First gas found in the Perth Basin at Yardarino (near Dongara) by West Australian Petroleum Pty Ltd (WAPET), leading to the discovery of the Dongara Wodgina reservoir.

WA’s first gas pipeline is built by APA Group (Australia), the 416km Parmelia Gas Pipeline from Dongara to Pinjarra, and the first gas was produced for sale from the Dongara Wodginga reservoir.

Wandoo Petroleum formed, Mitsui’s first direct interest into exploration and production; then in 2004, Mitsui E&P Australia Pty Ltd (MEPAU) was formed to manage Mitsui’s oil and gas interests in Australia.

Mitsui E&P Australia formed to hold Enfield/Vincent offshore interests.

The Mitsui exploration and production interests across Australia and New Zealand were consolidated under MEPAU.

Kipper interest acquired by Mitsui E&P Australia.

Mitsui acquired ASX-listed AWE Limited, and the AWE business was fully integrated into MEPAU – this included AWE Perth Pty Ltd, now ‘MEPAU Perth Basin Pty Ltd’, which is the operator of the Waitsia Gas Project in Western Australia’s Mid West. Since the 1970s, AWE Perth Pty Ltd has been operating multiple oil and gas facilities in the Mid West region, including the now decommissioned Dongara Gas Field which supplied Perth’s gas from 1971.

Waitsia Project Stage 2 Final Investment Decision (FID) and commencement of Project construction.

MEPAU’s Carbon Solution Business launched and MEPAU acquired the carbon farming business, Outback Carbon, to develop carbon farming (ACCU) projects.

MEPAU commenced a joint feasibility study on Western Australian Carbon Capture and Storage (CCS) and low carbon ammonia opportunities with Wesfarmers Chemicals, Energy & Fertilisers Limited (WesCEF) and Japan Oil, Gas and Metals National Corporation (JOGMEC).

First property acquisition for carbon purpose; and first seedlings planted for a carbon project.

Successful CO2 Injection Assessment for the Cygnus (CCS) Hub in the Mid West, Western Australia.