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The collateral damage from the Lava Ridge wind project might now include a proposed 285-mile transmission line initially approved by federal regulators in the 1990s.
The same movement that got Trump to kill the Lava Ridge wind farm Trump killed has appeared to derail a longstanding transmission project that’s supposed to connect sought-after areas for wind energy in Idaho to power-hungry places out West.
The Southwest Intertie Project-North, also known as SWIP-N, is a proposed 285-mile transmission line initially approved by federal regulators in the 1990s. If built, SWIP-N is supposed to feed power from the wind-swept plains of southern Idaho to the Southwest, while shooting electrons – at least some generated from solar power – back up north into Idaho from Nevada, Utah, and Arizona. In California, regulators have identified the line as crucial for getting cleaner wind energy into the state’s grid to meet climate goals.
But on Tuesday, SWIP-N suddenly faced a major setback: The three-person commission representing Jerome County, Idaho – directly in the path of the project – voted to revoke its special use permit, stating the company still lacked proper documentation to meet the terms and conditions of the approval. SWIP-N had the wind at its back as recently as last year, when LS Power expected it to connect to Lava Ridge and other wind farms that have been delayed by Trump’s federal permitting freeze on renewable energy. But now, the transmission line has stuttered along with this potential generation.
At a hearing Tuesday evening, county commissioners said Great Basin Transmission, a subsidiary of LS Power developing the line, would now suddenly need new input, including the blessing of the local highway district and potential feedback from the Federal Aviation Administration. Jerome County Commissioner Charles Howell explained to me Wednesday afternoon that there will still need to be formal steps remanding the permit, and the process will go back to local zoning officials. Great Basin Transmission will then at minimum need to get the sign-offs from local highway officials to satisfy his concerns, as well as those of the other commissioner who voted to rescind the permit, Ben Crouch.
The permit was many years old, and there are outstanding questions about what will happen next procedurally, including what Great Basin Transmission is actually able to do to fight this choice by the commissioners. At minimum, staff for the commission will write a formal decision explaining the reasoning and remand the permit. After that, it’ll be up to Great Basin Transmission to produce the documents that commissioners want. “Even our attorney and staff didn’t have those answers when we asked that after the vote,” Howell said, adding that he hopes the issues can be resolved. “I was on the county commission about when they decided where to site the towers, where to site the right-of-ways. That’s all been there a long time.”
This is the part where I bring up how Jerome County’s decision followed a months-long fight by aggrieved residents who opposed the SWIP-N line, including homeowners who say they didn’t know their properties were in the path of the project. There’s also a significant anti-wind undercurrent, as many who are fighting this transmission line previously fought LS Power’s Lava Ridge wind project, which was blocked by and executive order from President Donald Trump on his first day in office. Jerome County itself passed an ordinance in May requiring any renewable energy facility to get all federal, state, and local approvals before it would sign off on new projects.
Opposition to SWIP-N comes from a similar place as the “Stop Lava Ridge” campaign. Along with viewshed anxieties and property value impacts, SWIP-N, like Lava Ridge, would be within single-digit miles of the Minidoka National Historic Site, a former prison camp that held Japanese-Americans during World War II. In the eyes of its staunchest critics, constructing the wind farm would’ve completely damaged any impact of visiting the site by filling the surroundings of what is otherwise a serene, somber scene. Descendants of Minidoka detainees lobbied politicians at all levels to oppose Lava Ridge, a cause that was ultimately championed by Republican politicians in their fight against the project.
These same descendants of Japanese-American detainees have fought the transmission line, arguing that its construction would inevitably lead to new wind projects. “If approved, the SWIP-N line would enable LS Power and other renewable energy companies to build massive wind projects on federal land in and around Jerome County in future years,” wrote Dan Sakura, the son of a Minidoka prisoner, in a September 15 letter to the commission.
Sakura had been a leading voice in the fight against Lava Ridge. When I asked why he was weighing in on SWIP-N, he told me over text message, “The Lava Ridge wind project poisoned the well for renewable energy projects on federal land in Southern Idaho.”
