IPP Regulations and Permit Criteria

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Discharge Permit Criteria

Businesses that meet any of the following criteria must obtain a wastewater discharge permit:

  • Any non-domestic user who discharges other than sanitary domestic waste must at least apply for a discharge permit (e.g.; automotive shop, grocery store, medical clinic, photo processor/finisher)
  • Discharges of process wastewater exceeding 25,000 gallons per day (excluding domestic wastewater)
  • Classified as a "Categorical User" in accordance with the Categorical Listing established by the EPA (40 CFR Chapter 1, Subchapter N, Parts 405-471 - link redirects to EPA website)

In addition, a wastewater discharge permit from the IPP may be required for non-domestic discharges of a special nature as determined by the IPP. All questions regarding the need for a permit should be directed to the IPP at at (541) 322-6348. 

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