Exploration and production to guarantee the energy needed by society

We operate in exploration and production of oil and gas in Brazil keeping our commitments for sustainability
Oil platform at sea. There is an employee with safety PPE in one of the corridors.

Our operation in deep and ultra-deep waters

The carbon emission intensity of our oil is 9.7 KgCO2e per barrel of oil equivalent. Our oil has a carbon intensity lower than the global industry average. We seek. Our investments aim to meet energy market demands while respecting climate commitments and regulations.

But, after all, how oil is extracted offshore?

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1. Exploration

In the O&G industry, exploration and production are essencial for business. And it all starts with acquiring the exploration rights of some area. In Brazil, oil exploration contracts are governed by three Regulatory Frameworks: concession, production sharing and transfer of rights.

With this in hand, we begin studying the area through geological and geophysical assessments. And we go deep: our geoscientists analyze everything from the local tectonic movements and the behavior of fluids—oil, gas, and water—in the reservoir, to the characteristics of the region’s rocks, to understand how and when they were formed. Once all this is done, we use advanced technology to identify the most likely locations to find oil and the ideal positions for a first well.

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2.  Production Development

At this stage, we begin planning and contracting the production systems, including platforms, subsea systems, drilling and interconnection of wells, and more.

By evaluating natural, maritime, and economic variables, new questions and decisions arise: how many wells will be drilled? What will be the best artificial lift system to use? What type of platform will be installed?

After planning and executing these details, we start oil production.

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3. Production:

Finally, we are ready to produce oil. In practice, production consists of extracting oil, natural gas, and water from the producing wells using platforms specifically designed for this purpose. Then, we transport the fluids to a system where they are separated and treated to be used or reinjected.

And what happens when a production system comes to an end?

We study viable solutions to act responsibly from the beginning to the end of the production cycle. In order to do this, we use a lot — A LOT! — of technology to perform the decommissioning of our platforms in a way that is safe for people and the environment.

Where does the Petrobras oil come from?

Campos Basin

Santos Basin

Other Basins

Campos Basin

Here, at Campus Basin, we developed technology for exploration and production in deep and ultra-deep waters. The region is one of the main and most productive offshore oil and gas basins in the world since the 1970s.

It was the birthplace of several innovations that revolutionized the global market and made us great offshore oil and gas producers.

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Santos Basin

The Santos Basin has always been ahead of its time. Our first activities in the region began in the 1970s, but the technology and knowledge of the time limited our oil production potential. The solution, then, was to pause our operations and develop our own pioneering technologies and establish partnerships.

Decades later, we returned to invest in drilling and well production in the Santos Basin. In 2009, we produced the first pre-salt oil in the Basin, which currently comprises the largest producing fields in the country, such as Tupi and Búzios.

Check out some of the main oil fields in the Santos Basin

Búzios Field

Tupi and Iracema Field

Mero Field

National presence that becomes a world reference

In addition to the Campos and Santos basins, we also explore and produce oil and gas in 17 other important basins in Brazil. In total, there are more than 100 production platforms installed.

We explore in search of new discoveries

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FPSOs: the ultimate and most modern oil production system

After extraction, the oil needs to go through a process for treatment, collection and shipment to logistics terminals. With the creation of FPSOs, all of this is done at high seas.

FPSOs are floating production, storage and transfer units, and their acronym means: Floating, Production, Storage and Offloading. As they do not require the installation of oil pipeline infrastructure, because they transfer oil to tankers, FPSOs have become the most efficient and modern alternative to supply the energy demand.

​​​​​​​We are investing in the deployment of 8 new production systems from 2026 to 2030, with 7 already under contract. Additionally, there are another 10 projects from 2030 onwards. We operate as the operator of all these fields, with the exception of Raia, operated by Equinor.

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Use of FPSOs to explore pre-salt

The pioneering spirit of the units is also focused on sustainability. A growing number of Petrobras FPSOs already use CCUS and Hisep technologies to separate CO2 from extracted oil and reinject it directly into the soil. This process considerably reduces the release of greenhouse gases (GHG) into the atmosphere, and it also increases the productivity of oil wells.

Currently, the 23 platforms operating in the pre-salt fields are equipped with technologies to reduce carbon emissions, increasing production efficiency. In addition, pre-salt fields have lower emissions than the global average. The resilience of low-cost, low-emission oil production will secure the resources needed for a fair and sustainable energy transition.

Energy Transition Challenges

The energy transition presents challenges related to social inclusion and environmental sustainability. Exploration and Production (E&P) activities need to reconcile economic objectives with improved carbon efficiency in our E&P operations.
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Between 2015 and 2024, we have already achieved a 26% reduction in GHG emission intensity in E&P activities. This result comes from actions related to energy efficiency improvements, loss reduction and greater gas utilization with reduced flaring, as well as improvements in emissions accounting and inventory.

Energy transition and security are priorities for the global energy industry

Just energy transition must reduce both environmental and social impacts of our activities. 

​​​​​​​We expanded our E&P areas and transformed our operations to ensure that everyone has opportunities to access energy, considering cost, distribution infrastructure and a minimum adaptation time. 

Our strategic planning sees the new E&P frontiers as fundamental activities to meet energy demand, while providing resources for a fair, safe and accessible transition in low carbon energy generation. 

Glossary - Do you have any doubts about any term? We explain below