{"id":1198804,"date":"2026-02-18T17:00:04","date_gmt":"2026-02-18T17:00:04","guid":{"rendered":"http:\/\/DYxmgepfKh5e3D3nFE5fDW"},"modified":"2026-02-18T17:00:04","modified_gmt":"2026-02-18T17:00:04","slug":"musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis","status":"publish","type":"post","link":"https:\/\/arcader.org\/news\/musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis\/","title":{"rendered":"Musk&#8217;s Colossus data center for Grok is at the centre of an environmental row over air quality in South Memphis"},"content":{"rendered":"<article>\n<p>If you&#8217;ve been keeping your finger on the pulse of AI developments, you&#8217;ll know that there&#8217;s growing concern about meeting the power demands of the data centers that train and run AI inference. Elon Musk&#8217;s <a data-analytics-id=\"inline-link\" href=\"https:\/\/x.ai\/colossus\" target=\"_blank\">Colossus supercomputer<\/a> that powers Grok, xAI&#8217;s alternative to ChatGPT, tackles this by using over 30 methane gas turbine stations, but the construction has incurred fierce criticism over its impact on local air quality.<\/p>\n<p>When <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.pcgamer.com\/hardware\/elon-musks-monster-wakes-up-as-xai-turns-on-colossus-the-nvidia-powered-ai-training-supercomputer-claiming-to-be-the-most-powerful-in-the-world\/\" target=\"_blank\">Colossus fired up for the first time last year<\/a>, it was already making headlines. Partly because it took a mere three months to build, but also because its appetite for water and electricity was raising eyebrows. In the case of the latter, the system uses anywhere between 50 and 150 MW of power, and in order to meet that demand, xAI installed a number of methane-burning gas turbines.<\/p>\n<p>A report by the <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.selc.org\/news\/resistance-against-elon-musks-xai-facility-in-south-memphis-gets-stronger\/\" target=\"_blank\">Southern Environmental Law Center<\/a> (via <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.fudzilla.com\/news\/61014-musk-s-xai-accused-of-spewing-filth-over-memphis\" target=\"_blank\">Fudzilla<\/a>) claims that these turbines were installed without permits and raises serious concerns over the potential impact these machines will have on the local air quality, due to their emissions. To make matters worse, it appears that xAI is now retrospectively applying for permits to use the turbines constantly.<\/p>\n<p>Memphis news channel <a data-analytics-id=\"inline-link\" href=\"https:\/\/wreg.com\/news\/mayor-young-says-only-15-of-xais-35-turbines-are-being-used\/\" target=\"_blank\">WREG<\/a> writes that the mayor of Memphis, Paul Young, had argued that things weren&#8217;t as bad as they seem, quoting him as saying, &#8220;There are 35 [turbines], but there are only 15 that are on. The other ones are stored on the site.&#8221;<\/p>\n<p>However, thermal camera footage taken by the Southern Environmental Law Center (SLEC) shows, for that moment in time at least, 33 of the turbines generating large amounts of heat\u2014in other words, they were in heavy use.<\/p>\n<figure class=\"van-image-figure inline-layout\" data-bordeaux-image-check >\n<div class='image-full-width-wrapper'>\n<div class='image-widthsetter' style=\"max-width:1920px;\">\n<p class=\"vanilla-image-block\" style=\"padding-top:56.25%;\"><img loading=\"lazy\" decoding=\"async\" id=\"a3yp6MEjomLYbVnqKCGFfT\" name=\"Colossus Computer.png\" alt=\"Annotated photographs of the COLOSSUS electronic digital computer - The National Archives (United Kingdom).\" src=\"https:\/\/arcader.org\/wp-content\/uploads\/2025\/05\/musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis.png\" mos=\"\" align=\"middle\" fullscreen=\"\" width=\"1920\" height=\"1080\" attribution=\"\" endorsement=\"\" class=\"\"><\/p>\n<\/div>\n<\/div><figcaption itemprop=\"caption description\" class=\" inline-layout\"><span class=\"caption-text\">The original Colossus &#8216;super&#8217; computer wasn&#8217;t <em>quite<\/em> as energy hungry as the new one <\/span><span class=\"credit\" itemprop=\"copyrightHolder\">(Image credit: The National Archives (United Kingdom), FO850\/234.)<\/span><\/figcaption><\/figure>\n<p>SLEC goes on to criticise xAI&#8217;s approach to the Colossus project: &#8220;From the beginning, the company operated with a stunning lack of transparency that left impacted communities in the dark. Even many Memphis city officials were unaware of the facility\u2019s plans and how it would be powered.&#8221;<\/p>\n<p>One might think that using fossil fuels is a poor choice\u2014not just because of the environmental impact but also because of the <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.wri.org\/insights\/clean-energy-progress-united-states\" target=\"_blank\">rapid rise of renewable systems<\/a>\u2014but with President Trump rolling out a raft of <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.whitehouse.gov\/presidential-actions\/2025\/01\/unleashing-american-energy\/\" target=\"_blank\">executive orders favouring the return to fossil fuels<\/a>, it&#8217;s perhaps not hard to see why xAI chose gas turbines over anything else. However, it&#8217;s unlikely to be a long-term solution.