7-10-23 Attachment BSenate Bill 64Compliance StrategyUpdateEngineering DepartmentJuly 10, 2023Attachment B to 7-10-23 Minutes
Senate Bill 64 Summary•Signed by the Governor (2021‐168 Laws of Florida) and encoded in 403.064, F.S.•Enacted by the Legislature in recognition of potential shortages of potable water in Florida in the future•Intent is to push communities to reuse treated effluent for irrigation and as a source of potable water•Requires that disposal of treated effluent to surface waters be terminated by Jan 2032•Limited wet weather discharges will still be allowed•Required COAB to submit a compliance plan in Nov 2021Attachment B to 7-10-23 Minutes
Current Practice for Effluent Disposal•WWTF is permitted to discharge up to 3.5 million gallons per day (MGD) of highly treated effluent to the St. Johns River•Effluent flow from the WWTF average 1.9 MGD•0.4 MGD used for irrigation at ABCC•1.5 MGD discharged to the St. Johns RiverAttachment B to 7-10-23 Minutes
Current Practice for Effluent DisposalAttachment B to 7-10-23 Minutes
Compliance Options•We are essentially built‐out and options are limited•Options staff are evaluating include:oExpanding the Reclaimed Water System for IrrigationoReducing flows to the WWTF:•Potable Water Conservation•Sewer System RehabilitationoDeep Well InjectionoReuse Effluent for Potable WateroPartner with JEA – Bulk transfer of reclaimed/raw wastewater or franchise agreement for operationsAttachment B to 7-10-23 Minutes
Potential Compliance Costs•Costs are Rough Order of Magnitude only•No option proven feasible yetEffluent Diversion OptionEst. Capital Cost($)Est. Annual O&M($)Reuse System Expansion(Neighborhoods, NS Mayport)$30M $6MReuse System Expansion(Send to JEA)$15M $6MDeep Well Injection$32M $6MBulk Wastewater Transfer to JEA$50M $4MJEA Franchise AgreementLimited $0MAttachment B to 7-10-23 Minutes
Path Forward•Clock is ticking toward January 2032•Expect Legislature to extend deadline, but no guarantees•Continue fleshing out all available options•Continue coordination with Beaches Communities & JEA•Develop Implementation Schedule to meet Jan 2032 Deadline•Provide progress report to Commission by April 2023Attachment B to 7-10-23 Minutes