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Home My WebLink About2026 04 01 Disscusion Item 100 - UPDATED Commission Presentation April 2026_FinalCity of Winter Springs Stormwater Pond Maintenance and Rate Study Workshop City Commission April 1st, 2026 Introductions •City of Winter Springs •Clete Saunier, P.E., Director of Public Works and Utilities •Kimley-Horn and Associates, Inc. •Julia Felter, P.E. •Marcus Geiger, P.E. •Pegasus Engineering, LLC •David Hamstra, P.E.,CFM •Raftelis •Joe Williams Agenda Stormwater Pond Maintenance •Pond Definitions •Ponds within the City •Hybrid Pond Definition •Stormwater Infrastructure Maintenance •Pond Maintenance •City Maintained Ponds •Estimated Cost of Maintenance •Impact to Utility Rate Stormwater Rate Study Update •Existing Customers and Rates •Service Enhancements •Financial Forecast •Recommendations Questions 4 Stormwater Pond Definitions •Public Pond: is a pond on City owned property or has a dedicated easement that receives stormwater from public infrastructure. •Hybrid Pond: is a pond on Privately owned property that receives stormwater from public infrastructure. •Private Pond: is a pond on Privately owned property and receives stormwater from private infrastructure. 5 Stormwater Pond (Land) Right-of-way Drainage Easement: Grants access to stormwater conveyance pipe and pond Right-of-Way: Land dedicated to the City and maintained by the City Tract: Section of land typically parceled and depicted on the plat that is dedicated to the City or Private Drainage Easement Stormwater Pond (Infrastructure) 6 Pond Infrastructure: Drainage collection and conveyance devices, including but not limited to storm pipes, drainage structures, and end of pipe treatments. Inflow Pipe: Pipe that conveys stormwater runoff to a pond. Outflow Pipe: Pipe that conveys drainage to a receiving water. Control Structure: structure within a pond that controls the release of drainage from the pond. 7 Ponds within the City •345 Ponds •Maintenance Categories •FDOT •Seminole County •Public/City •Hybrid •Public Stormwater Infrastructure and Private pond ownership •Private Maintenance by Others No. of Ponds FDOT 12 Seminole County 36 Private 176 Sub total 224 Maintenance by City No. of Ponds Public 43 Hybrid 78 Sub total 121 TOTAL 345 8 Ponds within the City 9 Hybrid Pond Definitions Identity Pond Ownership Contributing Drainage Area* Maintenance Responsibility Infrastructure Pond Pond Ownership: Public = Dedicated to the City Private= Dedicated to HOAs, management groups, or individual parcel owners Contributing Drainage Area (Stormwater Runoff): Public = City roads and rights-of-way Private = Private property Infrastructure Maintenance Responsibility: Public = Dedicated easement over storm pipe between public drainage area and receiving water Private = No dedicated public easement over any stormwater infrastructure Pond Maintenance Responsibility: Public = Dedicated public maintenance responsibility Private = No dedicated public maintenance responsibility *Note: All hybrid ponds receive stormwater drainage runoff originating from public rights-of-way via a piped connection. Stormwater Infrastructure Maintenance •Yearly visual inspection of outfall structures •Yearly visual inspection of drainage structures and storm pipes •Debris removal from storm pipes and outfall structures, as needed •Sediment removal from storm pipes and outfall structures, as needed •Repairs/replacement or relining to storm pipes, as needed •Scour protection and Control Structure repairs, as needed 10 Public Pond Maintenance •Aquatic Vegetation inspected Monthly •Aquatic Vegetation treated as needed •Mowed Monthly on public property •Debris Removal •Erosion repairs 11 12 City Maintained Ponds •Public (43) 1. Pond receives runoff from City roads and Public rights-of-way 2. On City owned or dedicated Property 3. Stormwater Infrastructure Maintenance 4. Public Pond Maintenance •Hybrid (78) 1.Pond receives runoff from City roads and Public rights-of-way 2.Easement access to infrastructure for City 3.Stormwater Infrastructure Maintenance 13 City Maintained Ponds 14 Estimated Cost for Stormwater Infrastructure Maintenance Stormwater Infrastructure Maintenance Average Pond Cost Scour/Outlet Protection $5,000 Control Structure Repairs $2,000 Pipe Relining $120,000 Localized Sediment Removal, as needed $25,000 Total $152,000 *Expected life span of pond maintenance is 15-year cycle Expenditures in Utility Rate Study •Study Includes •Operating Expenses •Rehabilitation and Maintenance •Staff and Equipment* •Capital Improvement Plan Project Funding •Stormwater Pond Maintenance *Direction from Commission on number of ponds the City will maintain will affect “Staff and Equipment” expense category to be presented in Utility Rate Study. 15 16 Impact to Utility Rate – addition of Hybrid Ponds Pond Responsibility Type of Maintenance No. Ponds per year *Cost Impact to Utility Rate Public Infrastructure 6 $912,000 Increase of $4.36/month *Expected life span of pond maintenance is 15-year cycle City of Winter Springs Stormwater Rate Study April 1, 2026 18 Agenda Project scope overview Existing customers & rates Service enhancements Financial forecast Findings & recommendations 19 Project Scope Overview Personnel and equipment needs Review pond maintenance plan Funding capital improvements Financial forecast and rate adjustment needs Project Scope Comprehensive stormwater financial forecast, considering service level enhancements, to achieve a sustainable financial outlook 20 1 2 3 4 Revenue Requirements & Financial Planning 21 FINANCIAL PLAN INPUTS •Customer accounts •Revenues •Operating expenses •Capital plan •Beginning cash position CAPITAL PROJECT FUNDING Funding Mix (Cash vs. Debt) Debt Covenants ANNUAL CASH FLOW FISCAL POLICIES AND TARGETS Cash Reserves Debt Service Coverage ANNUAL REVENUE REQUIREMENTS FINANCIAL PLAN ELEMENTS 22 Existing Customers & Rates •Residential = assigned 1 ERU per dwelling unit •Non-residential = 1 ERU per 2,123 square feet IALand Uses Properties with properly functioning stormwater management facilities will receive a 25% reduction to their stormwater feeFacility Credit Stormwater Customers Introduction 23 City Code establishes stormwater equivalent residential units (ERUs) based on the average impervious area (IA) of residential developed property. Current ERU basis = 2,123 square feet IA ERU Basis Stormwater Customers and Revenue 24 Description Full Rate Reduced Rate Total Rate per ERU per month $10.00 $7.50 Accounts 10,500 5,078 15,578 ERUs 12,536 6,536 19,072 Annual Revenue $1,504,300 $588,200 $2,092,500 25 Service Enhancements Existing Operating Budget 26 Description FY 2024 Actual FY 2025 Estimated FY 2026 Budget Personnel $519,650 $487,620 $622,121 Repair and Maintenance 402,971 1,497,974 1,003,174 Other 361,595 424,837 383,290 Total $1,284,216 $2,410,431 $2,008,585 Service Enhancement Overview 27 Personnel & Equipment Additional stormwater crew and equipment identified to enhance stormwater level of service Pond Maintenance The pond maintenance plan covers a mix of public and hybrid ponds Tertiary Projects These are the unexpected projects that arise annually that the City desires to respond to more timely Master Plan CIP 12 larger projects identified in the CIP for various stormwater infrastructure improvements Personnel and Equipment