HomeMy WebLinkAbout2026 02 09 Regular 500a. - Pond PresentationCity of Winter Springs
Stormwater Pond Maintenance
City Commission
Meeting
February 9th, 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
Agenda
•Pond Definitions
•Current Level of Service
•Ponds within the City
•Public Ponds
•Anticipated Level of Service
•Estimated Cost of Maintenance
•Impact to Utility Rate
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Pond Definitions
•Public ponds are ponds that are on City owned property and
receives stormwater from City roads and public rights-of-way.
•Hybrid ponds are ponds that are not on City owned property but
receive stormwater from City roads and public rights-of-way.
Currently, some hybrid ponds have recorded documentation
providing a maintenance easement(s) to the City and/or have a
recorded maintenance agreement.
•Private ponds are ponds that are on private property and receives
stormwater from private roads.
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Pond Definitions
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
Drainage Easement
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Current Level of Service for Ponds
•Aquatic Vegetation inspected Monthly
•Aquatic Vegetation treated as needed for wet ponds
•Mowed Monthly
•Debris Removal
•Minor erosion repairs
•Limited visual inspection of pond banks
•Limited visual inspection of outfall structures
•Rapid Response when damage is reported
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Ponds within the City
•368 Ponds
•Maintenance categories
•FDOT
•Seminole County
•Public/City
•Hybrids
•Various levels of pond ownership, easement
access, and recorded maintenance
responsibilities
•Private
Maintenance by Others No. of Ponds
FDOT 12
Seminole County 33
Private 180
Sub total 225
Maintenance by City No. of Ponds
Public 48
Hybrid 95
Sub total 143
TOTAL 368
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City Maintained Ponds
•Public (48)
1. Pond receives drainage from City roads and Public rights-of-way
2. On City owned Property
•Hybrid (95)
1.Pond receives drainage from City roads and Public rights-of-way
2.Easement access for City
•55 of 95 Hybrid ponds do have recorded maintenance responsibilities
•40 of 95 Hybrid ponds do not have recorded maintenance
responsibilities
City Ponds – Maintenance Type
Pond Responsibility Wet Dry No. of Ponds
Public 34 14 48
Hybrid w/ records 45 10 55
Hybrid w/o records 24 16 40
Public + All Hybrid 103 40 143
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Anticipated Level of Service for Ponds
•Aquatic Vegetation inspected Monthly
•Aquatic Vegetation treated as needed for wet ponds
•Mowed Monthly
•Debris Removal
•Rapid Response when damage is reported
•Major erosion repairs
•Yearly visual inspection of pond banks
•Yearly visual inspection of outfall structures
•Proactive Maintenance: localized sediment removal, outlet protection
evaluation, control structure repair, etc.
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Estimated Cost per Pond Maintenance
Service Wet Pond Present cost
Shoreline Restoration $50,000
Aeration $16,000
Control Structure Repair $4,000
Localized Sediment
Removal $60,000
Total $130,000
Service Dry Pond Present cost
Scour/Outlet Protection $5,000
Control Structure Repair $2,000
Underdrain Replacement $25,000
Total $32,000
*Expected life span of pond maintenance is 15-year cycle
Cost per pond based on assumption that there is legal access to the hybrid ponds
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 at the upcoming Utility Rate Study meeting(s).
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Impact to Utility Rate – Scenario 1
Pond Responsibility Type of
Maintenance
No. Ponds per
year *Cost Impact to Utility
Rate
Public
Wet pond - 34 Wet pond - 2 $260,000 Increase of
$1.40/monthDry pond - 14 Dry pond - 1 $32,000
48 3 $292,000
*Expected life span of pond maintenance is 15-year cycle
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Impact to Utility Rate – Scenario 2
Pond Responsibility Type of
Maintenance
No. Ponds per
year *Cost Impact to Utility
Rate
Public + Hybrid with
records
Wet pond - 79 Wet pond - 5 $650,000 Increase of
$3.45/monthDry pond- 24 Dry pond -2 $64,000
103 7 $714,000
*Expected life span of pond maintenance is 15-year cycle
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Impact to Utility Rate – Scenario 3
Pond Responsibility Type of
Maintenance
No. Ponds per
year *Cost Impact to Utility
Rate
Public + All Hybrid
Wet pond - 102 Wet pond - 7 $910,000 Increase of
$4.80/monthDry pond - 41 Dry pond - 3 $96,000
143 10 $1,006,000
*Expected life span of pond maintenance is 15-year cycle
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Pond Maintenance Impact to Utility Rate - Summary
Scenario Pond
Responsibility
No. of
Ponds Impact to Utility Rate
1 Public 48 Increase of $1.40/month
2 Public + Hybrid with
records 103 Increase of $3.45/month
3 Public + All Hybrid 143 Increase of $4.80/month
Questions
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