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Indiana Department of Transportation

INDOT > About INDOT > Central Office > Environmental Services > Ecology & Waterway Permitting Ecology & Waterway Permitting

The Ecology and Waterway Permitting Office evaluates project impacts to waterways and natural habitats by ensuring INDOT is compliant with environmental laws and regulations.

Ecology and Waterway Permitting is responsible for the following services:

  • Develops and/or reviews all stream and wetland mitigation proposals associated with INDOT projects
  • Conducts field work and prepares various biological reports including Waters of the U.S. determinations, wetland delineations, and habitat evaluation studies.
  • Coordinates and reviews studies for Karst and endangered species.
  • Ensures compliance with various laws and memorandums of agreement with state and federal agencies.
  • Determines the appropriate type and level of waterway permitting needed
  • Develops, reviews, and processes waterway permits
  • Coordinates permits with the appropriate regulatory agencies (USACE, EPA, IDEM, IDNR, etc)
  • Prepares various types of permit applications in conjunction with project designers
  • Performs site visits to ensure INDOT permit compliance
  • Develops mitigation designs, vegetation plans, and landscape review and development of landscape plans.

Ecology and Waterway Links  

Contact Information

Nathan Saxe
Manager-Ecology & Permits
Indiana Department of Transportation
100 N. Senate Ave. IGCN 642
Indianapolis, IN 46204
317-232-0240
nsaxe@indot.in.gov