EPA settled an administrative penalty action against CSG Holdings, Inc. (formerly known as Columbia Sand & Gravel, Inc.) (CSG Holdings) for unpermitted discharges of contaminated storm water and process wastewater into Beaver Brook and the Connecticut River. The company also failed to prepare and implement a Spill Prevention, Control, and Countermeasure Plan in violation of the Clean Water Act. CSG Holdings operated a sand and gravel mining facility in Columbia, New Hampshire until May 2011 when it sold the facility to Pike Industries, Inc. The facility is subject to the Multi-Sector General Permit. The consent agreement and final order (CAFO) requires Respondent to pay a civil penalty of $150,000.