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...
"The Hot Rock Revolution: Why the Bipartisan Geothermal Permitting Reform Package is a Bigger Deal Than You Think"
The Hot Rock Revolution: Why the Bipartisan Geothermal Permitting Reform Package is a Bigger Deal Than You Think
If you blinked, you might have missed it.
Tucked between the usual press releases about farm subsidies and transportation funding, the Enhanced Geothermal Systems Deployment Coalition (EGS DC) dropped a statement on June 1st that should make every energy nerd’s heart skip a beat. The subject? A bipartisan geothermal permitting reform package currently under consideration in the U.S. House of Representatives.
We are talking about a collection of bills with acronym-heavy names like the GEO Act, the STEAM Act, and the CLEAN Act. But behind the bureaucratic jargon lies the most promising—and arguably most overlooked—energy revolution of the decade.
For years, solar and wind have dominated the clean energy headlines. Nuclear fusion teases us from the distant horizon. But quietly, deep beneath our feet, a different story is unfolding. We are learning to drill for heat. And right now, the only thing stopping us from turning that heat into a 24/7 power source isn't the technology—it’s the paperwork.
Today, we are digging deep (pun intended) into the Geothermal Energy Advancement Act (H.R. 5631) and the CLEAN Act (H.R. 1687). We’ll look at why this legislative package is the most significant geothermal effort in years, why Alexandria Ocasio-Cortez and conservative Utah Republicans are suddenly on the same team, and what it means for your future electricity bill.
The "Invisible" Renewable Gets an Upgrade
Let’s start with a quick reality check. When you picture geothermal energy, you probably think of Iceland’s Blue Lagoon, or those iconic geysers in California. That is "traditional" geothermal. It relies on finding a very specific cocktail of underground water, porous rock, and heat all in the right place.
Those sites are rare.
Enter Enhanced Geothermal Systems (EGS) . This is the tech version of "if you can’t find a door, build one." EGS allows us to create reservoirs where nature didn’t. We drill deep—really deep, like oil and gas deep—fracture the hot rock, pump water down, and bring the steam back up to spin a turbine.
Why is this a game-changer?
· Baseload power: Unlike solar (which stops at night) or wind (which stops when it’s calm), geothermal runs 24/7/365.
· Small footprint: A geothermal plant uses a fraction of the land of a solar farm.
· National security: It’s domestic. No foreign supply chains for sunlight or wind.
So, why isn’t every rooftop in America powered by Earth’s core? Because of the "valley of death" between a good idea and a spinning turbine. As Fervo Energy CEO Tim Latimer put it during testimony on this very legislation: "The greatest barrier to geothermal growth isn't technology—it’s process."
The Paperwork Apocalypse
Imagine you want to build a geothermal plant on federal land (where most of the best heat is, particularly in the West). You will need to navigate the Bureau of Land Management (BLM), the Forest Service, the EPA, and possibly the Department of Energy.
You will need a leasing permit, a drilling permit, a water rights permit, and an environmental assessment. Under the current system, this process can take longer than the Civil War. We are talking 7 to 10 years just for permission to start digging.
In the tech world, that is an eternity. In the climate world, it is a death sentence. If we have to wait a decade to build a plant that helps us decarbonize the grid, we have already lost the race against climate change.
This is why the EGS DC—a coalition that reads like a bizarre fantasy football team of energy players (Fervo Energy, Devon Energy, Google, NVIDIA, and Mitsubishi Heavy Industries, to name a few)—is pushing the House to pass this package.
Let’s break down the six bills inside the Geothermal Energy Advancement Act (H.R. 5631) and see how they dismantle the barriers.
The Six Pillars of Reform
The package isn't one big hammer; it is a set of precision screwdrivers designed to fix specific bottlenecks.
1. The GEO Act (H.R. 301) - Sponsored by Rep. Celeste Maloy (R-UT)
The Problem: The federal leasing process is slow, clunky, and discourages risk-taking.
The Fix: The Geothermal Energy Opportunity Act streamlines the leasing of federal land for geothermal exploration. It reduces the "rent" companies have to pay while they are testing the land (because nobody wants to pay full price for a hole that might be dry). It also creates a more predictable schedule for lease auctions. Think of it as turning a library checkout system into an Amazon one-click purchase (for land rights).
2. The Cost-Recovery Authority Act (H.R. 398) - Sponsored by Rep. Alexandria Ocasio-Cortez (D-NY)
The Problem: Government agencies reviewing permits are underfunded and slow.
