On May 8, 2013, Region 10 filed a Consent Agreement and Final Order (CAFO) with Cougar Den, Inc. Cougar Den, Inc. owns and operates an underground injection well located at the retail gasoline service station, Cougar Den, located in White Swan, Washington on the Yakama Indian Reservation. The injection well is an endangerment to an underground source of drinking water because it disposes of untreated fluids collected through open drains located on the facilityÂs fueling pad that may contain contaminants in concentrations which exceed the Maximum Contaminant Levels established in the primary drinking water regulations. The CAFO requires Cougar Den, Inc. to close the injection well per EPA requirements by June 30, 2013. The CAFO requires Cougar Den Inc. to pay a $11,991 penalty for the period in which the well endangered an underground source of drinking water.