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EAC LDC Stakeholder's Meeting Agenda 09/30/2009 Environmental LDC Amendments Stakeholders Meeting Community Development and Environmental Services Division 2800 North Horseshoe Drive, Naples, Florida September 30, 2009 9:00 a.m. until 12:30 p.m. Room 610 Agenda 1. Roundtable discussion of draft LDC amendments a. Recreational Uses in Preserves b. Stormwater Uses in Preserves 2. Next Meeting (tentative) October 14, 2009 9:00 a.m. — 12:00 noon lenberger_s — From: lenberger_s Sent: Thursday, August 27, 2009 10:15 AM To: TorreJohn; hetzel_I Cc: mason_s; Iorenz_w Subject: September 30 environmental LDC amendments stakeholders meeting John/Lavah: attached is a public notice for another environmental LDC amendment stakeholders meeting to be held by our department. Please advise if the attached notice needs to be revised. Thank you! Stephen Stephen Lenberger Senior Environmental Specialist Engineering and Environmental Services Department (239) 252-2915 SteveLenberger@colliergov.net iLiii News Release 093009.doc 1 Ot'I_lIY�, L- ,►+ni • ,..,,ice � • ,;:, Collier County Government r} ,,oR`„_~ Communication & Contact: (239) 252-8848 Customer Relations Department www.colliergov.net 3301 East Tamiami Trail www.twitter.com/CollierPIO Naples, FL 34112 August 27, 2009 FOR IMMEDIATE RELEASE NOTICE OF PUBLIC MEETING COLLIER COUNTY GOVERNMENT COMMUNITY DEVELOPMENT AND ENVIRONMENTAL SERVICES DIVISION ENGINEERING AND ENVIRONMENTAL SERVICES DEPARTMENT COLLIER COUNTY, FLORIDA WEDNESDAY, SEPTEMBER 30,2009 Notice is hereby given that the Collier County Government Community Development and Environmental Services Division, Engineering and Environmental Services Department will hold a public meeting to discuss environmental Land Development Code Amendments on Wednesday,September 30 at 9 a.m. at the Community Development and Environmental Services Division building, conference room 610, located at 2800 N. Horseshoe Drive,Naples. All interested parties are invited to attend. Attention: two or more members of the Collier County Planning Commission may be present and may participate at the meeting. The subject matter of this meeting may be a future item for discussion and action at a Collier County Planning Commission meeting. Attention: two or more members of the Environmental Advisory Council may be present and may participate at the meeting. The subject matter of this meeting may be a future item for discussion and action at an Environmental Advisory Council meeting. Attention: two or more members of the Development Services Advisory Committee may be present and may participate at the meeting. The subject matter of this meeting may be a future item for discussion and action at a Development Services Advisory Committee meeting. Attention: two or more members of the Conservation Collier Land Acquisition Advisory Committee may be present and may participate at the meeting. The subject matter of this meeting may be a future item for discussion and action at a Conservation Collier Land Acquisition Advisory Committee meeting. Attention: two or more members of the Habitat Conservation Advisory Committee may be present and may participate at the meeting. The subject matter of this meeting may be a future item for discussion and action at a Habitat Conservation Advisory Committee meeting. If you are a person with a disability who needs any accommodation in order to participate in this proceeding, you are entitled, at no cost to you, to the provision of certain assistance. Please contact the Collier County Facilities Management Department, located at 3301 E. Tamiami Trail,Naples, FL 34112, (239) 252-8380, at least two days prior to the meeting. Assisted listening devices for the hearing impaired are available in the Board of County Commissioners Office. For more information, call Mike Sheffield at(239) 252-8383. -End- Environmental LDC Amendments Stakeholders Meeting September 30, 2009 9:00 a.m. StE p li=N L V,(E/PC°��I� S feve/eii efr je 0 oP90v� e V.1Qe_ C./cask- ov--1 L 1 • L rl► cjpr c6v ►ova arc' SuScnA^ co II,c-5cU, ne 77;we f/A-Neocr /to/ y feZeAt(i 7��1C ✓erel,ce /dsor>ed/mer/'. Pt -ru,lp-yutzAkt - O-r ,11.1._YSCJ 6 ��, `S-1,1,u A-Sal 300 rrt C // s-k4-,o 61.0-( . --11-1/k tfwll 7-��llQ� Tu era/ assoc.wies. Gam I LL L w,LLIA..1WRQ Coif A/El- Environmental LDC Amendments Stakeholders Meeting September 30, 2009 9:00 a.m.— 12:00 noon Roundtable discussion of draft LDC amendments Stormwater in Preserves: Concern from Conservancy of not receiving information from stakeholders prior to meeting as promised during last stakeholders meeting Both Tim Hancock and Nicole Ryan had spoken to Deuver Deuver's study intended to be an average over time Depth of water is also a factor according to Deuver Overflow valve to discharge water from preserve Should invite Deuver to stakeholder's meeting Reference made to e-mail from Tim Hancock to Nicole Ryan (September 2, 2009), responding to initial e-mail from Nicole 150%treatment outdated compared to what SFWMD requires now Collier County waters considered impaired (N & P: Use Harper Analysis & Mounding Analysis) First flush not treated by dry detention Dry retention: improve residence time Treatment train: better water quality than pre equal to post Dry retention then discharge to lake: Already exceed current treatment standards prior to discharge to preserve Stormwater in preserves needed to meet new requirements Site constraints also require use of preserves for storage For uplands, hydroperiod and depth of water are a concern County required upland preserves SFWMD is more concerned about quality now New Hope project set a standard which was accepted by agencies Discharge to uplands only during extreme events Outflows become inflows: prevents bathtub effect in preserve Need to have PE's attend stakeholders meeting to explain permitting criteria Residence time in uplands needs to be addressed 3.07.02 Consecutive days of inundation Averages Recreational Uses in Preserves: Autumn Woods: .44 acres of pathways equal about 2.1% of the preserve Pervious pavement: cost more per unit 8 inch rock base required to install pervious pavement Plastic pavers do not require compacted sub-grade Water flow damages pavers unless siding is installed Higher maintenance for mulch, shell and similar type pathways Incentive: Credit pervious pavement towards native vegetation requirement Deviation process for impervious pathways Percent limitation of impervious pathways Possibly make percent limitation of pervious pathways less than that for impervious pathways Pathways encourage use and appreciation of preserves Pervious asphalt clogs Bulkheads can wash out pathways which are adjacent to them Golf cart paths Percentage limitation Allow pervious pathways or boardwalks only Deviation process Information to be provided by stakeholders by October 14th Draft amendment language to be provided by stakeholders Next meeting to be established sometime after the 14th