Tallgrass and AGL Resources Conclude Non-Binding Open Season on Proposed Prairie State Pipeline

LEAWOOD, Kan. & ATLANTA--(BUSINESS WIRE)--Tallgrass Development, LP (“Tallgrass”) and AGL Resources Inc. (“AGL Resources”) announced today that they have successfully concluded the non-binding open season for their proposed Prairie State Pipeline. The pipeline is designed to move natural gas from supply connections in central Illinois to the Chicago Market Center and points in between. Prairie State Pipeline is being jointly developed by Tallgrass and AGL Resources, and is expected to have ownership participation by both companies should binding commitments be finalized with interested market participants.