New Stormwater Crew Hiring of a new crew, consisting of a Foreman and three crew members, in FY 2027 Vehicles for Crews Acquisition and replacement of working trucks, F-150s and F-250s, for stormwater crews Large Equipment Acquisitions Replacement and purchase of larger equipment such as mowers, mini-excavators, backhoes, tractors, and similar equipment Pond Maintenance •Number of City maintained ponds: 121 ›43 public ponds ›78 hybrid ponds •Level of stormwater infrastructure maintenance for a pond ›Cost per pond: $152,000 (Includes Scour/Outlet Protection, Pipe Relining, Control Structure Repair, Localized Sediment Removal) ›Number of ponds to address per year: 6 (average) ›Total cost of pond maintenance : $912,000 / year 29 *Expected life span of pond maintenance is 15-year cycle Master Plan Projects •Alton Road Culvert & Reach Improvements - $995,000 •Vistawilla Drive Near Seneca Boulevard Improvements - $600,000 •No-Name Creek Conveyance Improvements Near Sailfish Road - $645,000 •Dunmar Estates Flow Path Re-Establishment - $845,000 •Winter Springs Boulevard near Davenport Way Improvements - $900,000 •Fisher Road Near Morton Lane Improvements - $225,000 •Shore Road Culvert & Reach Improvements - $1,160,000 •Highland Village Storage & Conveyance Improvements - $550,000 •Chokecherry Drive Near Sapling Drive Improvements - $260,000 •North Tuskawilla Road Outfall Improvements - $1,310,000 •Winter Springs Boulevard Near Chokecherry Drive Improvements - $690,000 •No-Name Creek Conveyance Improvements Near Alton Road - $645,000 Total = $8,825,000 30 Funding Source City plans to use 3rd Gen and 4th Gen Funds to cover priority capital projects within Stormwater Master Plan Service Level Enhancements Summary 31 Description FY 2027 FY 2028 FY 2029 FY 2030 Personnel $302,100 $314,300 $326,900 $340,300 Equipment 230,000 140,000 70,000 135,000 Pond Infrastructure Maintenance [1]304,000 608,000 912,000 912,000 Tertiary Projects [2]200,000 400,000 500,000 600,000 Total $1,036,100 $1,462,300 $1,808,900 $1,987,300 Notes: [1] Pond infrastructure maintenance assumes phase in starting with 2 ponds in FY 2027, 4 ponds in FY 2028 and 6 ponds in FY 2029. [2] Tertiary projects assume an average cost of $100,000 per project and completing 2-6 projects per year. 32 Financial Forecast Monthly Rate Adjustment Needs 33 Description Per ERU $ Increase Existing FY 2026 $10.00 FY 2027 $15.00 $5.00 FY 2028 $17.50 $2.50 FY 2029 $19.50 $2.00 FY 2030 $20.50 $1.00 Financial Forecast 34 $0 $500,000 $1,000,000 $1,500,000 $2,000,000 $2,500,000 $3,000,000 $3,500,000 $4,000,000 $4,500,000 $5,000,000 FY 2026 FY 2027 FY 2028 FY 2029 FY 2030 Existing Expenses Service Enhancements Revenue Forecast Revenue Sufficiency Forecast: •Annual escalation of existing operating and R&R budget •Phase in of various service enhancements •Implementation of rate adjustments identified Rate Comparison (Monthly Single Family Rate) $25.00 $21.07 $18.31 $16.72 $16.67 $15.00 $14.17 $10.35 $10.00 $9.27 $8.50 $8.13 $6.75 $6.00 $4.00 Apopka Orlando (2,500 sf) Oviedo Maitland Winter Park (2,500 sf) Winter Springs - Year 1 Deltona Casselberry Winter Springs Existing Sanford Ocoee Winter Garden Altamonte Springs Longwood Lake Mary 35 36 Findings & Recommendations Findings & Recommendations 37 1 Pond Maintenance Finalize plan for ongoing pond maintenance and phasing in tertiary projects 2 Rate Adjustments Adopt future rate adjustments that align with stormwater system needs and capital plan 3 Billing Mechanism Evaluate billing mechanisms for future stormwater fee collection during period of rising needs and rates Contact: Joe Williams 407 628 2600 / jwilliams@raftelis.com 38 Thank you! Questions 39