Welcome to the Iowa DNR General Permits 5, 8 & 9 Database. The database allows the public to search for authorizations and allows users to edit and submit electronic Notices of Intent (eNOIs) for Iowa NPDES General Permits 5, 8 and 9. The public may search for authorizations without creating an account. If you need to edit or submit an eNOI, you will need an account. If you have an existing account, please log in below. If you need to create an account, please use the link below.
If you have questions regarding the database, please contact the staff listed on the NPDES Databases page. For more information on General Permits 5, 8 and 9, please see the NPDES General Permits webpage.