AIR QUALITY PERMIT NOTICE / NOTICE OF APPLICATION

AIR QUALITY PERMIT NOTICE Notice of Application Notice is given that EnerVest Operating, LLC has applied to the West Virginia Department of Environmental Protection, Division of Air Quality, for a General Permit Registration for a Natural Gas Compressor and Dehydration unit located on Kopperston Road, near Kopperston, in Wyoming County, West Virginia. The latitude and longitude coordinates are: Latitude: 37.738481 Longitude: -81.572895. The applicant estimates the potential to discharge the following Regulated Air Pollutants will be: PM (0.069 TON/YR), PM10 (0.067 TON/YR), VOC (0.366 TON/YR), CO (2.94 TON/YR), NOx (54.318 TON/YR), SO2 (0.004 TON/YR), HAPS (0.294 TON/YR). Startup of operation is planned to begin on or about the 15th day of October, 2015. Written comments will be received by the West Virginia Department of Environmental Protection, Division of Air Quality, 601 57th Street SE, Charleston, WV 25304, for at least 30 calendar days from the date of publication of this notice. Any questions regarding this permit application should be directed to the DAQ at (304) 926- 0499, extension 1250, during normal business hours. Dated this the 2nd day of September, 2015. By: EnerVest Operating, LLC James McKinney Senior Vice President and General Manager EVOC 300 Capitol Street, Suite 200 Charleston, WV 25301 9-7-MON-1-RH; L 3393