THE DEFENDANTS IN THIS REFERRAL, NATURAL GAS PIPELINE CO., HIGH PLAINS GATHERING SYSTEM, LLC, AND COLORADO INTERSTATE GAS COMPANY, CONSTRUCTED AND/OR OPERATED A NATURAL GAS COMPRESSOR STATION LOCATED IN EASTERN COLORADO WITHOUT OBTAINING THE NECESSARY PREVENTION OF SIGNIFICANT DETERIORATION (PSD) PERMITS. EPA PROPOSES TO RESOLVE THIS CASE VIA A CONSENT DECREE CALLING FOR CIG TO OBTAIN THE NECESSARY PERMIT AND COMPLY WITH ALL PSD REQUIREMENTS, HIGH PLAINS TO WITHDRAW ITS STATE CONSTRUCTION PERMITS OR OBTAIN THE NECESSARY PSD PERMIT, AND ALL THREE COMPANIES TO PAY A MINIMUM CIVIL PENALTY OF $976,935 ALLOCATED AS FOLLOWS: NATURAL GAS PIPELINE CO - $793,934 HIGH PLAINS - 133,760 CIG - 49,241