this post was submitted on 30 Jun 2026
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. According to analysis by the Guardian, two-thirds of planned datacentres in the US are in drought-stricken areas. The larger centres need up to 5m gallons of water a day for cooling, equivalent to the average usage of 50,000 people. It is unclear what the plan is and whose needs will take priority between AI, agriculture and everyone else.

“People are reporting bill spikes,” [Erin]Brockovich says, reading an email from someone who says their monthly water bill went from $22 (£17) to more than $350 (£265). The threat of these centres is about more than money – it feels existential. “How will the water use disrupt the balance of nature? People are asking: “What will happen to us?”

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[–] Mistiygirl@lemmy.zip 31 points 3 weeks ago* (last edited 3 weeks ago) (14 children)

Funny statistic but relevant:

Data Centers use about 0.06% of the USAs total Water per year.

Watering golf courses in total uses about 0.5 percent.

Not saying Data centers aren't a problem, but.. Water is not the main issue we should be focusing on with them.

[–] reallykindasorta@slrpnk.net 30 points 3 weeks ago

*already. Data centers are just getting started with many planned, golf courses have a head start but probably less growth potential lol

[–] grrgyle@slrpnk.net 17 points 3 weeks ago (2 children)

That is indeed relevant, I didn't know that, and it makes me angrier about golf courses. But something to consider is this is 0.06% new water usage that is for building something most people are actively against.

I'm not saying give up on golf courses, but data centers is where the most ire is right now, so that additional water usage out of the blue (heh) is very worth bringing up when many people are worried about the future of access to water.

[–] ximtor@lemmy.zip 13 points 3 weeks ago (1 children)

I would definitely say we should give up on fucking golf courses

[–] grrgyle@slrpnk.net 1 points 3 weeks ago (2 children)

You a golfer? I know a few, and yeah, one of the reasons it's harder to go after golf courses imho is there are some regular folks who genuinely like to do it

[–] captain_aggravated@sh.itjust.works 4 points 3 weeks ago (1 children)

I was born in, and raised near, Pinehurst. I can tell you from a lifetime of experience, there are no golfers that are simultaneously normal and good people. They're either abnormal or evil or both. Or they're alcoholics.

[–] grrgyle@slrpnk.net 3 points 3 weeks ago

I know of a handful of regular people who golf regularly, but it is true that they're all some kind of jerk. I just assumed it was a coincidence.

[–] tangentism@beehaw.org 3 points 3 weeks ago

At one time, people who didn't smoke were the outliers.

Make them feel like pariahs and that will soon change (and heavily tax golf courses on their water usage)

[–] AdolfSchmitler@lemmy.world 2 points 3 weeks ago

Wait until you learn Arizona has one of the most golf courses in the US.

[–] Knoxvomica@lemmy.ca 10 points 3 weeks ago* (last edited 3 weeks ago) (1 children)

I really wish people would stop focusing on the water use of these data centers. The far scarier thing is the amount of electricity they typically use. Many are planned to use direct onsite fossil fuel generators which I'd about as bad as it can get.

[–] mushroommunk@lemmy.today 2 points 3 weeks ago

The scary thing is it all combined. Sucking up millions of gallons of water while belching out tons of greenhouse gasses all to generate propaganda or to try and replace the working class.

All of it is a huge problem that all compounds. Without the water that these things have sucked up people won't survive the heat caused by them and their power generation.

[–] melsaskca@lemmy.ca 5 points 3 weeks ago

Ah yes, golf. The game mostly played by rich white men. The courses mostly owned by rich white men. It sure tracks.

[–] P00ptart@lemmy.world 4 points 3 weeks ago (1 children)

Sure but there isn't a massive boom of golf courses being built and hey don't tend to poison the water downstream.

[–] Mistiygirl@lemmy.zip 4 points 3 weeks ago (1 children)

actually, they do tend to poison the water downstream through use of pesticides etc.

Also, Data centers evaporate water to cool stuff, so idk why it would poison anything "downstream"?

[–] mushroommunk@lemmy.today 1 points 3 weeks ago* (last edited 3 weeks ago) (1 children)

Multiple ways data centers can poison the water (and several have been shown to be happening now). For starters the massive pumps they need can churn things up adding silt to the water. Then because so much of the water they use evaporates off the remaining water can become toxic from concentration of existing elements. Finally, the warmer water added back into the water supply can cause more releases of naturally occurring toxic elements from the rock bed.

Add all three together and bam, poisoned downstream.

[–] Mistiygirl@lemmy.zip 1 points 3 weeks ago (1 children)

hm.. idk. Data Centers need extremely purified water, much more than drinking water so this seems implausible to me, but if you can find a concrete example i'll definitely change my mind. I just haven't heard of any cases of that happening.

