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Oneonta and Municipal Separate Storm Sewer Systems (MS4) Designation

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Nonpoint source runoff modeling A comparison of a forested watershed and an ... Water line flushing. Landscape irrigation. Diverted streams. Rising groundwater ... – PowerPoint PPT presentation

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Title: Oneonta and Municipal Separate Storm Sewer Systems (MS4) Designation


1
Oneonta and Municipal Separate Storm Sewer
Systems (MS4) Designation
  • Outline
  • Big Picture and the Chesapeake Bay
  • Coverage Under DECs GP-0-08-002
  • Six Minimum Control Measures
  • Next Steps

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Phase 5 Scoping Scenarios
5
Phase 5 Scoping Scenarios
6
Phase 5 Scoping Scenarios
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Nonpoint source runoff modeling A comparison of a
forested watershed and an urban watershed on the
South Carolina Coast - Christopher W. Corbett et
al 1997 Journal of
Experimental Marine Biology and Ecology
  • Simulation results showed a 5.5 X greater volume
    and sediment yield from urban settings compared
    to forested settings
  • Ratio of rain volume to runoff volume was 14.5
    higher in urban settings when compared to
    forested settings
  • Impervious Surfaces

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12
Local Examples of Stormwater Runoff
13
Urban Sources of Non-Point Source Stormwater
Pollution
  • Construction Site Runoff
  • Litter and Debris From Roads and Parking Lots
  • Excess Fertilizer and Pesticides
  • Eroding Streambanks
  • Vehicle Maintenance Oil and Detergents
  • and many more

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Worsening water quality, locally and regionally,
could result in the City of Oneonta being
required to obtain coverage under theState
Pollutant Discharge Elimination System (SPDES)
General Permit for Stormwater Discharges from
Municipal Separate Storm Sewer Systems (MS4s).
Permit No. GP0-08-002
16
GP-0-08-002
  • 50 Points of Compliance, many are required to
    be met annually
  • Development and Implementation of a Stormwater
    Pollution Management Plan (SWMP)
  • Six Minimum Control Measures
  • Annual Assessment, Recordkeeping, Reporting
    Certification

17
Timetable
  • Notice of Intent must be submitted within 6
    months of DEC notification requiring coverage
  • Years 1-3 Development and gradual implementation
    of SWMP, Annual Reports
  • Year 3 Full implementation of SWMP

18
Six Minimum Control Measures - Programs
  1. Public Education Outreach
  2. Public Involvement Participation
  3. Illicit Discharge Detection Elimination
  4. Construction Site Stormwater Runoff Control
  5. Post-Construction Management
  6. Pollution Prevention Good Housekeeping for
    Municipal Operations

19
Public Education Outreach
  • Identify pollutants of concern, waterbodies of
    concern, geographic areas of concern and targeted
    audiences
  • Develop a education and outreach program designed
    to describe the impacts of stormwater, pollutants
    and their sources, steps that can be taken to
    reduce runoff.
  • Develop, record, assess and modify measurable
    goals.
  • Select activities and goals to ensure reduction
    of the Pollutant
  • Reporting (Year 1) list of pollutants of concern
    and list outreach activities for targeted
    audiences

20
Public Involvement Participation
  • Comply with all state open meeting laws
  • Develop and implement a public participation
    program that identifies key stake holders.
  • Describe activities that provide access to those
    who want it.
  • Identify a local point of contact for concerns.
  • Public presentation of a draft annual report.
  • Develop, record, assess and modify measurable
    goals
  • Select public activities and measurable goals to
    ensure reduction of pollutants.
  • Report activities and progress

21
Illicit Discharge Detection Elimination (IDDE)
  • Any discharge to a municipal system that is not
    composed entirely of storm water. For example,
  • Sanitary sewage
  • Garage drain effluent
  • Waste motor oil

