Porcupine, South Dakota: Energy Resources

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<metadesc> Porcupine, South Dakota: energy resources, incentives, companies, news, and more. </metadesc>

Porcupine is a census-designated place in Shannon County, South Dakota. It falls under South Dakota's At-large congressional district.[1][2]


  1. US Census Bureau 2005 Place to 2006 CBSA
  2. 110th Congressional Districts Geographic Relationship Tables