The Fix: This bill allows the government to collect fees from applicants to hire more staff. Wait—AOC is proposing allowing the government to charge corporations to speed up permitting? Yes. This is the weird, wonderful world of energy bipartisanship. By allowing cost-recovery, the BLM can hire the geologists and environmental reviewers needed to process applications in months instead of years. It’s a "user pays" model that accelerates the green transition.
3. The STEAM Act (H.R. 1077) - Sponsored by Rep. Susie Lee (D-NV)
The Problem: EGS technology is new; the laws are old.
The Fix: The Streamlining Thermal Energy through Advanced Mechanisms Act clarifies that EGS projects are eligible for the same streamlined permitting processes as traditional geothermal. It closes legal loopholes that lawyers were using to sue projects into oblivion. If you have a drill rig and a heat source, STEAM says, "Move to the front of the line."
4. The Gold Book Development Act (H.R. 5617) - Sponsored by Rep. Yassamin Ansari (D-AZ)
The Problem: Inconsistent data across agencies leads to repeated studies.
The Fix: The "Geothermal Gold Book" is a reference manual for developers. This bill mandates that the government keep it updated and digital. It sounds boring, but it is vital. It creates a single source of truth for environmental baselines. Instead of spending $500,000 to study the same sage grouse population that the previous developer studied five years ago, the Gold Book allows data sharing. Efficiency through information.
5. The GONDOR Act (H.R. 5631) - Sponsored by Rep. Jeff Hurd (R-CO)
The Problem: No single person in the federal government is accountable for geothermal.
The Fix: The Geothermal Ombudsman for National Deployment and Optimal Reviews Act (yes, GONDOR—and yes, we are all making Lord of the Rings jokes) creates a designated Ombudsman at the Department of the Interior. This person’s job is to help developers navigate the maze. When your permit gets stuck between two agencies, you call the Ombudsman. They can’t override laws, but they can yell at the bureaucrats to pick up the phone. Accountability is a hell of a motivator.
6. The Royalty Reform Act (H.R. 5638) - Sponsored by Rep. Mike Kennedy (R-UT)
The Problem: Current royalty rates (payments to the government for extracting resources) don't account for the high upfront cost of EGS.
The Fix: This bill adjusts the royalty structure to be "tiered." In the early years of production, when the company is still paying off the massive drilling costs, they pay a lower royalty. Once the loan is paid off, the royalty ticks up. This is basic finance: don't kill the golden goose before it lays the egg. It lowers the financial risk for first-movers.
The CLEAN Act: The Catalyst (H.R. 1687)
The Geothermal Energy Advancement Act is the main course, but the Committing Leases for Energy Access Now (CLEAN) Act is the espresso shot.
The CLEAN Act is broader than just geothermal. It addresses the nightmare of transmission permitting. You can build a geothermal plant in the Nevada desert, but if you can’t connect it to the grid in Las Vegas or Los Angeles, it is a very expensive hole in the ground.
The CLEAN Act tries to expedite the environmental reviews for transmission lines on federal land. It encourages the use of existing corridors (roads, pipelines, other power lines) to string new cables. For EGS, this is existential. Because EGS sites are often remote, they need long transmission lines. By shortening the timeline for those lines, the CLEAN Act effectively shortens the timeline for the plant itself.
Why This Bipartisanship Actually Makes Sense
If you are used to Washington gridlock, seeing AOC on a bill with Utah Republicans feels like a glitch in the Matrix. But geothermal is the ultimate "Third Rail" avoidant energy source.
· For the Left: It’s clean, carbon-free, baseload power. It doesn't require fracking chemicals like oil does (though it does involve fracturing rock with water). It creates union jobs (drilling is drilling). It reduces the need for natural gas peaker plants.
· For the Right: It’s "all of the above" energy. It utilizes oil and gas workforce skills. It is domestic, reliable, and doesn't rely on Chinese supply chains. It strengthens the grid against cyber-attacks (unlike centralized solar inverters). Plus, drilling for heat is a lot easier to defend in rural Western districts than drilling for oil.
As the EGS DC statement notes, this package reflects "broad bipartisan recognition of geothermal energy's role in supporting reliable, domestic power generation."
