Hermosa Mine proposal: water impacts fact sheet

October 28, 2014 • Earthworks

Accompanies the full report


The Hermosa Mine Proposal: Potential impacts to Patagonia’s water supply

October 28, 2014 • Pete Dronkers

The 4,000-foot wide and 1,500-foot deep open-pit silver and manganese mine proposed by Wildcat Silver in southeastern Arizona threatens both the quantity & quality of area water supplies.

Media Releases

Mine proposal could deplete southeast Arizona town’s drinking water aquifer

October 28, 2014 • Earthworks

Patagonia – The Hermosa silver mine proposed inside Patagonia, Arizona’s Municipal Supply Watershed could deplete the town’s drinking water and perpetually contaminate area groundwater with acid mine drainage, according to a new peer-reviewed report. Reviewed by a USGS scientist and released by the Patagonia Area Resource Alliance and Earthworks, the study also concludes that drinking water wells of surrounding residents are also threatened.


Comments on Draft EA, Hermosa Drilling Project

April 11, 2014 • Earthworks et al.

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