24 Apr '15, 8am

Wastewater Disposal Linked to Earthquakes

Wastewater Disposal Linked to Earthquakes

For years, Oklahoma officially didn't connect the underground disposal of huge amounts of wastewater from oil and gas wells and a mushrooming number of earthquakes that caused millions of dollars in damages. That's just changed. The state's energy and environment office has unveiled a new website cataloging the rising number of earthquakes and attributing a majority of them in central and north-central Oklahoma to the injection of wastewater into disposal wells. "We know that Oklahoma experienced 109 magnitude 3+ earthquakes in 2013 and five times that amount in 2014," the website says. "The pace of earthquake activity has accelerated this year. The current average rate of earthquakes is approximately 600 times historical averages." Although the state has "historically experienced some level of seismicity," it adds, the Oklahoma Geological Survey now believes the rising nu...

Full article: http://www.greenbuildingadvisor.com/blogs/dept/green-buil...

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