tmdl implementation in delaney creek - tbrpc · tmdl implementation in delaney creek john mcgee...
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TMDL Implementation in Delaney Creek John McGee & Anthony Betts
Hillsborough County Stormwater Environmental
TMDLs in Hillsborough County
“Phosphorus reduction of 45 %”
“Phosphorus reduction of 33 %”
“Phosphorus reduction of 45 %” “Phosphorus reduction of 45 %”
TMDL Implementation
TMDL Prioritization
Monitoring & Assessment
Project Development
Implementation
Prioritization
Prioritization Assessment
Prioritization Assessment Development
Infrastructure, Psychology, & Pollution
Infrastructure, Psychology, & Pollution
Infrastructure, Psychology, & Pollution
Prioritization Assessment Development
Prioritization Assessment Development
Prioritization Assessment Development
Middle School
Prioritization Assessment Development
Prioritization Assessment Development
TMDL Implementation
Typical Pollutant Removal - Biological & chemical uptake - Sedimentation - Infiltration - Soil adsorption
Additional Direct Benefits - Flood Abatement - Neighborhood enhancement
Focus on Extended Benefits - Changing perception of waterbody: From unnatural & degraded To valuable amenity and central part of the community
WHAT happened
Green Gutters - Wrong environment - Too expensive
WHAT happened
TECO - Protective of space - County staff withdrew
WHAT happened
Fencing - Required for steep slopes (on ponds) - No process for County staff to request or
approve exception
Requires maintenance access - No room for path
Make it a sidewalk - Requirements for sidewalks
Handled by Sidewalk Team - Look at all those kids! - A sidewalk is definitely required.
Maintenance Berm
WHAT happened
Death by a Thousand Cuts
LESSONS learned
STAFF - Resilient and dedicated team - Sense of humor - A long timeline
DEVELOPMENT - Tight Project Management - A long timeline
WILLINGNESS - All staff levels - Upper level support
LESSONS learned
5) Antiquated Technical Manuals and Codes
BARRIERS
1) POLICY LEVEL SUPPORT FOR GREEN INFRASTRUCTURE EFFORTS
4) Lack of forward planning (resiliency)
2) Lack of staff direction
3) Lack of communication