[–] mushroommunk@lemmy.today 2 points 3 weeks ago* (last edited 3 weeks ago)

I don't know who told you they need water more pure than drinking water but they're wrong. Low scaling, low corrosion, and keeping particle size below a certain threshold is all they need. It makes zero sense for them to purify the water beyond that. If you mean they filter to a smaller particle size than drinking water then some do but that's such a small part of water treatment.

They just pump in phosphonates, adjust pH, and run it through a filter. Real drinking water treatment cares about so much more. Bacteria load, chemical concentrations, heavy metal concentration, and more come into play for drinking water (plus making sure the treatments they use aren't toxic to humans which AI data centers don't care about as much, unless told to by the EPA).

As for examples, Meta caused an issue through their pump churn. Though that one is disputed it's one of those cases of "what changed"? And it turns out Meta adding a data center was the only thing.

An Amazon data center has been linked to increasing concentration of nitrates. Yes it was already a problem in the area but evidence does show they've made it worse.

Adding warmer water back is a known issue from even before data centers. (That's just one example paper, and from when it was only generating around 1GW of power was already a concern, there are more, it's just the one I had open in a tab already for a different reason). xAI is currently being looked into to see if they've increased arsenic concentrations from the aquifer they draw from.

These are just some examples but the evidence is mounting that we don't even know what the full impacts will be. There's more out there. Environmental studies about the increasing toxicity of lakes in Utah that will increase with those data centers, increasing algal bloom from increased nitrate concentration and higher water temps, and so on.

[–] Nangijala@feddit.dk 4 points 3 weeks ago

Well, it is a problem for the local residents in the low income areas where the data centers are being placed. Not only is there less water for them now, but the data centers also pollutes the air and makes it life threatening for these people to breathe.

I believe it was Musks datacenters for Grok that were particularly bad with air pollution and while I forget the exact numbers of people affected, it was enough that it was concerning.

It makes total sense to me that Erin Brockovich is getting involved in this shit because it's literally a repeat of the case that made her famous.

[–] queermunist@lemmy.ml 3 points 3 weeks ago* (last edited 3 weeks ago) (1 children)

Averaging water use over the entire US is basically meaningless, water use in Michigan is vastly different from water use in Texas.

[–] Mistiygirl@lemmy.zip -2 points 3 weeks ago

but it's averaged for both, so idk what you mean

[–] FreddiesLantern@leminal.space 3 points 3 weeks ago

Yeah, I'm not a fan of golf courses either though. Pretentious bullshit sport that takes up way too much space.

[–] Auli@lemmy.ca 2 points 3 weeks ago (1 children)

Do golf courses take water out of the cycle though? Data centers take the water and put it in their system. Golf courses use it to water grass which means it all ends up back in the environment. I imagine most of the golf courses water usage is just wasted (for them)and evaporates vs data centers who take water away.

[–] Mistiygirl@lemmy.zip 2 points 3 weeks ago

uh, no. you're wrong. If data centers had a closed water system, they wouldn't be "using" any water, effectively. Right now, data centers use water to cool their computers and to do that, they evaporate water.

Golf courses also don't take water out of the system.

[–] keepthepace@tarte.nuage-libre.fr 2 points 3 weeks ago (1 children)

And also, water shortages have other causes, much more systemic, that I feel the datacenter scapegoat is a convenient distraction from.

You can cool chips with air, you can cool them with the sea or with non drinkable water. If they really get built in places where water is scarce, the problem is why the hell are they incentivized for that?

Water is plentiful and there should be no shortage of it. Where it is lacking it is either an environmental problem (desert areas should not be supposed to sustain cities) or a public infrastructure problem.

[–] Auli@lemmy.ca 3 points 3 weeks ago

Sure water is plentiful but drinkable water is not.

[–] RamenJunkie@midwest.social 2 points 3 weeks ago

Ibam not saying this is wromg but I have also heard a lot of the water use is in generators they basically run all the time for smoother power. And I could definitely see these companies "segmenting off" the power generation to make these numbers look better to the already angry public.

Like mayne the center and servers itself uses little, but the power generation may not.

Mostly, I really want more raw info on this that I keep seeing pushed.

[–] vane@lemmy.world 1 points 3 weeks ago (1 children)

Are there fishes inside data center water reservoirs because there are in golf course ponds. You can even fish there.

[–] ContriteErudite@lemmy.world 1 points 3 weeks ago* (last edited 3 weeks ago)

Most data centers draw their water from municipal sources, which are largely natural or engineered reservoirs, so I'd wager that yes, there are fish in those reservoirs. Depending on local rules, new industrial campuses are required to have their own drainage ponds for storm runoff, so it's likely that many of those data center drainage ponds would also be home to some wildlife.

Not defending data center water usage, just answering your question. Additionally, fishing is far from the reason why golf courses consume so much water, it's just a happy little side hustle. If it were then what your statement is alluding to might, dare I say, carry more water.

[–] NocturnalMorning@lemmy.world 0 points 3 weeks ago

Not a lot of data centers in deserts.