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Permitting Forms & Reports

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Criteria, Sample Testing, & Laboratory Reporting Information

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Other Information 

  • DNR Water/Wastewater Operator Certification Webpage
    Information on wastewater operator certification, including the operator certification database and training calendar.
  • Clean Water State Revolving Fund Webpage
    Information on Iowa State Revolving Fund (CWSRF) loans.
  • Rural Community Sewers Webpage
    Disadvantaged community qualification information and forms, and information on rural communities and funding options for these communities.
  • WWPIE Online Permit System
    View current individual permits, draft permits, and draft amendments; sign up for permit issuance notifications; or find out which permit writer is working on the reissuance of a certain individual permit.
  • npdes.mail@dnr.iowa.gov
    Email address for all NPDES mail except permit applications.
  • Iowa DNR Payment Portal
    Submit annual, application, and amendment fee payments for individual NPDES and operation permits.
  • Wastewater Listserv
    Sign up to receive updates on stakeholder meetings, wastewater rulemaking, general permit reissuances, Clean Water State Revolving Fund intended use plan revisions and meetings, operator trainings, and other news regarding the Iowa DNR's wastewater program.
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Municipal Permit Application Tutorial

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