Hawaii NPDES Permits
EPA's Pacific Southwest (Region 9) issues all NPDES permits for any discharges into federal ocean waters in Hawaii. All other NPDES permits are issued by the Hawaii Department of Health. See the table below for final and draft permits issued by EPA.
For State-Issued Permits: Hawaii Department of Health Clean Water BranchExit
Draft and Final NPDES Permits
The table(s) below contains all final (i.e. active) and draft (i.e. proposed) NPDES permits issued by EPA's Pacific Southwest (Region 9) within Hawaii. It includes permits for individual facilities, general permits, and stormwater permits. Click on the facility/permit name to view the permit and supporting documents.
If the “+” (plus) icon is visible in the table, click for more information.
Facility / Discharger | Location | Permit Number | Permit Status | Effective Date | Expiration Date |
---|---|---|---|---|---|
Sand Island WWTP City & County of Honolulu |
Honolulu | HI0020117 | Final 301(h) Variance Request |
11/04/1998 | 11/03/2003 |
Honouliuli WWTP City & County of Honolulu |
Ewa Beach | HI0020877 | Final 301(h) Variance Request |
06/06/1991 | 06/05/1996 |
Wake Island Air Field U.S. Air Force |
Wake Island | MW0020338 | Final | 12/01/2015 | 11/30/2020 |