Water Permitting Program Wastewater Facility Update Treatment for Total Nitrogen Wekiva Commission Meeting October 19, 2015 Christianne Ferraro, P.E.

Wekiva Study Area (WSA) Wastewater Treatment Update as of June 2015 Wastewater facilities >0.1 MGD in the WSA and Total Nitrogen (TN) concentrations. Wastewater Reclamation Facilities Permit Capacity (MGD) Flow Annual Average (MGD) TN Annual Average limit (mg/L ) TN Annual Average Altamonte Springs 12.50 6.23 10.0 8.5 Orange County NW 11.25 5.53 6.0/3.0 2.4 Winter Garden 4.50 2.78 6.0 4.19 Apopka R001/ R002 interim limits/ final 2.98 16.0/11.0/10.0 13.1/9.9 (*8.6) Seminole County NW (Yankee Lake) 3.50 2.2 3.0 0.76 Seminole County Greenwood Lakes 3.00 2.1 0.85 Ocoee 1.55 3.7 Wekiva Hunt Club 2.90 1.99 3.6 Mount Dora # 1 1.50 0.74 1.68 Mount Dora # 2 1.25 0.59 5.54 Eustis Eastern 0.30 0.10 8.30 Rock Springs MHP 0.15 0.14 12.1* decreasing 10/19/2015

Wekiva Study Area (WSA) Wastewater Treatment Update as of June 2015 There is currently one Reclaimed Water Distribution Facility that is physically located outside the WSA boundary that distributes reclaimed water within the WSA. Approximately 10% of current flows are reused within the WSA. Name Permit Capacity MGD Flow Annual Average MGD TN Annual Avg. limit (mg/L ) TN Annual Avg. (mg/L ) City of Orlando and Orange County Conserv II Distribution Center 71.3 34.8 10.0 8.89 10/19/2015

Wekiva Study Area (WSA) Wastewater Treatment Update as of June 2015 Wastewater Treatment Facilities that have connected to regional wastewater systems. Name County Previous Permit Capacity (MGD) Woodlands (Des Pinar) Seminole 0.500 Kelly Park Orange 0.030 Apopka Plymouth Hills Wekiva Springs State Park #1 Main Area 0.020 Forest Lake Elementary School 0.010 Zellwood Elementary School 0.009 Wekiva Springs State Park #2 Youth Camp 0.0075 441 Mobile Home Park Rock Springs Elementary School 0.005 10/19/2015

Wekiva Study Area (WSA) Wastewater Treatment Update as of June 2015 Wastewater treatment facilities 0.1 MGD capacity and less, in the secondary protection zone, must meet 10 mg/L annual average Total Nitrogen limit by April 12, 2016. Wastewater Treatment Facility County Permit Capacity (MGD) Wekiva Falls Resort Lake 0.099 Oak Springs MHP 0.095 Fairways at Mount Plymouth 0.075 Boggy Creek Gang Camp 0.030 Twelve Oaks RV Seminole 0.025 Easter Seals Camp Challenge 0.017 Orange Blossom RV Resort Orange 0.015 Round Lake Elementary 0.012 Riverside Elementary (connecting to regional system) 0.008 Lake Fairview Manor (connecting to regional system) 0.006 Hillcrest MHP (connecting to regional system) 0.005 FDEP is working through its Permitting, Outreach and Compliance Assurance activities to ensure the facilities can achieve the 10 mg/L TN limit by April 12, 2016. 10/19/2015

Questions? 10/19/2015