San Miguel Electric Plant has 26 groundwater monitoring wells, 26 of which have been polluted above federal advisory levels based on samples collected between May 24, 2016 and August 21, 2019. Groundwater at this site contains unsafe levels of sulfate, lithium, boron, beryllium, cobalt, cadmium, arsenic, selenium, thallium, radium, fluoride, mercury, molybdenum and antimony.Site description
The San Miguel Electric Plant is owned by the San Miguel Electric Cooperative, Inc and went into service in 1982. San Miguel is located in South Central Atascosa County in Christine, Texas. San Miguel’s 2016 Inspection Report lists the Equalization Pond, Ash Pond, and Ash Pile as disposal areas regulated under the federal coal ash rule. These disposal areas are 25 acres, 26 acres, and one acre in size.
You can find the industry reported data here. For more information on San Miguel Electric Plant, see EIP's reports, America's Top Power Plant Toxic Air Polluters, Groundwater Contamination from Texas Coal Ash Dumps and EIP's 2019 National Coal Ash Report Coal's Poisonous Legacy.
For more information about Texas Coal Ash, see Earthjustice's factsheet, Texas and Coal Ash Disposal in Ponds and Landfills.