San Miguel Electric Plant has 25 groundwater monitoring wells, 25 of which have been polluted above federal advisory levels based on samples collected between January 10, 2017 and August 24, 2017. Groundwater at this site contains unsafe levels of lithium, sulfate, boron, beryllium, cadmium, selenium, cobalt, thallium, arsenic, radium, fluoride and mercury.Site description
The San Miguel Electric Plant is owned by the San Miguel Electric Cooperative, Inc. San Miguel is located in South Central Atascosa County in Christine, Texas. San Miguel’s 2016 Inspection Report states the Equalization Pond, Ash Pond, and Ash Pile as lined disposal areas regulated under the federal coal ash rule. The ponds are 25 acres, 26 acres, and one acre in size, as of 2016.
For more information on the San Miguel Electric Plant, see EIP's report, America's Top Power Plant Toxic Air Polluters.
For more information about Texas Coal Ash, see Earthjustice's fact sheet, Texas and Coal Ash Disposal in Ponds and Landfills.