EO1 is a transmission pipeline located in central Queensland. The pipeline is owned by the Queensland Gas Company (QGC).
The EO1 pipeline connects the Windibri central processing plant (CPP) with the Roma to Brisbane Pipeline (RBP).
EO1 is currently a non-scheme pipeline, and is subject to the access regime for non-scheme pipelines under Chapter 6A of the NGL and Part 23 of the NGR. On 26 February 2018, the AER granted a 5 year category 1 and category 2 exemption under Part 23 of the NGR for the EO1 pipeline.