Sustainably Growing our Future 2020 Annual Review We are Australian Gas Infrastructure Group (AGIG) One of ’s largest gas infrastructure businesses.

We own and operate infrastructure that delivers gas to Australian homes, businesses, and communities. We also deliver and store gas that supports the Australian economy for power generators, mines and manufacturers. We are taking active steps towards sustainable gas delivery today, and tomorrow. In 2021 we delivered Australia’s largest renewable gas production facility: Hydrogen Park . Our vision is to be the leading gas infrastructure business in Australia. We will achieve this by delivering for our customers, being a good employer and being sustainably cost efficient.

AGIG builds and operates energy infrastructure across the value chain and across the country. Our portfolio of companies delivers for customers across Australia.

DBP operates Western Australia’s principal gas transmission system. Australian Gas Infrastructure Developments (AGID) operates unregulated transmission pipelines, gas processing Contents and storage in Western Australia and the .

Message from the Chairmen 02

Message from the CEO 04

About AGIG 08 Operates gas distribution infrastructure in . Vision and Values 10

Our Role in the Gas Industry 12

Delivering for Customers 15

Highlights 30 Operates gas infrastructure (distribution and A Good Employer 35 transmission pipelines) in Victoria, South Australia, , and the Northern Sustainably Cost Efficient 45 Territory and Australia’s largest renewable gas production facility, Hydrogen Park South Australia. Operational Statistics 62

Tubridgi Gas Storage Facility, Western Australia 02 Message from the Chairmen

John Langoulant, Dampier to Bunbury Pipeline and We continue to pave the way with low-carbon gas leadership Significant focus has been placed on improving our Customer Australian Gas Infrastructure Developments (AGID) and achieved a significant milestone with production of hydrogen Satisfaction result, and we’ve had further improvement this year. It’s been another strong year of operational performance on our at Hydrogen Park South Australia (HyP SA) as part of commissioning In 2019 we increased our score from 6.9 to 7.5, and in 2020 we’ve transmission and storage assets. Safety has been outstanding and activities. When online in 2021, this Australian-first facility will reached a score of 7.9. This means that the enhancements and we’ve delivered positive outcomes for customers. demonstrate how renewable hydrogen can be produced safely and initiatives we’ve put in place are being received well by customers. reliably, blended into the natural gas supply and supplied to our In 2021 we are targeting further improvements. I’m pleased with the good advances in our process safety residential customers through the existing network. performance. Maintaining a level of zero Tier 1 and Tier 2 (gas loss) Early in 2020 we collaborated with industry peers to offer tariff As the Chairmen events is extremely important and an expected performance, whilst Our commitment to low-carbon gas doesn’t end at HyP SA, as relief and rebates to customers faced with financial hardship due to our record scores relating to Tier 3 and Tier 4 measures illustrate we’ve moved forward in delivering Hydrogen Park Gladstone (HyP COVID-19, as part of the Network Relief Package. This is something of the companies Gladstone) this year. In another Australian-first, this renewable continuous improvement and that our teams have embraced the we’re proud to be a part of and which aligns well with our company hydrogen facility is a step on from HyP SA, and wil