Flare Gas Mining

Flare gas mining places Bitcoin miners directly at oil and gas wellheads, running them on electricity produced from associated gas that operators would otherwise burn off in a flare or release to the atmosphere. Oil extraction often brings up natural gas as a byproduct, and where no pipeline exists to carry it to market, that gas is flared for safety and pressure management. Industry estimates put global flaring at well over 100 billion cubic meters annually, representing both wasted energy and significant emissions.

How the setup works

A modular generator or gas engine sits beside the well and combusts the captured gas to produce on-site electricity. That power feeds containerized ASIC miners co-located at the pad. Because mining is a fully interruptible, location-flexible load, it can be deployed wherever stranded gas exists without waiting for grid interconnection or pipeline buildout. When the well's gas profile changes, the equipment can be relocated.

Emissions consideration

Compared with an open-air flare, an enclosed gas engine generally achieves more complete methane combustion, which proponents cite as a reason the approach can reduce methane slip relative to routine flaring. The net climate effect depends heavily on baseline practice, engine efficiency, and whether the gas would otherwise have been captured. These claims are contested in the literature and the figures vary by study and site.

Flare gas mining is one of several approaches that treat mining as a flexible buyer of otherwise-wasted energy. For related concepts, see our entries on landfill gas mining and solar-powered mining.

Model stranded-gas economics in the ROI calculator.