Onsite Sewage Disposal (OSDS) Survey and Assessment Studies
The Onsite Wastewater Treatment Survey and Assessment provides guidance as to the various treatment and disposal systems that are currently available and to describe their advantages and constraints so that those involved in the selection, design, construction, operation, maintenance, and permitting of these facilities can make informed decisions.
- 2008 Onsite Wastewater Treatment Survey and Assessment
- Island Specific Studies:
- Oahu: 2009 Human and Environmental Risk Ranking of Onsite Sewage Disposal Systems
- Hawaii: 2012 Condition Assessment Survey of Onsite Sewage Disposal Systems (OSDS) in Hawaii
- Kauai, Molokai, Maui, Hawaii: 2014 Human Health and Environmental Risk Ranking of On-Site Sewage Disposal Systems for the Hawaiian Islands of Kauai, Molokai, Maui, and Hawaii