TOWN OF NEW CASTLE PHASE II ANNUAL STORMWATER REPORT GP Effective May 1, 2010 Expires: April 30, 2015 Reporting Period: March 10, 2014-March 9, Presented by: Sabrina Charney Hull, AICP June 17, 2015
New Castle Hydrology Located within 4 watershed basins –Croton River Basin (NYC Watershed) –Lower Hudson River Basin –Bronx River Basin (draining to Kensico Reservoir) –Upper Long Island Sound Basin
New Castle’s Water Quality Different areas of the community have different water quality concerns The Croton Watershed is phosphorus restricted. –Croton Watershed Phosphorus TMDL The Upper Long Island Sound is nitrogen restricted. There are waterbodies on the state priority waterbody list due to concern with pathogens, metals, and nutrients. Waterbodies are also listed on the NYS DEC 303(d) list of impaired waters.
PHASE II STORMWATER PROGRAM REQUIREMENTS (Minimum Control Measures) 1.Public Education and Outreach 2.Public Participation/Involvement 3.Illicit Discharge, Detection and Elimination (IDDE) 4.Construction Site Runoff Control 5.Post-Construction Runoff Control 6.Pollution Prevention/Good Housekeeping
Public Education and Outreach Topics Construction Sites General Stormwater Management Information Illicit Discharge Detection and Elimination Green Infrastructure/Better Site Design/Low Impact Development Storm Drain Marking Pesticide/Fertilizer use Pet Waste Management Recycling Riparian Corridor Protection/Restoration Trash management Vehicle Washing Water Conservation Wetland Protection Target Audiences Public Employees Residential Businesses Contractors Developers General Public Landscape Contractors Board and Committee Members 2014/2015
Public Education and Outreach Strategies Implemented Direct Mailings (1) Kiosks and Displays (3 Locations) Mailing List (6,600) Public Events/Presentations (2,500) TV Spot/Cable Access (Ongoing) Printed Materials (7,150) Daily Inspections Materials Available in New Castle Town Hall, Chappaqua Library, Town Park Kiosks, New Castle Department of Public Works and Town Website. 2014/2015
Public Education and Outreach Evaluating/Measuring Progress Number of Applications now including low impact development/better site design elements is increasing. Information pamphlets and brochures are being picked up. 2014/2015
Public Involvement/Participation Strategies Implemented Cleanup Events (1) Community Hotlines Community Meetings (525 attendees) Plantings (0) Volunteer Monitoring (3) Annual Report posting on web and viewing via cable access channel. 2014/2015
Public Involvement/Participation Evaluating/Measuring Progress Discussion of stormwater related issues at public meetings and public hearing participation continues. Town-wide mailing Website questionnaire Education of Contractors at all construction sites occurred. 2014/2015
Illicit Discharge, Detection, Elimination Strategies Implemented All Outfalls Mapped (23). 23 outfalls were dry weather screened. Building maintenance, commercial car washes, parking lots, cross connections, outdoor fluid storage, vehicle maintenance/repair shops and septic maintenance were targeted for inspection. 0 Illicit discharges were detected 2014/2015
Illicit Discharge, Detection, Elimination Strategies Implemented Storm sewershed mapping has been completed. Information is available in GIS. 100% of staff in relevant positions/departments have received IDDE training. 2014/2015
Illicit Discharge, Detection, Elimination Evaluating/Measuring Progress Number of illicit discharges detected/eliminated has been reduced due to staff education, inspection, tracking and reporting. 0 discharges were found 2014/2015
Construction / Post-Construction Control Strategies Implemented SWPPP review procedures are in place 16 SWPPP reviewed during reporting period Procedure to receive public comments is in place 2014/2015
Construction Site Stormwater Runoff Control Strategies Implemented 4 Active construction projects disturbing one acre or more in Town. All active construction sites were routinely inspected. All inspectors use an approved plan consistent with the NYS Construction Stormwater Inspection Manual. The public has access to SWPPPs. 2014/2015
Construction Site Stormwater Runoff Control Evaluating/Measuring Progress All construction projects submitted SWPPPs and the plans continue to show more consistency with NYS standards than previous submissions. Stormwater control and associated BMPs continue to be a focus regarding project approval. 2014/2015
Post-Construction Stormwater Management Strategies Implemented 42 Post-Construction Stormwater Management Practices were inspected. 30 Catchbasins inspected and maintained. Using GIS to track post-construction BMPs Local Law, Overlay Districts, Comprehensive Planning, Zoning and Planning Board review procedures and Building Codes have been used to implement low impact development / better site design elements. 2014/2015
Post-Construction Stormwater Management Strategies Implemented (Continued) New Castle is a member of CKWIC and the East of Hudson Watershed Corporation (EOHWC) which developed a 5-Year Regional Stormwater Retrofit Program approved by NYSDEC. 19 Stormwater Retrofits (EOHWC) were implemented. Evaluating/Measuring Progress A total of kg/yr of phosphorus was reduced for the EOHWC 2014/2015
Stormwater Management Municipal Operations Operations/Activities/Facilities and Self-Assessment Street Maintenance Bridge Maintenance Winter Road Maintenance Salt Storage Solid Waste Management Municipal Construction and Land Disturbance Hydrologic Habitat Modification Right of Way Maintenance Parks and Open Space Municipal Buildings Stormwater System Maintenance Vehicle and Fleet Maintenance Etc. 2014/2015
Stormwater Management Municipal Operations Strategies Implemented Swept 4 Acres of parking lots Swept 30 miles of streets Inspected and cleaned 30 catch basins Inspected and cleaned post construction control practices 2,400 lbs. of nitrogen applied in fertilizer 100% of municipal employees who need training received it 2014/2015
Evaluating/Measuring Progress Reporting procedures for municipal departments responsible for good housekeeping will be reviewed to ensure maintenance of Town facilities and maintenance activities are accounted for. Additional reporting procedures for maintenance of various stormwater system components should be developed. 2014/2015 Stormwater Management Municipal Operations
Additional Watershed Improvement Strategies Strategies Implemented Education program to address phosphorus/nitrogen is in place 100% of the Towns conveyance system has been mapped, additional features to be mapped. A stormwater conveyance system inspection and maintenance plan program is in place and will be expanded. Program to track on-site wastewater treatment systems that have been inspected and maintained has been implemented. 3,111 septics have been maintained. Post-construction program is in place 5-Year Retrofit program is underway 2014/2015
For More Information On New Castle’s Stormwater Program Department of Building, Engineering, Planning and Zoning (914)