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EXHIBIT#A <br /> Work Order Number 8 <br /> Industrial Wastewater Facility Permit Renewal <br /> for <br /> South Oslo Rd RO Water Treatment Plant <br /> PROJECT UNDERSTANDING <br /> Indian River County Utilities (IRCU) owns and operates a reverse osmosis (RO) water <br /> treatment plant currently rated at 8.57 mgd maximum daily flow with an industrial <br /> wastewater facility permit for demineralized concentrate disposal rated for 1.2 mgd <br /> average daily flow, or 1.5 mgd maximum daily flow. The existing industrial wastewater <br /> facility permit 31-FL0037940-006 expires May 6, 2017, and IRCU desires to renew the <br /> operating permit in a timely manner. The renewal application and fees are due to be <br /> submitted to FDEP Southeast District 180 days in advance, or by November 7,2016. <br /> The facility includes a new Algal Turf Scrubber system which includes up to 10 mgd of <br /> stormwater pumped from South Relief Canal, comingled with RO plant concentrate which <br /> trickles over a 4.6 acre treatment area prior to discharging to Sub-Lateral J-1 canal. Various <br /> monitoring locations throughout the treatment system are included with monthly and/or <br /> quarterly monitoring. A 1.15 acre final polishing man-made wetland is used to treat the <br /> ATS treated blend water before discharging to the Sub-Lateral J-1 canal. A return(recycle <br /> forcemain) allows reuse of effluent to hydrate the ATS in the event South Relief canal <br /> supply water is not available for use. All surface waters' used for stormwater supply and <br /> discharge of treated effluent are considered Class III fresh surface water, and therefore <br /> require freshwater species (fathead minnows & daphnia water fleas) for chronic toxicity <br /> testing. <br /> The following scope of services consists of preparing and submitting an operating petniit <br /> renewal and responding to requests for additional information from the Florida Department <br /> of Environmental Protection. <br /> SCOPE OF SERVICES <br /> The scope of services will consist of collecting and reviewing the existing operating data <br /> since the last renewal (5-years) and implementation of the Algal Turf Scrubber(ATS) <br /> system,preparation and submittal of permit application including existing information <br /> furnished by IRCU which will be updated as part of the application package, concentrate <br /> water quality, and responding to FDEP requests for additional information(RFI). <br /> Consultant will attend a kick-off meeting to discuss the operation of the new treatment <br /> system since the previous permit renewal, collect data, and discuss potential revisions to <br /> the permit through the application renewal. Consultant will conduct a site visit with <br /> operations staff to review the operation of the existing ATS and stormwater pump station, <br /> K:\WPB Civi1\044572030-IRCU Oncall\Scope\South County Demineralization Permit Renewal 2016 REV2.docx <br /> Page 1 of 3 <br />