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FIRM OVERVIEW AND BACKGROUND
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<br /> ' .:1... 4 ay Technologies and Finance Research Projects
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<br /> "4" � "' - ' (' ` HAWAII DEPARTMENT OF HEALTH,WASTEWATER BRANCH,HONOLULU, HAWAII
<br /> � •` r , ap„".. ' Client Reference:
<br /> !r. k Christin Reynolds,
<br /> Fye :. '1' �. ". One World,One Water
<br /> .; ; t." ....-•-* -,--- ;, , , r 808.351.1418 / creynolds@oneworldonewater.org
<br /> Throughout Hawaii there are approximately 83,000 cesspools that
<br /> Project Highlights
<br /> release an estimated 53 mgd of wastewater to the environment.
<br /> Given that more than 90 percent of the state's drinking water supplies • Recommended technical strategies to facilitate
<br /> are from groundwater sources,cesspools pose an environmental and conversion of all cesspools by 2050.
<br /> public health risk.
<br /> • Affordability analysis of cesspool conversions
<br /> In 2017,the Hawaii State Legislature passed Act 125,which states for all four counties in Hawaii.
<br /> that by January 1,2050 all cesspools in the state of Hawaii,unless
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<br /> granted exemption,shall upgrade or convert to a septic or aerobic Coordination with various stakeholders,
<br /> treatment unit,or connect to a sewer system(Act 125,2017). including regulators,environmentalists and
<br /> Act 132 was passed in 2018 to establish a Cesspool Conversion local government.
<br /> Working Group(CCWG)to develop a long-range comprehensive • Review of potential funding sources and
<br /> plan and commission a statewide study of sewage contamination mechanisms for cesspool conversions.
<br /> in near-shore marine areas(Act 132,2018).The CCWG retained
<br /> Carollo to provide expertise regarding onsite wastewater treatment • Review of approval processes required for new
<br /> technologies and cesspool conversion funding and finance options. onsite wastewater treatment options.
<br /> • Recommendations for program development and o
<br /> Summary of Scope next steps for the cesspool conversion program. K
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<br /> Carollo's scope included an evaluation of existing and emerging < z
<br /> technologies for onsite treatment;research of applicable grants, -0 o
<br /> loans,tax credits,rebates,and other funding alternatives that Carollo completed an affordability z =
<br /> may support cesspool conversions;and development of related evaluation for cesspool conversions G-)
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<br /> materials to inform the public of both technical and financial that showed the most homeowners
<br /> options available to them.The effort also included a comprehensive K
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<br /> evaluation of practices successfully used by other states to approve would be financially burdened by zz
<br /> innovative technologies and to finance cesspool conversions. the cost of cesspool conversions. z5. c
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<br /> The effort required working closely with the CCWG,which ° ig
<br /> comprises representatives from each county,Department of Health, �„ ' °".�"; Dki
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<br /> Environmental Protection Agency,and State legislature.Additional . z
<br /> key members include individuals representing other interested • " 14
<br /> parties,such as the Surfrider Foundation,Coral Reef Alliance,and J.., z
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<br /> Hawaii Association of Realtors. ,
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<br /> CAROLLO / QUALIFICATIONS / JUNE 2024 21
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