Environmental Review Toolkit
Water, Wetlands, and Wildlife

Great Lakes Stormwater Workshop

New York State Department of Transportation (NYSDOT)

11 Regional offices, one Main Office in Albany
9000 employees
350 capital projects +/- per year

Stormwater Program in New York State

  • Program administered by New York State Department of Environmental Conservation (NYSDEC)
    • State Pollutant Discharge Elimination System (SPDES)
  • 2 general permits issued in 2003
    • Construction Activities (GP-02-01)
      • Threshold 1 acre of disturbance
      • New development vs. redevelopment
      • Standard practices vs. Alternative practices
      • Standard practices - removes 80% TSS, 40% TP
      • Water Quality Volume (WQv), Channel Protection Volume (Cpv), Overbank Food Control (Qp, 10-yr, 24-hr event), Extreme Flood Control (Qf, 100-yr, 24-hr event)
      • TMDL Watersheds (Onondaga Lake Watershed, NYC East of Hudson (EOH) Watershed)
      • 303d List Waterbodies (101 due to urban runoff or construction impacts)
      • NO monitoring of stormwater management practices (one project in NYC Watershed where the commitment has been made)
    • MS4s (GP-02-02)
      • Outfall mapping in Designated Urbanized Areas
      • Proposed Heightened Requirements in NYC EOH Watershed
  • Projects on Indian Lands in NYS authorized by NPDES Construction General Permit
  • Different criteria to meet NYC Department of Environmental Protection requirements.

NYSDOT Stormwater Management Program

  • Stormwater Management Program coordinated from Environmental Analysis Bureau in Main Office
  • Stormwater Webpage - http://www.dot.state.ny.us/eab/stormwater.html
  • Construction Projects
    • 250 projects (+/-) authorized under Phase 2 since 2003
    • MOU between NYSDOT & NYSDEC in 2003
    • Did not pursue general permit for NYSDOT
    • Design Guidance nearly final - Appendix B of Highway Design Manual, Chapter 8
      • List Activities/Projects where permanent SMPs are impractical
      • Routine Maintenance Activities
      • Minor Disturbance Projects - lessened permit requirements
    • Draft Stormwater Management Planning Guidance for Transportation Projects will be in NYSDEC publication
    • Environmental Procedures Manual Chapter 4.3 - Erosion & Sediment Control and Stormwater Management
    • Draft Erosion & Sediment Control Manual
    • Environmental Staff in Construction & Maintenance Departments in each region
    • Environmental Handbook for Transportation Operations
    • Main Office staff conduct QA/QC construction site visits to evaluate specifications, policies, guidance.
  • MS4 program
    • No written SWMP yet
    • Submitted NOI in 2003
    • Annual Reports due June each year
    • Outfall mapping in 10 regions - estimate 50,000 outfalls yet to be mapped.
  • Future Issues
    • Stormwater Crediting/Banking
    • Watershed Characterization in project development
    • Revisit Pollutant Loading Models
    • Performance Specification and Approved List for Stormwater Treatment Systems (aka Oil/Grit Separators, Water Quality Inlets, Hydrodynamic Structures, Magical Swirly Devices)
    • New Product Evaluation Committee
    • Training for contractors/consultant inspectors

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Questions and feedback should be directed to Susan Jones (Susan.Jones@dot.gov, 202-493-2139) and Marcel Tchaou (Marcel.Tchaou@dot.gov, 202-366-4196).

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