<\/p>\n<p>There is no way to avoid the huge energy demands of any data center, and it&#8217;s a problem that will only get worse, as more systems come online to meet the <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.pcgamer.com\/software\/ai\/report-estimates-ai-energy-demands-will-quadruple-in-the-next-few-years-with-some-large-planned-centres-estimated-to-use-the-equivalent-power-of-5-000-000-households\/\">AI growth targets<\/a> that Google, Meta, OpenAI, xAI, and Microsoft all have. Musk hopes to have <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.tomshardware.com\/tech-industry\/artificial-intelligence\/musks-colossus-is-fully-operational-with-200-000-gpus-backed-by-tesla-batteries-phase-2-to-consume-300-mw-enough-to-power-300-000-homes\" target=\"_blank\">Colossus expanded from 200,000 up to one million GPUs<\/a>, and no amount of gas turbines can realistically hope to cover that.<\/p>\n<p>So, xAI will have to rely on the local electricity network and battery storage systems to meet that level of demand. But that passes the problem of generating the electricity onto somebody else, and they may well resort to using fossil fuels, even if xAI doesn&#8217;t.<\/p>\n<div class=\"fancy-box\">\n<div class=\"fancy_box-title\">AI, explained<\/div>\n<div class=\"fancy_box_body\">\n<figure class=\"van-image-figure \" >\n<div class='image-full-width-wrapper'>\n<div class='image-widthsetter' >\n<p class=\"vanilla-image-block\" style=\"padding-top:56.25%;\"><img decoding=\"async\" id=\"eQ4QvnT5n24R9f4nQNq5MP\" name=\"GettyImages-1245391728.jpg\" caption=\"\" alt=\"OpenAI logo displayed on a phone screen and ChatGPT website displayed on a laptop screen are seen in this illustration photo taken in Krakow, Poland on December 5, 2022.\" src=\"https:\/\/arcader.org\/wp-content\/uploads\/2025\/05\/musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis.jpg\" mos=\"\" link=\"\" align=\"\" fullscreen=\"\" width=\"\" height=\"\" attribution=\"\" endorsement=\"\" class=\"pinterest-pin-exclude\"><\/p>\n<\/div>\n<\/div><figcaption itemprop=\"caption description\" class=\"\"><span class=\"credit\" itemprop=\"copyrightHolder\">(Image credit: Jakub Porzycki\/NurPhoto via Getty Images)<\/span><\/figcaption><\/figure>\n<p class=\"fancy-box__body-text\"><a data-analytics-id=\"inline-link\" href=\"https:\/\/www.pcgamer.com\/software\/ai\/general-intelligence-explained\/\" target=\"_blank\"><strong>What is artificial general intelligence?<\/strong><\/a><strong>:<\/strong> We dive into the lingo of AI and what the terms actually mean.<\/p>\n<\/div>\n<\/div>\n<p>If you don&#8217;t use or have no interest in Grok, you might think that this has no real impact on PC gaming. However, it&#8217;s worth noting that AMD, Intel, and Nvidia are all heavily invested in building and using data centers to train and run AI inference for their graphics technologies. In the case of the latter, Team Green ran such a system <a data-analytics-id=\"inline-link\" href=\"https:\/\/www.pcgamer.com\/hardware\/graphics-cards\/turns-out-theres-a-big-supercomputer-at-nvidia-running-24-7-365-days-a-year-improving-dlss-and-its-been-doing-that-for-six-years\/\" target=\"_blank\">flat-out for six years<\/a>, just to improve DLSS.<\/p>\n<p>While Nvidia&#8217;s center is unlikely to have anything near the same energy demands as Colossus, it&#8217;s a reminder that the cost of sustaining the growth of AI is more than mere dollars. Energy and the environment have a sizeable share of the bill, too.<\/p>\n<\/article>\n<p><a href=\"https:\/\/www.pcgamer.com\/software\/ai\/musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis\/\">Source<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>If you&#8217;ve been keeping your finger on the pulse of AI developments, you&#8217;ll know that there&#8217;s growing concern about meeting the power demands of the data centers that train and run AI inference. Elon Musk&#8217;s Colossus supercomputer that powers Grok, xAI&#8217;s alternative to ChatGPT, tackles this by using over 30 methane gas turbine stations, but the construction has incurred fierce criticism over its impact on local air quality. When Colossus fired up for the first time last year, it was already making headlines. Partly because it took a mere three months to build, but also because its appetite for water and electricity was raising eyebrows. In the case of the latter, the system uses anywhere between 50 and 150 MW of power, and in order&hellip;<\/p>\n<p class=\"excerpt-more\"><a class=\"blog-excerpt button\" href=\"https:\/\/arcader.org\/news\/musks-colossus-data-center-for-grok-is-at-the-centre-of-an-environmental-row-over-air-quality-in-south-memphis\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":1,"featured_media":1198805,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[336],"tags":[1997,1622],"class_list":["post-1198804","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pc-gamer","tag-ai","tag-software"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Musk&#039;s Colossus data center for Grok is at the centre of an environmental row over air quality in South Memphis | Arcader 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