Big Fork Ranch has 5 groundwater monitoring wells, 2 of which have been polluted above federal advisory levels based on samples collected between February 28, 2016 and January 06, 2018. Groundwater at this site contains unsafe levels of sulfate and boron.Site description
Evan and Associates Construction's Big Fork Ranch is located in Ponca City, Oklahoma. Its surface impoundments, CCR Cell Nos. 3 & 8 are regulated by the CCR rule. You can find the industry-reported data here. For more information on the Big Fork Ranch, see EIP’s 2019 National Coal Ash Report .