22
Illicit Discharge Detection Elimination (IDDE)
- continued
  • Develop, implement and enforce a program to
    detect and eliminate illicit discharges
  • Map the location of all outfalls and storm
    sewersheds
  • Conduct a survey and map new outfalls
  • Prohibit by law illicit discharges and
    enforcement
  • Detect and address non-stormwater illicit
    discharges
  • Develop, record, assess and modify measurable
    goals
  • Select appropriate public involvement activities.
  • Reporting Descriptions of resources available
    and steps taken (above) over 3 year time period

23
Exempt Illicit Discharges
  • Water line flushing
  • Landscape irrigation
  • Diverted streams
  • Rising groundwater
  • Uncontaminated groundwater infiltration
  • Uncontaminated pumped groundwater
  • Potable water discharges
  • Foundation drains
  • Air conditioning condensate
  • Irrigation water
  • Springs
  • Crawl space and basement sump pumps
  • Footing drains
  • Lawn watering
  • Individual car washing
  • Flows from wetlands and riparian habitats
  • Swimming pool discharges
  • Street wash water
  • Fire fighting activities

24
Construction Site Stormwater Runoff Control
  • Develop and implement a program that is equal to
    GP-0-08-001. Stormwater Pollution Prevention
    Plan (SWPPP) required for sites that disturb gt 1
    acre.
  • SWPPP review and acts on public complaints.
  • Provide law for enforcement that allows for site
    inspection and sanctions and contains
    requirements for site operators and control of
    construction waste
  • Educates construction site owners/operators,
    design engineers, municipal staff and ensures
    that site operators are trained
  • Maintains inventory of construction sites
  • Develop, record, assess and modify measurable
    goals
  • Select BMPs and measurable goals to ensure
    reduction of pollutants.
  • Report on progress on above steps over 3 Years

25
Post-Construction Management
  • Provides equal protection as GP-0-08-001. SWPPP
    required for sites that disturb gt 1 acre, law or
    ordinance for enforcement
  • Includes a combination of appropriate structural
    and non-structural practices
  • Describes procedure for SWPPP review by qualified
    professionals
  • Establish and maintain an inventory of
    post-construction practices and ensures long term
    maintenance
  • Develop, implement and provide resources
  • Develop, implement and assess measurable goals
  • Report on progress on above steps over 3 Years

26
Pollution Prevention Good Housekeeping for
Municipal Operations
  • Addresses municipal operations that contribute
    pollutants of concern
  • Assessment of all municipal operations every 3
    years.
  • Determines management procedures that will reduce
    and prevent discharge of pollutants
  • Prioritizes operations, addresses priorities and
    includes training.
  • Develop, record and assess goals and select
    appropriate BMPs
  • Report on progress on above steps over 3 Years

27
Pollution Prevention Good Housekeeping for
Municipal Operations - continued
  • Reporting
  • Complete by the end of Year 1
  • identify operations, facilities and
    infrastructure to be included in program,
    describe priorities, management practices
    (policies and procedures) and identify staff and
    equipment available.
  • Initiated in Year 2 and complete by the end of
    Year 3
  • describe housekeeping program, training program
    and number of employees trained.
  • Complete by End of Year 3
  • a description of management practices.

28
SWCD Oneonta Stormwater Program
  • Mapping of stormwater inlets complete
  • Mapping and inspection of outfalls complete by
    end of August 09
  • Stormwater presentation to municipal officials
    June 09
  • Working Group Meetings with appropriate municipal
    departments July through December 09
  • Public Education and Outreach September through
    December 09
  • SWCD Municipal Hydroseeding Program - ongoing

29
Inlets Found within Town City Boundaries
30
Next Steps
  • Training for private sector contractors on
    sediment and erosion control tentative date
    December 09
  • Further development of Mapping tool connect
    inlet and outflow dots
  • Further development of any of the Six Minimum
    Control Measures

31
Questions?
  • Otsego County SWCD
  • 967 County Highway 33
  • Cooperstown, NY 13326
  • (607) 547 8337 ext 4
  • Scott.Fickbohm_at_ny.nyacdnet.net
  • www.otsegosoilandwater.com
  • www.dec.ny.gov/chemical/8468.htm
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