LS Power did not respond to a request for comment.
It’s worth noting that efforts have already been made to avoid SWIP-N’s impacts to the Minidoka National Historic Site. In 2010, Congress required the Interior Secretary to re-do the review process for the transmission line, which at the time was proposed to go through the historic site. The route rejected by Jerome County would go around.
There is also no guarantee that wind energy will flock to southern Idaho any time soon. Yes, there’s a Trump permitting freeze, and federal wind energy tax credits are winding down. That’s almost certainly why the developers of small nuclear reactors have reportedly coveted the Lava Ridge site for future projects. But there’s also incredible hostility pent up against wind partially driven by the now-defunct LS Power project, for instance in Lincoln County, where officials now have an emergency moratorium banning wind energy while they develop a more permanent restrictive ordinance.
Howell made no bones about his own views on wind farms, telling me he prefers battery storage and nuclear power. “As I stand here in my backyard, if they put up windmills, that’s all I’m going to see for 40 miles,” he said
But Howell did confess to me that he thinks SWIP-N will ultimately be built – if the company is able to get these new sign-offs. What kind of energy flows through a transmission line cannot ultimately affect the decision on the special use permit because, he said, “there are rules.” On top of that, Idaho is going to ultimately need more power no matter what, and at the very least, the state will have to get electrons from elsewhere.
Howell’s “non-political” answer to the fate of SWIP-N, as he put it to me, is that “We live on power, so we gotta have more power.”
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The week’s most important news around renewable project fights.
1. Western Nevada — The Esmeralda 7 solar mega-project may be no more.
2. Washoe County, Nevada – Elsewhere in Nevada, the Greenlink North transmission line has been delayed by at least another month.
3. Oconto County, Wisconsin – Solar farm town halls are now sometimes getting too scary for developers to show up at.
4. Apache County, Arizona – In brighter news, this county looks like it will give its first-ever conditional use permit for a large solar farm, EDF Renewables’ Juniper Spring project.
5. Putnam County, Indiana – After hearing about what happened here this week, I’m fearful for any solar developer trying to work in Indiana.
6. Tippecanoe County, Indiana – Two counties to the north of Putnam is a test case for the impacts a backlash on solar energy can have on data centers.
A conversation with Spencer Hanes of EnerVenue
Today’s conversation is with Spencer Hanes, vice president of international business development for long-duration battery firm EnerVenue and a veteran in clean energy infrastructure development. I reached out to Hanes for two reasons: One, I wanted to gab about solutions, for once, and also because he expressed an interest in discussing how data center companies are approaching the media-driven battery safety panic sweeping renewable energy development. EnerVenue doesn’t use lithium-ion batteries – it uses metal-hydrogen, which Hanes told me may have a much lower risk of thermal runaway (a.k.a. unstoppable fire).
I really appreciated our conversation because, well, it left me feeling like battery alternatives might become an easy way for folks to dodge the fire freakout permeating headlines and local government hearing rooms.
This conversation has been lightly edited for clarity.
From a developer’s perspective, if you’re working in utility-scale battery development, why ditch lithium-ion batteries?
My first battery project was at Duke Energy in 2010. It was a lead-acid battery project in Texas. It was the first time we’d incorporated batteries into a renewables project, and it was probably the biggest in the northern hemisphere. Now I don’t even think it is the biggest in Texas, but it was a big step forward.
What developers are finding is that lithium batteries don’t last as long as the developers would like them to. That means they’ve got a shelf life of 7,000 cycles, maybe 8,000 cycles, and it depends on how you use them – lithium ion batteries have to perform under the perfect environment or they can be damaged. Our batteries, on the other hand, are incredibly flexible, and we have a much more robust product that we think is safer and longer lasting than lithium – which has its place, but there are more and more safety issues around it. [There’s] virtually no risk of thermal runaway with our battery.
