EARTHQUAKES: SandRidge agrees to shutter some Okla. disposal wells

Oklahoma oil and gas officials yesterday reached a settlement with SandRidge Energy Inc. to shut down several disposal wells in an earthquake-prone area of the state. The agreement avoids a courtroom standoff between SandRidge and the Oklahoma Corporation Commission (OCC) about whether the agency has the authority to shut down wells in an effort to prevent earthquakes.
via Eenews

Alberta fracking site closed after earthquake

Cracks in Conrete
An energy company has halted hydraulic fracturing at a site in northwest Alberta after the area’s largest earthquake in more than a year. Repsol Oil & Gas Canada, a subsidiary of Spanish energy company Repsol S.A., was fracking at its location near Fox Creek when the seismic activity occurred.

Fracking in Alberta: daily quakes and thirsty residents

One earthquake is recorded on average each day in a western Canadian region where companies extract oil by fracking, according to statistics published by the Canadian province’s energy regulatory agency. The Alberta Energy Regulator (AER) said Friday that in the last year alone, there were 363 tremors in and around Fox Creek, a small town of 2,000 inhabitants located 260 kilometers (160 miles) northwest of Edmonton.
via Phys

Small earthquakes shaking Oklahoma blamed on deep-injection wells

A swarm of more than 70 small earthquakes has rattled Oklahoma in the past week, raising concerns that the state’s quake problem is getting worse. The largest quake of the swarm measured magnitude 4.8, and struck around midnight Wednesday near the town of Fairview. No significant damage has been reported, although it shook pictures and crockery.

Earthquakes in Oklahoma Raise Fears of a Big One

Oklahoma was rocked Wednesday night by two of the state’s largest earthquakes in recent years, further fueling scientists’ concern that the continued burial of oil and gas wastes in seismically active areas was courting a much more powerful earthquake. The two quakes, measured at magnitudes 4.7 and 4.8, struck at 11:27 p.m.

Oklahoma shaking jumped 50% in 2015

Oklahoma earthquakes graph
The number of earthquakes in Oklahoma rose 50 percent last year, easily surpassing the record number that hit the state in 2014. Oklahoma Geological Survey (OGS) data show that the state was shaken by 881 earthquakes of magnitude 3 or greater, or an average of 2.4 per day.
via Eenews

Oklahoma averaging nearly three earthquakes per day

Watch the video Oklahoma averaging nearly three earthquakes per day on Yahoo News . Since 2008, Oklahoma has seen 300 times as many earthquakes as it did in previous decades, going from one or two a year to nearly three per day. Most geologists connect the increase with fracking.

Magnitude 4.2 Earthquake Hits North of Oklahoma City

Oklahoma earthquake
A 4.2 magnitude earthquake struck north Oklahoma City early on New Year’s Day, the latest in a series of temblors in the area in recent days that’s prompted state regulators to call for more restrictions on oil and gas operators. No injuries and only minor damage were reported with the…

Energy firms ask Oklahoma judge to toss earthquake lawsuit

Oklahoma, lawsuit
TULSA, Okla. (AP) – Two energy companies asked a judge Wednesday to throw out a lawsuit by an Oklahoma woman who claims she was injured in an earthquake caused by the injection of wastewater deep into the ground – a long-used method to dispose of the chemical-laced byproduct of oil and gas production.

4.3 Earthquake reported near Fairview, Oklahoma

The United States Geological Survey recorded a 4.3 earthquake Saturday evening. The earthquake occurred at 7:01 P.M. 17 miles northwest of Fairview Oklahoma or 38 miles east of Woodward. The earthquake depth was a little over 1 mile. No injuries or damage has been reported.
via KOKH