1

Calvin Sloan – Fossil Fuel Industry Has Known Since 1967 That Injection Wells Cause Earthquakes, Despite Denials

On August 9, 1967, a 5.5 magnitude earthquake struck Northglenn, a northern suburb of Denver, Colorado. The Associated Press wrote that it was “the severest earthquake ever recorded” in the city’s history. Building foundations cracked, windows broke, bricks flew off of downtown rooftops. A year later in the prominent academic journal “Science,” geophysicist J.H. Healy and his associates proposed that …