Access Arrangement for period 2025-2025 - Economic Regulation
On 1 April 2025, the ERA published its final decisions on the proposed revised access arrangement for the Dampier to Bunbury Natural Gas Pipeline. The ERA did not approve DBP’s proposed changes to the access arrangement and published a revised access arrangement and access arrangement information. ERA revised Access Arrangement Final Decision
Lifespan of Australia's longest gas pipeline slashed as
The Dampier to Bunbury gas pipeline is the longest in Australia. (Supplied: DBP) Energy Matrix consultant Michael Brooks, who has worked in the gas pipeline industry, said AGIG was also likely to be motivated by the commercial benefit of a shorter depreciation schedule because it would boost profits in the short term.
Dampier to Bunbury pipeline - WA
The Dampier to Bunbury Natural Gas Pipeline (DBNGP) corridor is an area of land that houses the high-pressure gas pipelines which supplies gas to heavy and light industry consumers, electricity generation and homes within Western Australia. Contents Overview Background Legislation Native Title Publications and maps Overview
Dampier Bunbury Pipeline | AGIG - Australian Gas Networks
SECWA operated the pipeline until its privatisation of sale in 1998. In 2004 it was purchased by DBP. During DBP’s ownership, $1.7bn has been invested into the DBNGP in meeting the energy needs of Western Australia, via separate expansion projects, Stages 4, 5A and 5B.
Customer Access | AGIG - Australian Gas Networks
DBP offers a number of pipeline services on the Dampier to Bunbury Natural Gas Pipeline (DBNGP) connecting natural gas producers, users and retailers across Western Australia.
- Who owns Dampier Bunbury Pipeline?
- Epic Energy owned and operated the pipeline for six years, eventually selling the pipeline in October 2004 to Dampier Bunbury Pipeline (DBP) Ltd, which is the trading name of the DBNGP group of companies. DBP had two institutional shareholders: D.U.E.T. (Diversified Utilities and Energy Trusts) (80%) and Alcoa (20%) up until 2017.
- What is the DBNGP pipeline?
- Constructed by the Western Australian State Government under the State Energy Commission Act 1979, the DBNGP is Australia's longest gas pipeline and one of Western Australia's most critical pieces of energy infrastructure.
- When was natural gas introduced into the DBNGP?
- Natural gas was introduced into the pipeline in 1984 when the first stage stretching from Dampier to Kwinana Junction was commissioned with throughput of about 240 TJ/d. In 1985 the pipeline was extended to Bunbury. The DBNGP has been in continuous operation ever since.
- What is the longest natural gas pipeline in Australia?
- The Dampier to Bunbury Natural Gas Pipeline (DBNGP) is the longest natural gas pipeline in Australia. It is 660 millimetres (26 in) in diameter, which also makes it one of Australia's largest in terms of transmission capacity. At the time of its commissioning in 1984, it was one of the longest gas pipelines in Australia.
- When did SECWA start supplying natural gas to Bunbury?
- In 1985 the pipeline was extended to Bunbury. The DBNGP has been in continuous operation ever since. As well as funding the pipeline project, SECWA was the foundation contract for the new supply of natural gas. SECWA entered into a long term contract with the North West Shelf Partners to purchase fixed volumes of gas.
- How much money has been invested in the DBNGP?
- During DBP’s ownership, $1.7bn has been invested into the DBNGP in meeting the energy needs of Western Australia, via separate expansion projects, Stages 4, 5A and 5B. As a result of these projects the pipeline capacity was increased by 60% with the pipeline now being 83% duplicated or “looped”.
