The ANR pipeline, owned by TransCanada Corp., delivers gas from Texas, the Oklahoma panhandle region, and Louisiana to the Midwest and Great Lakes region. With 6 billion cubic feet per day of system capacity (Bcf/d), the pipeline has two legs, one from Texas and the other from Louisiana, which meet near Chicago, according to Hart Energy Mapping and Data Services. TransCanada acquired the pipeline from El Paso Corp. in February 2007.

One of the largest interstate natural gas pipeline systems in the U.S., the pipeline runs a total of 9,600 miles. It has 75 compressor stations and 200 Bcf of seasonal storage, according to Hart Energy Mapping and Data Services.

Michigan Consolidated Gas Co. (ETS) is its highest transport customer with 575,000 dekatherms per day (Dth/d) of capacity; followed by ExxonMobil Gas & Power Marketing Co. with 260,000 Dth/d. The rest of the top 10 are Michigan Consolidated Gas Co. (FTS1) with 215,000 Dth/d; Shell Energy North America (US) with 157,000 Dth/d; ConocoPhillips Co. with 152,000 Dth/d; Wisconsin Public Service Corp. with 141,000 Dth/d; DPL Energy, LLC, with 140,000 Dth/d; BP Energy Co. with 130,000 Dth/d; EDF Trading North America, LLC, with 122,000 Dth/d; and Wisconsin Power & Light Co. with 121,000 Dth/d.

The Top Five storage customers on the ANR pipeline are EDF Trading North America, LLC, with 22.48 Bcf; Tenaska Gas Storage, LLC, with 15.49 Bcf; Centra Gas Manitoba Inc. with 14.70 Bcf; J. Aron & Co. with 12.03 Bcf; and Wisconsin Gas, LLC, with 8.48 Bcf.

Its top receipt point is at ANRPL Storage Facilities followed by St. John (W-E) - CFTP and Southwest Mainline. Its top delivery point is Wisconsin, following by SE2A/B-DEL (CAPGRP) and MLN (South End), according to Hart Energy Mapping and Data Services.

Contact the author, Rebecca Torrellas, at rtorrellas@hartenergy.com.