Clean Water Branch

NPDES General Permits (HAR, Chapter 11-55, Appendices B through L)
The Department of Health (DOH), Clean Water Branch (CWB) has adopted the NPDES General Permits as Appendices to the Hawaii Administrative Rules (HAR), Chapter 11-55.  If you would like to request coverage under one (1) of these NPDES General Permits, you are required to:

1. Download, read, and understand the NPDES General Permit for which you would like to request coverage. Please see below for the NPDES General Permits with Standard General Permit Conditions.

• (EXPIRED) HAR 11-55, Appendices B and A – NPDES General Permit Authorizing Discharges of Storm Water Associated with Industrial Activities (Expired December 5, 2017)
• HAR 11-55, Appendices C and A – NPDES General Permit Authorizing Discharges of Storm Water Associated with Construction Activities (Expires February 8, 2024)
• HAR 11-55, Appendices D and A – NPDES General Permit Authorizing Discharges of Treated Effluent from Leaking Underground Storage Tank Remedial Activities (Expires July 12, 2023)
• HAR 11-55, Appendices E and A – NPDES General Permit Authorizing Discharges of Once Through Cooling Water Less Than One (1) Million Gallons Per Day (Expires July 12, 2022)
• HAR 11-55, Appendices F and A – NPDES General Permit Authorizing Discharges of Hydrotesting Waters (Expires July 12, 2022)
• HAR 11-55, Appendices G and A – NPDES General Permit Authorizing Discharges Associated with Construction Activity Dewatering (Expires July 12, 2022)
• HAR 11-55, Appendices H and A – NPDES General Permit Authorizing Discharges of Treated Process Wastewater Associated with Petroleum Bulk Stations and Terminals (Expires July 12, 2023)
• HAR 11-55, Appendices I and A – NPDES General Permit Authorizing Discharges of Treated Process Wastewater Associated with Well Drilling Activities (Expires July 12, 2023)
• HAR 11-55, Appendices J and A – NPDES General Permit Authorizing Occasional or Unintentional Discharges from Recycled Water Systems  (Please contact the DOH, Wastewater Branch at 808-586-4294 if you wish to be covered under this NPDES General Permit.)
• (EXPIRED) HAR 11-55, Appendices K and A – NPDES General Permit Authorizing Discharges of Storm Water and Certain Non-Storm Water Discharges from Small Municipal Separate Storm Sewer Systems (Expired December 5, 2016)
• HAR 11-55, Appendices L and A – NPDES General Permit Authorizing Discharges of Circulation Water from Decorative Ponds or Tanks (Expires February 8, 2024)

2. Determine if your project/activity and your organization will comply with every requirement in the applicable NPDES General Permit.
3. Only after you determine that you can comply and you understand your responsibilities and legal obligations, you may submit the CWB NOI Form through the e-Permitting Portal website at: https://eha-cloud.doh.hawaii.gov/epermit/.  You will be asked to do a one-time registration to obtain your login and password.  After you register, click on the Application Finder tool and locate the “CWB NOI Form.”  Follow the instructions to complete and submit this form.

If you have any questions, please download and read the Frequently Asked Questions (FAQs) before contacting the DOH-CWB.  If you do not see an answer to your specific question in the FAQs, please contact the DOH-CWB, Engineering Section at (808) 586-4309.

• FAQs (Updated 8/9/18)

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NPDES Pesticides General Permit The Department of Health (DOH) issued an NPDES General Permit to authorize point source discharges from the application of pesticides (including insecticides, herbicides, fungicides, rodenticides, and various other substances to control pests) to State waters.  This NPDES Pesticides General Permit is in Hawaii Administrative Rules (HAR), Chapter 11-55, Appendix M.  Please see below for HAR 11-55, Appendix M (effective July 13, 2018) and the Standard NPDES General Permit Conditions.

• HAR 11-55 Appendix M

To request coverage under this NPDES General Permit, you must submit the CWB NOI Form M through the e-Permitting Portal website at:  https://eha-cloud.doh.hawaii.gov/epermit/.  You will be asked to do a one-time registration to obtain your login and password.  After you register, click on the Application Finder tool and locate the “CWB NOI Form M.”  Follow the instructions to complete and submit this form.