Old Oil and Gas Wells Could Find Second Life Producing Clean Energy
Abandoned oil and gas wells across the United States may be repurposed to generate geothermal energy, offering a potential solution to both pollution and clean energy needs. States like Oklahoma, Alabama, North Dakota, and Colorado are advancing legislation and studies to explore converting these wells into sources of carbon-free power. While the idea is promising, technical and financial challenges remain before widespread implementation can occur.
- ▪Millions of inactive oil and gas wells across the U.S. are leaking methane and contaminating groundwater, with many having no clear owner.
- ▪Oklahoma has identified over 20,000 abandoned wells, and plugging them all could take 235 years and hundreds of millions of dollars.
- ▪States including Oklahoma, Alabama, North Dakota, and Colorado are passing laws or launching studies to evaluate the feasibility of converting old wells for geothermal energy or carbon sequestration.
- ▪The Well Repurposing Act in Oklahoma and similar laws in New Mexico aim to turn orphaned wells into revenue-generating clean energy assets.
- ▪Geothermal energy is gaining bipartisan support due to its potential to provide reliable, carbon-free power using existing subsurface data from oil and gas operations.
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Maria GallucciScienceMay 16, 2026 7:00 AMOld Oil and Gas Wells Could Find Second Life Producing Clean EnergyStates across the US are looking to take major sources of pollution and use them to generate much-needed power.Photograph: Feifei Cui-Paoluzzo/Getty ImagesCommentLoaderSave StorySave this storyCommentLoaderSave StorySave this storyAs states seek out much-needed supplies of clean, reliable energy, some are looking to an unconventional source: abandoned oil and gas wells harnessed for geothermal heat.Millions of inactive wells are littered across the United States, the relics of earlier eras of fossil fuel production. A large number of the sites have no official owner, and many are still polluting groundwater and leaking heat-trapping methane.
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