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Sewer Gas Documents and Maps, Former Amphenol Site, Franklin, Indiana

 For more information, see Amphenol/Franklin Power Products in Franklin, Ind.

  • Study Area Sewer Gas Analytical Results Table (pdf) (116.24 KB, September 28, 2018)
  • Draft Sewer Gas Addendum Analytical Results Table (pdf) (116.24 KB, November 6, 2018)
  • Draft 111-TCA Sewer Gas Isoconcentration Figure Inclusive of Addendum (pdf) (1.06 MB, November 19, 2018)
  • Draft PCE Sewer Gas Isoconcentration Figure Inclusive of Addendum (pdf) (1.06 MB, November 19, 2018)
  • Draft TCE Sewer Gas Isoconcentration Figure Inclusive of Addendum (pdf) (1.07 MB, November 19, 2018)
  • Figure of Sewer Manholes Sampling Locations Amphenol Sewer Gas VI Investigation Extended Study (pdf) (163.61 KB, October 17, 2018)
  • Figure of Amphenol Sewer Gas VI Investigation Extended Study (pdf) (125.16 KB, October 17, 2018)
  • EPA Approval of the Sewer Gas Investigation Work Plan Addendum (pdf) (105.28 KB, October 19, 2018)
    EPA Approval of the Sewer Gas Investigation Work Plan Addendum
  • Amphenol Sewer Gas VI Investigation Extended Study Area Work Plan (pdf) (1.88 MB, October 17, 2018)
  • EPA Conditional Approval Amphenol Sewer Gas Sampling Work Plan (pdf) (173.41 KB, September 13, 2018)
  • Study Area Sewer Gas Vapor Intrusion Work Plan (pdf) (3.27 MB, September 10, 2018)

EPA in Indiana

  • Hot Topics in Indiana
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  • Amphenol/Franklin Power Products in Franklin, Ind.
  • Air Standards Delegations in Indiana
    • Indiana (Part 60) NSPS and (Part 61) NESHAP Delegations
    • Indiana (Part 63) MACT Standards Delegations
Contact Us About EPA in Indiana
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Last updated on April 28, 2025
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