The Bonaparte Gas Pipeline (BGP) and Wadeye Lateral are transmission pipelines which operates across the Northern Territory. The lateral connects to the Bonaparte Gas Pipeline and is used to supply the Wadeye Power Station. The pipelines are owned and operated by Energy Infrastructure Investments (EII) Pty Limited. The APA Group has a 19.9 per cent interest in Energy Infrastructure Investments, while Marubini holds 49.9 per cent interest and Osaka Gas holds 30.2 per cent interest.
The BGP is 286 km in length, has a nominal diameter of 300 mm, and has a capacity of 108 TJ/day. It transports gas from Wadeye to the Amadeus Gas Pipeline at Ban Ban Springs in the NT. The gas is sourced from the offshore Blacktip gas field in the Bonaparte basin. The BGP was commissioned in 2008.
The Wadeye Lateral is 0.4km long, has a nominal diameter of 100mm and has a daily capacity of 2.7 TJ. The Wadeye lateral powerstation and facitlities were commissioned in 2015.
The BGP and Wadeye Lateral are currently a non-scheme pipelines, and are subject to the access regime for non-scheme pipelines under Part 10 of the National Gas Rules (NGR). It was previously subject to the access regime for non-scheme pipelines under the former Part 23 of the NGR, which was replaced by Part 10.
The AER has granted the following exemptions for the BGP and Wadeye Lateral:
- On 3 January 2018, a five year Category 2 exemption under Part 23 of the NGR.
- On 30 November 2022, a further five year Category 2 exemption under Part 23 of the NGR. Due to reforms to the NGR, the exemption transitioned to a Category 2 exemption under Part 10 of the NGR.