So I recently had a lithium-ion battery explode on me for the first time – it sparked up and fused to an electrical cable. It was very surprising, and as someone who writes about this stuff a lot, it still took me aback. As someone who is interacting with folks in data center development spaces, seeking battery storage for their operations, how are they digesting the anxieties around battery failures?
Well, the good news is that the data center developers are just trying to get electrons where they can find them. It's hard to find any sort of generation resource right now. Solar and batteries are just the easiest to find.
The safety piece is always going to be top of mind, though. They’re going to build redundancies into their battery projects, wall them off and containerize different batteries so if there’s a spark it doesn’t propagate.
Because data centers need electrons quickly right now, these companies are immune to the battery safety anxieties percolating in the public right now?
Yeah. They’ve been using them for a long time, they’re familiar with them. But the data centers and the big power users are sometimes stressing the lithium-ion batteries in ways they can no longer handle.
Do you feel like data center companies, big power users, do they get the inherent risks from a social license perspective and a siting perspective in using big lithium-ion batteries?
I think a lot of battery projects are being developed in containers because of fire issues, so if there is an issue it’s contained, and that’s a best practice right now.
What would be better is if there was a zero risk of thermal runaway. I think there’s a growing need for other technologies to come along that are safer and more utility-grade, able to serve multiple purposes. But the data center companies are very smart about how they’re developing, and they’re not going to do it in a way that creates problems for other parts of the data center.
Are there ways to avoid building out a lot of batteries? Maybe minimizing how many batteries are used on site, or how much infrastructure needs to be put on site to minimize fire risk?
I think unfortunately it's largely a case by case determination in where you are. I’m running across more and more engineering firms that aren’t comfortable with even the safest batteries being inside a building. Now, everyone wants them containerized because a thermal runaway event is a catastrophic risk no one wants to take.
EnerVenue has a product that fits that profile. There are many others that fit that profile, as well. We need many more options of technologies that can fit the bill. Lithium has a really important role in our society, doing well enough in phones and laptops, but we think we have a competitive offering for grid scale energy storage.
From your vantage point, do you see data center development as the growth area for storage in the U.S. right now?
A year ago I’d get a call once a quarter, and now I’m fielding calls every month. It's because there’s such a crunch on generation. If you put a battery with a data center … everybody wants to say the centers are operating 99.9% of the time, but they’re also not operating at 100% capacity all day, so if they can generate electricity and store it in a battery to use when rates are cheaper or when there’s a constraint on the grid, that’s a benefit to them.
A review of Heatmap Pro data reveals a troubling new trend in data center development.
Data centers are being built in places that restrict renewable energy. There are significant implications for our future energy grid – but it’s unclear if this behavior will lead to tech companies eschewing renewables or finding novel ways to still meet their clean energy commitments.
In the previous edition of The Fight, I began chronicling the data center boom and a nascent backlash to it by talking about Google and what would’ve been its second data center in southern Indianapolis, if the city had not rejected it last Monday. As I learned about Google’s practices in Indiana, I focused on the company’s first project – a $2 billion facility in Fort Wayne, because it is being built in a county where officials have instituted a cumbersome restrictive ordinance on large-scale solar energy. The county commission recently voted to make the ordinance more restrictive, unanimously agreeing to institute a 1,000-foot setback to take effect in early November, pending final approval from the county’s planning commission.
As it turns out, the Fort Wayne data center is not an exception: Approximately 44% of all data centers proposed in Indiana are in counties that have restricted or banned new renewable energy projects. This is according to a review of Heatmap Pro data in which we cross-referenced the county bans and ordinances we track against a list of proposed data centers prepared by an Indiana energy advocacy group, Citizens Action Coalition of Indiana.
This doesn’t necessarily mean the power going to these data centers is consistently fossil. Data centers can take years to construct and often rely on power fed to them from a distributed regional energy grid. But this does mean it would be exceptionally costly for any of these projects to build renewable generation on site, as a rising number of projects choose to do – not to mention that on a macro level, data centers may increasingly run up against the same cultural dynamics that are leading to solar and wind project denials. (See: this local news article about the Fort Wayne data center campus).
