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Comprehensive Plan <br />• Health and safety <br />Sanitary Sewer Sub -Element <br />o Poor quality of septic t -an —,s stem effluent compared to wastewater treatment plant <br />effluent. <br />o High--risl&7Potential fore€ groundwater contamination and spread of communicable <br />disease. <br />o Cost and insufficiency of monitoring process. <br />o Inappropriate septage disposal. <br />• Environmental Consideration <br />o Groundwater contamination. <br />o LeaeheAe to • *ee-p bed es-Materbody contamination. <br />For those reasons, there is a need to expand the regional wastewater treatment system to areas <br />where existing or future land uses, soil and groundwater conditions, proximity to surface water <br />bodies, and/or lot size make continued use of septic systems unacceptable due to increased health <br />and groundwater contamination risks. <br />With this h ..,:..a, The county should always -allow the voluntary expansion of the regional <br />sanitary sewer system to existing developments within the urban service area. Additionally, the <br />county must determine under what conditions to impose retrofitting on existing development <br />especially areas that impact the Indian River Lagoon and' areas significantly less than 1/a acre in <br />size. Some parcels recorded -anor platted prior to. 1972 are only 0.11 acres making it difficult to <br />repair septic systems to code. —As indicated in the finance section of this element, a major <br />portion of the cost of service expansion to existing subdivisions is funded through assessments. <br />In the past, some residents have objected to the costs of such assessments, often citing an <br />inability to pay. <br />than 1/2 aer-e m4y be se"ed �y se0fie tank systems without signifleahtly iner-easing health an <br />gfeundwater- eentaminafien risks. Therefore, expanding the system to inelude all e*isfing <br />Community Development Department Indian River County 33 <br />Appendix A <br />