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Air quality in the environment

Jun 28, 2024

Commitment to air quality

Ecopetrol, as a relevant player in the energy industry in Colombia, has a commitment to air quality for the well-being of Colombians, both from the point of view of health care and from the care of the environment.

An air quality roadmap was established in 2021, whose objectives are aligned with Ecopetrol's efforts in terms of fuels quality, to contribute to the  great aspiration of having clean air, aligned with the objectives of the World Organization for Health established in their Air Quality Guidelines.

 

The air quality roadmap establishes the implementation of best practices in terms of emissions management that includes:

  • Inventory of atmospheric emissions of criteria air pollutants¹, verified.

  • Definition of the target for the reduction of atmospheric emissions of criteria air pollutants and VOCs².

  • Air quality management based on the WHO Air Quality Guidelines.

  • Knowledge management and incorporation of technologies for the prevention, control and monitoring of criteria air pollutants emissions and air quality.

¹ Criteria Air pollutants: Particulate Matter (PM), Nitrogen Oxides (NOx), Sulfur Oxides (SOx), Carbon Monoxide (CO)
² VOCs: Volatile Organic Compounds

 

Strategic roadmap options 

 

  • Mitigation: it includes the assurance of compliance with criteria air pollutant emissions regulations in operations, having an emissions inventory updated and systematically verified, supported by systematic measurements and the definition of emissions reduction goals based on initiatives and projects in prioritized areas.
  • Prevention: involves a comprehensive air quality management program to identify and prioritize the most sensitive areas, based on world-class standards, implementing low or zero emission technologies in existing operations and in new projects, and monitoring systems of emissions and air quality in real time, leveraged on technology.
  • Collective Action: through cooperation schemes with environmental authorities of urban centers, to manage knowledge and technological applications, which allow the development and articulation of strategies for monitoring, surveillance, and improvement of air quality.

 

Great aspiration of Ecopetrol to 2050

 

Reduce our emissions of criteria air pollutants to world-class standards and contribute to the improvement of air quality to protect the health in our environment, leveraged on the consistency and systematic updating of the Emissions Inventory of criteria air pollutants in the assets operated by Ecopetrol.

 

Ecopetrol progress in 2023

 

In 2023, progress was made on the following elements of the Air Quality Roadmap, especially:

  • The implementation of Greenhouse Gas reduction initiatives has had a co-benefit in reducing emissions of Criteria Air Pollutants and VOCs, achieving reductions of 3,500 tons of VOCs, 700 tons of NOx and 130 tons of SOx, exceeding by more than 20% the established targets.
  • Methodological and regulatory evaluation of air quality monitoring and measurement of emissions from stationary sources.
  • Prioritization of emission sources of criteria air pollutants and Volatile Organic Compounds, based on the assessment of risks for the air quality in the operational surroundings, in order to evaluate initiatives that allow mitigating these risks and their potential impacts.
  • First steps of a pilot for continuous air quality monitoring network based on low-cost sensors at the Cartagena Refinery, initially focusing on particulate matter, with the possibility of extending it to other pollutants.

 

Legal and regulatory compliance

 

  • Quality and rigor of monitoring. Methodological and regulatory assurance of air quality monitoring and measurement of emissions from stationary sources, to ensure the reliability of the results.
  • Permanent analysis of results and trends.
  • Strengthen monitoring and modeling of air quality leveraged on innovative technology.

To establish the effectiveness of the measures adopted in terms of air quality around the operation, two types of monitoring are performed:

  • On the one hand, measurements are taken of the concentration of criteria air pollutants emissions in the main emission sources, to establish that there are no significant increases that could put air quality at risk.
  • At the same time, air quality monitoring is carried out, establishing the concentrations of the criteria air pollutants present in the air around the operation. In some key areas, continuous monitoring is carried out to manage interventions in an agile and timely manner.
  • At Ecopetrol, annually, emissions from more than 200 stationary sources are measured and air quality is monitored in more than 250 stations around operation.

 

Integration of air quality initiatives with climate change strategy, alternative energy and sources, and fuels quality

 

  • Fugitive Emissions and Venting Management Strategy.
  • Flaring reduction.
  • Energy efficiency.
  • Renewables energy sources.
  • SOx emissions control project in GRB.
  • Other technological reconversion and digital transformation initiatives.

 

 

How we manage air quality in our environment

To achieve the objectives in this topic, we constantly review best practices, actively participate in initiatives that seek improvements in air quality and use monitoring as a management lever. This is how, based on reports to interested parties such as the Dow Jones Sustainability Index (DJSI), Carbon Disclosure Project (CDP), Sustainalytics, among others, and the standards of organizations such as GRI and IPIECA, have allowed the company compare and evaluate its comprehensive management in terms of air quality with respect to the best practices and global trends in the Oil & Gas sector, and update its internal policies and procedures.

Best practices in air quality

 

 

Emissions inventory

The consolidation and updating of the criteria air pollutants emissions inventory is performed systematically, incorporating updated methodologies for their quantification and validation, taking as a reference the best practices recommended by international entities such as the United States Environmental Protection Agency (EPA) and the European Environmental Agency (EEA), among others.

 

Upstream criteria air pollutants emissions per oil & gas production

Source: Ecopetrol, HSE Vice presidency.

 

Downstream criteria air pollutants emissions per refined barrels

Source: Ecopetrol, HSE Vice presidency.

 

 

 

 

 

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