Welcome to the I-25 Valley Highway - Logan to 6th Ave Environmental Impact Statement (EIS) Project Website
Project Description Project Map Public Involvement Environmental Resources Alternatives EIS Construction
Environmental Resources
Why an EIS?
NEPA requires that an EIS must be developed when a proposed action by a federal agency (such as FHWA) will have a significant impact on the environment.
   Click to read more about the EIS Process!

Read more about the EIS Process and see how it fits into the overall project process: EIS Process

In addition to traffic and engineering design, the I-25 Valley Highway Project EIS describes the environmental consequences for:

  • Socio-economics and community
  • Right-of-way and displacements
  • Parks and recreation
  • Aesthetics and urban design
  • Air quality
  • Noise and vibration
  • Historic preservation
  • Paleontology
  • Water resources
  • Floodplains
  • Wetlands, waters of the US, and open water
  • Vegetation and wildlife
  • Hazardous waste
  • Soils and geology
  • Energy
  • Short-term uses and long-term productivity
  • Irreversible and irretrievable commitments of resources
  • Construction impacts
  • Permits required
  • Cumulative impacts


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