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The term creosote has a broad range of definitions depending on the origin of the coal tar oil and end-use of the material. With respect to wood preservatives, the United States Environmental Protection Agency (EPA) considers the term creosote to mean a pesticide for use as a wood preservative meeting the American Wood Protection Association (AWPA) Standards P1/P13 and P2. [6]
It was soon discovered to be creosote, which is considered a hazardous chemical. This brought attention to the EPA of the issues left behind from the Federal Creosote Site. They started to test the surrounding areas and found creosote in 31 of the 137 homes. In response, by 1998 the site was proposed to the National Priorities List by the EPA.
This list of mines in Mexico is subsidiary to the list of mines article and lists working, defunct and future mines in the country and is organised by the primary mineral output. For practical purposes stone, marble and other quarries may be included in this list.
Blackbird Mine: Lemhi: Groundwater, surface water, soil and sediment contamination by copper, cobalt and arsenic. Acid rock drainage from mine tunnels and waste has decreased water quality in local creeks, affecting chinook salmon and other threatened and endangered species. [10] [11] 05/10/1993 – – – –
Planchas de Plata (Spanish for slabs of silver), sometimes called Bolas de Plata (balls of silver) is a historic silver-mining district near Nogales, Sonora, Mexico, and a few miles south of the border with the US state of Arizona. Native silver was discovered here in 1736 by Antonio Siraumea, a Yaqui Indian, on the Rancho Arizona of Bernardo ...
The exploration was suspended in 1997 but resumed in 2002 when Western Silver took over. A significant polymetallic deposit was discovered in 2006 and construction of the mine began in 2007, the first concentrates were produced in October 2009, and commercial production began in 2010. [4]
MEXICO CITY (Reuters) -Mexican authorities have located three bodies in the state of Baja California where two Australians and one American were reported missing, according to two sources with ...
The Raton Basin is a geologic structural basin in southern Colorado and northern New Mexico. It takes its name from Raton Pass and the town of Raton, New Mexico. In extent, the basin is approximately 50 miles (80 km) east-west, and 90 miles (140 km) north-south, in Huerfano and Las Animas Counties, Colorado, and Colfax County, New Mexico.