HI HB379

Requires newly installed or modified individual wastewater systems located within 200 feet of a shoreline to include denitrification capacity

Defines "denitrification capacity" as meeting National Sanitation Foundation and American National Standards Institute standard 245 certification for on-site residential wastewater treatment

Adds new section to Chapter 342D (Water Pollution) of Hawaii Revised Statutes, Part III

Intended to protect nearshore waters and coral reef systems from wastewater pollutants, citing 2023 Nature study showing pollutant-free reefs recover better from ocean warming

Effective date of July 1, 3000 (placeholder date indicating further negotiation needed)