Piedras Negras (Spanish pronunciation: [ˈpjeðɾas neɣɾas](listen)), is a city and capital of the municipality of the same name in the state of Coahuila de Zaragoza, Mexico, it is located in the most northeastern part of the state and has a metropolitan population of 245,155 inhabitants[1] and borders with the texan city of Eagle Pass and is connected to it through three international bridges.
History
It was founded by 34 men who would settle on the western side of the Rio Grande on June 15, 1850 as Nueva Villa de Herrera, due to the establishment of Fort Duncan on the US side. in 1880 coal reserves would be discovered and then a railway would be built between 1881 and 83 and on December 1, 1888 it would be elevated to the rank of city and would be renamed Ciudad Porfirio Díaz although after the fall of Díaz in 1911 it would be renamed to his name original.[2]
It would suffer a flood on April 26, 2004 where 31 people would die, and on April 24, 2007 it would be affected by an F4 Tornado[3] where three people would die while seven people would die in Eagle Pass, and between June 14 and 15, 2013, 10,000 houses would flooded due to the rise of the river, where there would only be one fatality.