Williams logo Northeast Supply Enhancement

Our Project

Resources – Downloads

  • Natural Gas: The Long Journey to Your Home

    Williams’ pipelines consist of miles of high-strength steel pipe moving large amounts of natural gas.

  • Harmony Between Renewables & Natural Gas

    Natural Gas works hand in hand with renewables like wind and solar.

  • API Pennsylvania Overview

    Energy is crucial for Pennsylvania.

  • Cutting Natural Gas Industry Methane Emissions

    Technology is making it possible for the industry to produce more natural gas and do it in a cleaner way.

  • Natural Gas: The Facts

    Learn the facts for natural gas customers and its environmental benefits.

  • Products of American Shale Development

    Shale development has greatly increased natural gas supplies, providing a clean-burning and affordable fuel to power American industry.

  • Shale Gas Reduces CO2 Emissions

    Natural gas has contributed to a drastic decrease in the nation's CO2 emissions.

  • How Williams Builds Pipelines

    A guide to our construction process.

  • Leak Prevention and Detection

    Williams takes specific steps to avoid and quickly address gas leaks.

  • Subsurface Pipeline Installation

    The different types of subsurface pipeline construction methods that may be employed to avoid or minimize surface disturbances.

  • Information for Agricultural Landowners

    The pipeline construction process and the mitigation techniques that will be incorporated to address the issues specific to farmers and the important industry they represent.

  • How You May Continue to Use the ROW

    To ensure the safe operation of our Transco pipeline system, working with landowners to form partnerships is important.

  • Acquiring Easements or Rights of Way

    Expanding existing facilities or building new facilities is necessary as natural gas demand grows.

  • Ground Surveys

    The preliminary first step in gathering critical information that can be used in developing a pipeline proposal.

  • Crossing Rivers and Streams

    Williams utilizes various methods for installation of pipelines across waterbodies.

  • What is a Compressor Station?

    The "engines" that power an interstate natural gas pipeline.

  • Post-Construction Restoration

    Restoring the right of way and easement land as closely as possible to its original condition.

  • Selecting Facility Locations

    Siting natural gas pipeline facilities is comprised of many variables.

  • At a Glance in Pennsylvania

    A review of Williams' service to the Pennsylvania in 2016.

  • Natural Gas Fueling a Renewable Future

    The United States has reduced its carbon emissions more than virtually any other nation in the world.

  • Introduction to Horizontal Direction Drilling

    One of the construction methods Williams utilizes to minimize environmental or community impacts.

  • Safety Commitment

    Williams is committed to operating its facilities safely and efficiently in order to protect the public.

  • The Transcontinental Gas Pipeline Company

    One of three interstate natural gas pipelines operated by Williams - The Transco Pipeline

  • Williams’ Interstate Transmission Pipelines

    Providing safe, reliable natural gas transportation to heat homes and generate electricity across the nation.

  • Construction Illustration

    How Williams builds pipelines.

  • 7(c) Natural Gas Certificate Application

    Application to the Federal Energy Regulatory Commission (FERC) requesting a certificate of public convenience and necessity for Northeast Supply Enhancement.

  • General Project Description – Resource Report 1

    This is an overview of the Northeast Supply Enhancement Project, including descriptions of the pipeline and aboveground facilities, construction methodologies and proposed construction schedule.

  • Water Use & Quality – Resource Report 2

    Williams has proposed mitigation for impacts on groundwater resources to avoid any sensitive structures on the waterfront.

  • Fish, Wildlife & Vegetation – Resource Report 3

    Williams has proposed mitigation measures to avoid or minimize the potential effects on existing fish, vegetation and wildlife resources

  • Cultural Resources – Resource Report 4

    Williams has worked to significantly minimize impacts on existing cultural resources along the proposed project route.

  • Socioeconomics – Resource Report 5

    Williams has taken steps to ensure a positive socioeconomic impact on areas impacted by Northeast Supply Enhancement.

  • Geological Resources – Resource Report 6

    Williams has proposed several mitigation measures to significantly minimize or avoid potential effects of geological hazards on Project facilities.

  • Soils – Resource Report 7

    Williams has prioritized responsible soil management during all phases of the Northeast Supply Enhancement Project.

  • Land Use, Recreation & Aesthetics – Resource Report 8

    Williams has proposed several mitigation measures to significantly reduce or avoid potential impacts on intersecting land.

  • Air Quality & Noise – Resource Report 9

    Williams has worked to significantly minimize potential impacts on air and noise quality in the project area.

  • Alternatives – Resource Report 10

    Williams consistently collaborates with community members, landowners and organizations to consider the most responsible project route.

  • Safety & Reliability – Resource Report 11

    Williams has collaborated with the public to develop the safest, most efficient project route.

  • PCB Contamination – Resource Report 12

    Williams has helped lead remediation efforts at existing compressor stations with PCB-contaminated soil and has proposed mitigation measures to avoid potential impacts.

  • NESE Economic Impact Study

    authored by researchers at Rutgers University

  • Natural Gas and Renewables

    These two energy sources are allies, not competitors.


    Environmental Impact Statement assessing potential impacts of construction and operation of Northeast Supply Enhancement


    Environmental Impact Statement finding the construction and operation of Northeast Supply Enhancement to have minimal potential impacts.