S.H. Gould established the mine in 1906 but declared bankruptcy by 1915. The 350 foot-deep-shaft reportedly produced 45,000 ...

With over 500 abandoned ... at the Quivira Mines site and ensure safe disposal to safeguard future generations.” Arlyssa D. Becenti covers Indigenous affairs for The Arizona Republic and azcentral.

President Joe Biden recently signed a bipartisan bill aimed at cleaning up abandoned mines around the country, including those in Arizona. Senator Mark Kelly was among three senators who created ...

The EPA will begin work to remove more than 1 million cubic yards of radioactive waste from sites on the Navajo Nation.