Permittee Resources

Permitting Forms & Reports

• Discharge Monitoring Report (DMR) Forms Webpage
  Contact information for obtaining and submitting permit-specific electronic DMRs.
• Instructions for Filing an eDMR
  DMRs are also known as Monthly Operation Reports or MORs. All DMRs must be emailed to the Iowa DNR Field Offices.
• NPDES Application Forms Webpage
  Paper permit application forms and instructions for individual municipal, industrial, and semipublic NPDES permits.
• npdes.permit.application@dnr.iowa.gov
  Email address for permit applications and other application materials.
• Bypass Report Form
  Within five days of a bypass, a written report describing the bypass must be submitted to the appropriate DNR Field Office. This form can used as the written report.
• Treatment Agreements Webpage
  Information on significant industrial users, treatment agreement requirements, and forms.
• Individual NPDES Permit Amendment Online Request Form
  Request a permit amendment using a google form. Additional supporting documentation and the amendment fee can be submitted after the form is completed.
• Temporary and Limited Degradation Online Request Form
  Submit a request for Temporary and Limited Degradation using a google form. Additional supporting documentation can be submitted after the form is completed.
• Antidegradation Webpage
  Information on antidegradation and how to conduct an antidegradation analysis.

Criteria, Sample Testing, & Laboratory Reporting Information

• Bacteria Sampling Webpage
  Information on how to sample treated effluent for bacteria, how to calculate a geometric mean, and a geometric mean calculator.
• Chloride Fact Sheet
  Information on Iowa's chloride water quality standards.
• Chloride Limits Toolbox
  Guidance and options for meeting chloride limits.
• 40 CFR Part 136 Table II
  Link to a pdf version of Table II, Required Containers, Preservation Techniques, and Holding Times, from 40 CFR Part 136.
• Certified Laboratories Facility Search
  Find a certified laboratory in Iowa using the search function on the State Hygienic Laboratory website.

• 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.
• 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.
• 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.

Municipal Permit Application Tutorial