Indiana agency issues air permit for Sun Energy Group coal mine

The Indiana Office of Air Quality on May 28 approved for Sun Energy Group LLC an air permit for the Hilsmeyer #1 mine and related facilities in Dubois County.

“The maximum coal throughput of the Air Table (EU7) shall not exceed 1,051,200 tons per twelve (12) consecutive month period, with compliance determined at the end of each month,” the approval noted.

The following are the new emission units:

  • One  truck unloading operation with a maximum capacity of 120 tons per hour.
  • One Hopper with a maximum capacity of 120 tons per hour, no control, and exhausting to atmosphere.
  • One Raw Coal Storage Area with a maximum capacity of 120 tons per hour.
  • One Screen with a maximum capacity of 350 tons per hour, no control, and exhausting to atmosphere.
  • One enclosed Rotary Breaker with a maximum capacity of 350 tons per hour, no control, and exhausting to atmosphere.
  • One Air Table (Coal Separator) with a maximum capacity of 120 tons per hour, using a cyclone and baghouse as control, and exhausting to atmosphere.
  • One Clean Coal Storage Area with a maximum capacity of 120 tons per hour.
  • One truck loading operation with a maximum capacity of 120 tons per hour.
  • Seven Product Conveyors with a maximum capacity of 120 tons per hour, each, no control.
  • The Hilsmeyer mine #1 itself.

The U.S. Mine Safety and Health Administration database shows Sun Energy Group, controlled by Robert E. Childress and Loyd J. Cole, with three listed surface mines in Indiana. The Gray #1-Blackfoot #5 mine and Hilsmeyer #2 mine are classified as temporarily idled, while the Hilsmeyer Mine is considered active, with production of 43,879 tons in the first quarter of this year and 178,354 tons in all of 2014.

About Barry Cassell 20414 Articles
Barry Cassell is Chief Analyst for GenerationHub covering coal and emission controls issues, projects and policy. He has covered the coal and power generation industry for more than 24 years, beginning in November 2011 at GenerationHub and prior to that as editor of SNL Energy’s Coal Report. He was formerly with Coal Outlook for 15 years as the publication’s editor and contributing writer, and prior to that he was editor of Coal & Synfuels Technology and associate editor of The Energy Report. He has a bachelor’s degree from Central Michigan University.