When Google (a massive buyer of clean energy) and Devon Energy (an oil giant) sit at the same table to lobby for a bill, you know the politics have shifted. Google needs 24/7 carbon-free energy to run data centers for AI (hello, NVIDIA is in the coalition too). Devon Energy needs to transition its rig crews to a future where fossil fuels might wane.
The Fervo Factor: Tech Validation
The most compelling testimony for this bill came from Tim Latimer of Fervo Energy. Fervo is essentially the Tesla of geothermal. They took horizontal drilling techniques from the Permian Basin (oil country) and applied them to heat.
In 2023, Fervo proved their EGS technology works at scale in Nevada. In 2024, they announced a deal with Southern California Edison. They are turning hot rock into real electrons.
But Latimer told Congress that even with proven tech, the permitting process is a deal-breaker. He used a powerful phrase: "With targeted reforms to environmental review and transmission permitting, geothermal can become a cornerstone of America's energy supply."
Without those reforms? It remains a niche curiosity.
The Skeptic’s Corner: What Could Go Wrong?
We would be bad journalists if we didn't throw some cold water on the hot rocks.
First, induced seismicity. Fracking for geothermal can cause earthquakes. Usually, they are tiny (under magnitude 2.0). But in Switzerland and South Korea, geothermal projects caused noticeable tremors. The bills don’t ignore this—they require monitoring—but it remains the biggest PR hurdle.
Second, water usage. EGS requires water to circulate through the hot rock. In the drought-stricken West, water is political gold. The industry argues it’s a closed loop (you lose some, but mostly recycle it), but environmental justice groups are wary.
Third, the fossil fuel hangover. Some critics argue that "enhanced geothermal" is just a lifeline for oil and gas drillers to keep doing what they are doing. While EGS uses similar skills, the end product is vastly different. Still, the coalition includes Baker Hughes and SLB (formerly Schlumberger). Purists might balk at Big Oil’s involvement.
The Macro View: Why 3000 Words Matters
Why am I writing 3000 words about a press release from a coalition you’ve never heard of?
Because energy transitions don’t happen with a single miracle battery. They happen with a thousand small policy fixes.
The Inflation Reduction Act (IRA) wrote the checks. It gave geothermal tax credits. But tax credits don't matter if you can't dig a hole. The bills before the House—H.R. 5631 and H.R. 1687—remove the shovels from the hands of the bureaucrats and put them back into the hands of the engineers.
Think about the US grid right now. Coal plants are retiring. Natural gas is volatile. Solar and wind are great, but we have the "duck curve" problem (too much power at noon, not enough at 8 PM). We need firm, clean power. That is nuclear and geothermal.
Nuclear is expensive and politically radioactive (pun intended). Geothermal is cheap(er) and literally underground.
The Senate Hurdle (And Why You Should Call Your Rep)
The EGS DC statement ends with a plea: "EGS DC supports passage of this package and encourages the Senate to act."
The House is the easy part. The Senate—with its 60-vote threshold and parochial interests—is where bills go to die. However, because this package is attached to must-pass energy legislation (likely the CLEAN Act is a vehicle for broader transmission reform), it has a fighting chance.
What can you do?
If you live in a Western state (Nevada, Utah, Colorado, California, Oregon, Idaho, New Mexico), your Senator likely already knows about geothermal. If you live in the Rust Belt or the East Coast, they probably don't. Send them this article. Ask them: "Are you supporting the Geothermal Energy Advancement Act?"
Energy literacy is the first step to energy action.
Conclusion: The Earth is Boiling. Let’s Use It.
We are sitting on a ball of molten iron that has been cooking for 4.5 billion years. The amount of heat inside the Earth is effectively infinite relative to human energy needs. For decades, we have looked to the sky for salvation—solar, wind, fusion. We forgot to look down.
The legislation working its way through the House isn't sexy. There are no rocket launches or viral video moments. It is just a bunch of lawyers and lobbyists arguing about royalty rates and environmental assessment timelines.
But that mundane work is the difference between a 10-year wait and a 2-year build. It is the difference between a niche academic project and a booming American industry.
The EGS DC coalition, from Google to SLB, knows this. The bipartisan set of representatives, from Ocasio-Cortez to Maloy, knows this. Now, we need the rest of the country to catch up.
The rocks are hot. The tech is ready. Congress just needs to get out of the way—and pass the GEO, STEAM, GONDOR, and CLEAN Acts.
Don’t let the perfect be the enemy of the geothermal.
Source: EGSDC
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