Exergy Signs 33 MWe Geothermal Contract with Maren in Türkiye Exergy International has signed a new contract with Maren Maraş Elektrik Üretim A.Ş. to supply the 33 MWe Mehmet Ege geothermal power plant in Germencik, in Türkiye’s Aydın province. The project will use Exergy’s Organic Rankine Cycle technology and include the company’s largest Radial Outflow Turbine supplied to date. Expected to enter operation in the second half of 2027, the plant will provide renewable baseload electricity from a geothermal resource with an estimated temperature of approximately 160°C. The agreement represents another major step in Exergy’s long-standing relationship with Maren and reinforces Türkiye’s position as one of the world’s most active geothermal markets. A Major Geothermal Investment in Aydın The Mehmet Ege geothermal power plant will be located in Germencik, a district within Aydın that has become a major centre for geothermal development. Türkiye’s western Aegean region conta...
El Salvador's Volcanic Awakening: How the Berlin 2 Plant is Powering a Nation's Bold Leap into the Future
Imagine a land where ancient volcanoes rumble beneath the surface, not as harbingers of destruction, but as silent guardians of boundless energy. In El Salvador, the smallest nation in Central America, this isn't just poetic fancy,it's reality. On December 13, 2025, amid the lush hills of Usulután, the inauguration of the Berlin 2 Binary Cycle Plant marked a seismic shift in the country's energy landscape. With a thunderous applause from engineers, officials, and locals alike, President Nayib Bukele's vision for a modern, self-sufficient El Salvador ignited into life. This isn't just another power plant; it's a beacon of innovation, harnessing the Earth's fiery core to light up millions of homes. Buckle up as we dive into this captivating story of renewal, resilience, and raw power.
El Salvador has long been a geothermal powerhouse, pun intended. Nestled along the Pacific Ring of Fire, the country boasts over 20 volcanoes, making it a natural hotbed for geothermal energy. For decades, this renewable source has quietly contributed about 20-25% of the nation's electricity, far outpacing many developed countries. But under Bukele's administration, the push has accelerated. The Berlin Geothermal Field, operational since the early 2000s, already produces around 109 MW from its existing units. Now, with the addition of Berlin 2, that's climbing higher. This new binary cycle plant, developed by the state-owned Comisión Ejecutiva Hidroeléctrica del Río Lempa (CEL) and its subsidiary LaGeo, injects an additional 7.5 MW into the grid. That's enough to power thousands of households, businesses, and even Bitcoin mining operations,yes, El Salvador's famous crypto endeavors are getting a green boost too.
What makes Berlin 2 so special? Let's geek out on the tech for a moment. Traditional geothermal plants tap into high-temperature steam straight from the Earth to spin turbines. But binary cycle technology takes it a step further, like a clever alchemist turning waste into gold. It uses lower-temperature fluids,around 150-200°C,from the geothermal wells to heat a secondary fluid with a lower boiling point, such as isobutane. This secondary fluid vaporizes, drives the turbines, and generates electricity without ever mixing with the geothermal brine. The result? Zero emissions, minimal water use, and efficiency that captures heat that would otherwise be lost. As Daniel Álvarez, president of CEL, eloquently put it in the inauguration announcement: "This plant takes advantage of the residual heat that was previously lost and turns it into electricity through an efficient and environmentally responsible process." With this upgrade, LaGeo's total capacity surges to 204.4 MW, adding over 40,000 megawatt-hours annually. It's not just numbers; it's a lifeline for a nation striving for energy independence.
Picture this: Steam billows from the ground like whispers from the underworld, pipes snake across verdant slopes, and state-of-the-art turbines hum with purpose. The $37 million investment,sourced from government funds and strategic partnerships,didn't just build infrastructure; it built hope. In a country once plagued by gang violence and economic stagnation, Bukele's reforms have slashed crime rates by over 90% and attracted global investors. Now, energy is the next frontier. "We follow the vision of the President's Government Nayib Bukele having a more modern and competitive country through clean and renewable energy generation," reads the official CEL post, echoing a sentiment that's resonating across Latin America. This project reaffirms commitments to local development: geothermal energy for sustainability, economic growth through jobs (hundreds created during construction), and social transformations by electrifying remote communities.
But why geothermal, you ask? In a world grappling with climate change, fossil fuels are the villains of the story. Coal and oil belch out greenhouse gases, while solar and wind, though clean, depend on the whims of weather. Geothermal is the reliable hero—available 24/7, with a capacity factor over 90%. El Salvador's expansion aligns perfectly with global trends. According to the International Renewable Energy Agency (IRENA), geothermal capacity worldwide could triple by 2030, but it's in volcanic hotspots like this where the magic happens. Think Iceland, where geothermal heats 90% of homes, or Kenya, powering millions in the Rift Valley. El Salvador is joining this elite club, with plans for more wells and plants. Earlier in 2025, reports from ThinkGeoEnergy highlighted Berlin 2's testing phase, predicting a 10% boost in national geothermal output. And it's paying off: With 7.5 MW online, over two million Salvadorans now enjoy cleaner, cheaper energy, reducing reliance on imported fuels and stabilizing prices.
Of course, no revolution is without challenges. Geothermal development requires precise drilling, up to 2-3 km deep, navigating seismic risks and ensuring environmental safeguards. Critics once worried about land disruption or brine disposal, but modern binary systems recycle nearly all fluids back into the reservoir, maintaining pressure and sustainability. In El Salvador, CEL has emphasized eco-friendly practices, aligning with Bukele's "Surf City" tourism push and Bitcoin City dreams. Remember, this is the country that made Bitcoin legal tender in 2021, mining it with volcanic energy. Berlin 2 amplifies that narrative, proving that innovation and ecology can coexist. As Stacy Herbert, a prominent Bitcoin advocate in El Salvador, tweeted about Bukele's impossibles-turned-realities: "One of the greatest stories in history is being written by El Salvador: Chaos can be defeated, peace can be restored. Good can win."
Zooming out, this inauguration is a microcosm of El Salvador's renaissance. From the ashes of civil war and natural disasters, the nation is rising. Economic growth hit 3.5% in 2024, tourism booms, and foreign direct investment surges. Energy security is key, remember the 2022 global energy crisis? Countries without domestic sources suffered. El Salvador, with hydro (from rivers like Lempa) and now enhanced geothermal, is insulated. The plant's benefits ripple: Lower energy costs spur manufacturing, agriculture thrives with reliable irrigation pumps, and education improves as schools stay lit. Socially, it's transformative. Rural Usulután, once underserved, now hums with opportunity. Families who once relied on kerosene lamps can dream bigger, kids study longer, entrepreneurs start businesses.
Looking ahead, the future glows brighter than a lava flow. CEL hints at further expansions, potentially doubling geothermal capacity by 2030. Partnerships with international firms, like those from Japan or the U.S., could bring advanced tech. And in the Bitcoin realm? More volcanic-powered mining could position El Salvador as a crypto hub, attracting tech nomads and investors. But it's not just about profit; it's about people. As one local resident shared on social media during the event: "This is our energy, from our land, for our future." In a world of uncertainty, El Salvador's story inspires: Harness what's beneath your feet, innovate boldly, and watch a nation transform.
In closing, the Berlin 2 Binary Cycle Plant isn't merely steel and steam, it's a symbol of defiance and dreams. From volcanic fury to electric serenity, El Salvador is scripting a tale that captivates the globe. As we face a warming planet, stories like this remind us: The power to change lies within the Earth, and within us. If you're planning a trip to this vibrant nation, add Berlin's geothermal fields to your itinerary. Who knows? You might just feel the ground tremble with possibility.
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