Clean Water Branch
Environmental Management Division
State Department of Health
919 Ala Moana Blvd., Room 301
Honolulu, HI 96814-4920
NPDES GENERAL PERMIT AUTHORIZING DISCHARGES OF STORM WATER
(CHAPTER 11-55 APPENDIX B), effective December 6, 2013 through December 6, 2017.
The permittee shall collect samples for analysis from a discharge resulting from a representative storm. A representative storm means a rainfall that accumulates more than 0.1 inch of rain and occurs at least seventy-two hours after the previous measurable (greater than 0.1 inch) rainfall event.
Magnitude: greater than 0.1 inches of rainfall
Interval Between Storms: at least 72 hours between measurable events