 2 MW thermal district heating demo. Operators show pump data and heat exchanger retrofits.
3. Ratcliff Hot Springs Geological Tour (June 12, full day, bus from Calgary)
Not a power project but a natural geothermal feature. Mapping fault‑controlled hot springs as a reservoir analogue. Led by geologists from CanGEA.
What to bring: Hard hat (only a few provided), steel‑toe boots, water, sunscreen. June in the foothills can be 28°C or 8°C with hail.
Part 7: Exhibition Hall – Where Deals Are Made
The exhibition floor opens daily 09:00‑18:00. Over 120 booths. Do not just walk aisles – target these zones:
Zone 1: Drilling Contractors & Tech
H&P Geothermal (new automated top‑drive for high‑temperature muds), Baker Hughes (high‑temperature electronics for MWD), Eavor (scale model of Eavor‑Loop closed‑loop system).
Zone 2: Downhole Tools & Sensors
SLB (fibre‑optic DAS live demo), XGS Geothermal (ultra‑high‑temperature accelerometer for seismic monitoring), ColdGold (Iceland – low‑cost thermocouple arrays).
Zone 3: Software & Modelling
GeoLogic (CMG) – reservoir simulator with geomechanics coupling, Oden Geothermal (Google X spinoff) – AI exploration risk tool, PetroGeoTherm – open‑source wellbore heat loss calculator (free workshop on Day 2 at 15:00).
Zone 4: Project Developers & Utilities
E3 Lithium, Vulcan Energy, Fervo Energy, KenGen (Kenya), Ormat, Enel Green Power. Ask them about LCOE projections for 2028.
Zone 5: Policy & Finance
IRENA, World Bank ESMAP, Canada Infrastructure Bank, Alberta Emissions Reduction Agency. Pick up their latest geothermal funding guidelines.
Pro tip: Many booths have evening reception tickets for Day 2. Ask politely. The Fervo Energy reception at the Simmons Building is oversubscribed but has a waitlist.
Part 8: Side Events & Workshops (The Unwritten Program)
The official program is dense, but the real networking happens in side events. Top five:
1. Women in Geothermal Breakfast (Day 2, 07:30) – open to all genders. RSVP required ($25 covers the buffet).
2. Early Career Researcher Meet‑up (Day 1 evening, 19:00, Trolley 5 Brewery) – hosted by Stanford’s Geothermal Program and TU Delft. No registration – just show your badge.
3. Geothermal and Carbon Capture – Synergies or Distractions? (Day 2, lunch panel) – provocative debate on whether CO₂ storage in basalt can coexist with heat extraction.
4. First Nations Investment Readiness Workshop (Day 3, full day) – closed session for community representatives only. Observers can attend the last hour (15:00‑16:00) for a summary report.
5. Calgary Geothermal Pub Crawl (Day 3 evening) – unofficial but legendary. Starts at 21:00 at National on 8th. Three bars, each with a geothermal theme (e.g., “Hot Dry Rock” = spicy tequila). Badge required.
Part 9: Calgary Logistics – Surviving and Thriving
You have 28 days to prepare. Here is the practical info.
Venue: Calgary TELUS Convention Centre – 136 8th Avenue SE, Calgary. The congress uses the main halls and meeting rooms. Entrance is on Stephen Avenue.
Weather (critical): Calgary in June is highly unpredictable. Average high 20°C (68°F), average low 8°C (46°F), but 30°C and snow flurries have occurred in the same week.
Packing list:
· Layer system (t‑shirt + fleece + waterproof shell)
· Comfortable walking shoes (15,000 steps/day)
· Sunglasses (sunset after 9:00 PM)
· Small backpack for swag, proceedings, water bottle
· Umbrella (afternoon thundershowers are common)
Getting there: YYC International Airport is 20 minutes by taxi or 45 minutes by bus #300 to downtown. From downtown, the Convention Centre is a short walk from the City Hall CTrain station.
Accommodation: The official hotel block at Hyatt Regency Calgary and Hotel Arts is sold out. Alternatives: Fairmont Palliser (luxury, 15 min walk, ~$450/night), HI Calgary City Centre (hostel, 35 min walk / 10 min bike, ~$70/night), Airbnb in Mission or Beltline (~$150‑250/night).
Food inside venue: The Convention Centre food court has sandwiches, salads, hot bowls – expect $20‑25 CAD per meal. Better: walk 5 minutes to Stephen Avenue for many restaurants (e.g., Charcut Roast House for a quick lunch special).
Part 10: Virtual Access – Can You Join from Home?
Yes. The IGA is offering hybrid access for the first time at a WGC.
· Live streams of all keynote sessions and three selected technical tracks (Reservoir, Drilling, Policy).
· On‑demand recordings of 60% of oral presentations – available within one week after the congress.
· Virtual networking – a basic matchmaking tool (though not as effective as in person).
Price: $295 CAD for virtual‑only registration. In‑person registration is $1,250 for IGA members, $1,650 for non‑members. If you can make it to Calgary, do it. Hallway conversations are where real knowledge transfers.
Part 11: What This Congress Means for Canada’s Geothermal Future
Until now, Canada had no operating commercial geothermal power plant. By the end of 2026, that will change. Two projects are expected to reach commercial operation: Clinton Geothermal (BC) – a 15 MW binary plant, and Rainbow Lake (Alberta) – a co‑production project from a de‑risked oil well.
The WGC in Calgary is the catalyst. It sends a signal to investors, utilities, and governments that geothermal is no longer a niche European or Icelandic curiosity – it belongs in the North American energy mix.
Moreover, the Canada‑Germany Geothermal Accord will be signed during the congress (Day 2, 11:00, in the German Pavilion). That accord will facilitate technology transfer, especially in deep drilling and district heating.
Finally, watch for the Canadian Geothermal Code of Practice – a draft will be released for public comment during the closing plenary. It aims to standardise resource assessment, reporting, and decommissioning.
Part 12: Final Recommendations – Your 28‑Day Countdown Checklist
Week 1 (now – May 18)
· Register (in‑person or virtual) – prices increase on May 20 by $150.
· Book flights and accommodation – WestJet and Air Canada have added extra flights into YYC.
· Apply for a Canadian visa if needed – standard visitor visa takes ~30 days, so act today.
Week 2 (May 19 – May 25)
· Review the technical program (released May 15 on the WGC website). Highlight 5‑8 must‑attend sessions.
· Schedule 1‑1 meetings via the congress app (opens May 22).
· Prepare your elevator pitch – you will meet potential employers, partners, or investors.
Week 3 (May 26 – June 1)
· Register for side events (women’s breakfast, field trips, etc.) – many cap at 50 attendees.
· Print business cards – at least 100.
· Download offline maps of the Convention Centre – cell service can be spotty.
Week 4 (June 2 – June 7)
· Pack layers, chargers, and a small notebook (laptops are heavy – use a tablet or paper).
· Pre‑download any PDF papers you want to read – the wifi will be overloaded.
· Hydrate and sleep well – it’s a marathon, not a sprint.
Conclusion: The Heat Is On
Twenty-eight days from now, Calgary will be the centre of the geothermal universe. The World Geothermal Congress 2026 is not just a conference – it is the moment our industry proves that baseload renewable heat and power are ready for mass deployment.
Whether you are a driller who has never worked a geothermal well, a geologist curious about superhot rock, a First Nations leader seeking energy sovereignty, or a student wondering where to build your career – this is your place.
See you at the Calgary TELUS Convention Centre. And when you hear the rumble of the CTrain passing by, remember: the real rumble is happening 2,000 metres below our feet.
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