Chrissy Moy, a Google spokesperson, told me the Fort Wayne facility will get its power off of the PJM grid, and sent me links to solar projects and hydroelectric facilities in other states on the PJM it has power purchase agreements with. I’d note the company claims it “already matches” all of its global annual electricity demand with “renewable energy purchases.” What this means is that if Google can’t generate renewable energy for a data center directly, it will try to procure renewable energy at the same time from the same grid, even if it can’t literally use that clean power at that data center. And if that's not possible, it will search farther afield or at different times. (Google is one of the more aggressive big tech companies in this regard, as my colleague Emily Pontecorvo details.) Google has also boasted that it will provide an undisclosed amount of excess clean electricity through rights transfers to Indiana Michigan Power when the tech company’s load is low and demand on the broader grid is peaking, as part of Google’s broader commitment to grid flexibility.
I reached out to Tom Wilson, an energy systems technical executive at the Electric Power Research Institute, an industry-focused organization that studies modern power and works with tech companies on flexible data center energy use, including Google. Wilson told me that in Indiana, many of the siting decisions for data centers were made before counties enacted moratoria against renewable energy and that tech companies may not always be knowingly siting projects in places where significant solar or wind generation would be impractical or even impossible. (We would just note that Fort Wayne, Indiana, has an opposition risk score of 84 in Heatmap Pro, meaning it would have been a very risky place to build a renewable energy project even without that restrictive ordinance.) It also indicates some areas may be laying down renewables restrictions after seeing data center development, which is in line with a potential land use techlash.
Wilson told me that two thirds of data centers rely on power from the existing energy grid whereas surveys indicate about a third choose to have at least some electricity generation on site. In at least the latter case, land use constraints and permitting problems really can be a hurdle for building renewable energy close to where data is processed. This is a problem exacerbated when centers are developed near population centers, which Wilson said is frequently the case because companies want to reduce “latency” for customers. In other words, they want to “reduce the time it takes to get answers to people” via artificial intelligence or other data products.
“The primary challenges are the size of the data center and the amount of space it takes to build renewables,” he said. “They are moving from 20 megawatt or 40 megawatt data centers to 100, 200, 300 megawatt data centers. It’s really hard to locate that much renewable [energy] right near a population center. So that requires transmission, and unfortunately right now in the U.S. and in many other countries, transmission takes a significant amount of time to build.”
The majority of data centers are served by regional power grids, Wilson told me. Companies like Google, Meta, and others continue to invest in renewable energy procurement while building facilities in areas that have restricted new solar or wind power infrastructure. In some cases, companies may feel they’re forced to seek these places out because the land is just plain cheap and has existing fiber optic cable networks.
At the same time, there are large data centers getting energy generated on site, and how they each approach their energy sources varies. It’s also not always consistent.
For instance, Meta’s new Prometheus supercluster complex in New Albany, Ohio — potentially the world’s first 1 gigawatt data center — will reportedly have a significant amount of new gas power generation constructed at the facility, even though the company also struck a deal with Invenergy over the summer to procure at least 400 megawatts of solar from two projects in Ohio that already have their permits. One is in Clinton County and was fully permitted but resulted in a years-long fight before the Ohio Power Siting Board and included conservative media backlash. The other is in Franklin County and got its permits in 2021, before a recent wave of opposition against solar projects. Prometheus itself will be sited on the Licking County side of New Albany, where solar has been extremely difficult to build, even though most of this Columbus suburb is in solar-supporting Franklin.
Meanwhile, Elon Musk’s xAI data center notoriously relies on a polluting gas plant in Memphis, Tennessee. The surrounding Shelby County had a solar moratorium until mere months ago that residents want to bring back. An affiliate company of xAI used for the project’s real estate is subleasing land near the data center for a solar farm, but it is unclear right now if it’ll power the data center.
In the end, it really does seem like data centers are being sited in places with renewable energy restrictions. What the data center developers plan to do about it — if anything — is still an open question.