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The Williston Basin pipeline system spans major portions of North Dakota, South Dakota, Montana and Wyoming. Storage working gas capacity of approximately 193 billion cubic feet provides customers with enhanced daily and seasonal deliverability and greater ability to access best-cost natural gas supplies throughout the year.

Additional data and maps can be downloaded from the National Pipeline Mapping System.

Pipeline operators are allowed access to their own pipeline data only.  OPS is committed to providing pipeline related data to pipeline operators complying with integrity management programs and to community officials.

Pipeline operators and local, state, and Federal government officials wishing to access pipeline, LNG, or breakout tank data should send requests to npms-nr@mbakercorp.com with "Pipeline Data Request" in the subject line of the email.