The power production industry plays a crucial role in driving the economy and is one of the primary sectors placed under scrutiny for causing climate change. CKPower places emphasis on renewable energy in its power generation in order to mitigate environmental impact on the macro level, in line with the increased concern over the health of the environment and natural resources of the international community.
In addition, CKPower devises business strategies in response to such trends to better accommodate eco-friendly business management each year and adjusts its business operations in compliance with the increasingly stringent laws and requirements of the regulatory bodies. In response to such challenges, it is vital for CKPower to improve its engineering knowhow, develop the capabilities of its employees, and adopt advanced green technologies to ensure its sustainable growth.

Operational Guidelines

CKPower is committed to investing in renewable energy projects, including hydroelectric power plants and solar power plants, which constitute 89% of the production capacity. Despite its cogeneration power plants, which can produce both electricity and steam and is powered by natural gases, the Company strives to develop a production process that emits low pollution and can reduce GHG, maximize resource efficiency, minimize environmental impacts, elevate its innovation and technology for environmental quality inspection to the legally-mandated and international standards, as well as disseminate knowledge to employees as well as external stakeholders.


01 Emphasize investment in clean and renewable energy projects

02 Manage resource to maximize benefits and minimize environmental impacts

03 Develop knowledge, innovation, and technology to monitor environmental quality, ensuring compliance with legal requirements and striving for international standards

04 Co-develop resource management know-how with stakeholders for sustainable development and conservation within communities

CKPower has formulated an environmental policy and social and environmental guidelines and has obtained ISO 14001:2015 accreditation for its environmental management systems. In addition, all of CKPower’s plants have undergone environmental impact assessments, consisting of a stakeholder engagement process on relevant environmental issues, impact mitigation and prevention, and impact remediation. Every power plant has been given approval to operate from relevant regulatory bodies, and CKPower reports its performance as specified in the environmental impact prevention and mitigation measures and environmental impact inspection measures.

Environmental Policy

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Social and Environmental Guidelines

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Long-term Target
Short-Term Target


CKPower recognizes the importance of operating a sustainable electricity producing business that minimizes environmental, natural resource, and community impacts or seeking ways to mitigate such impacts. As such, it focuses on investing in clean and renewable energy-based power projects that cause minimal pollution and utilize resources efficiently in production, such as hydroelectric, solar, and combined cycle power plants. CKPower also selects cutting-edge, eco-friendly technology to achieve balance between business and environmental protection in accordance with sustainable development guidelines.

Environmental Complaint Management

CKPower is committed to complying with laws, regulations, and environmental standards in business operations that involve community and stakeholder participation. It maintains a transparent approach, allowing continuous monitoring and verification. CKPower has implemented a process to engage with the community to seeking feedback on environmental and social issues. In addition, CKPower has established an audit committee comprising representatives from government agencies and community members. This committee is responsible for monitoring and evaluating environmental performance.

From the beginning of operations until 2022, CKPower and subsidiaries have not received any environmental complaints from the communities regarding power plants or activities that have not been resolved. Additionally, there have been no violations of environmental laws or regulations, and no fines or penalties have been imposed for environmental non-compliance.

INDICATOR 2019 2020 2021 2022
Number of environmental complaints (cases) 0 0 0 0
Number of resolved environmental complaints (cases) 0 0 0 0
Violations of environmental laws or regulations (cases) 0 0 0 0
Fines or penalties related to violations of environmental laws or regulations (THB) 0 0 0 0
Fines or penalties related to anticipated violations of environmental laws or regulations within the current year (THB) 0 0 0 0

Water Management

CKPower’s water management approach is comprehensive and aimed at ensuring a sustainable and efficient use of this critical resource in its power generation activities. Given that hydroelectric power accounts for over 80% of its total power generation, CKPower recognizes the importance of monitoring water sources to prevent shortages, reducing water consumption and promoting water efficiency, as well as ensuring compliance with the required standards for discharged water across all its buildings and areas of operation.

Monitoring the water sources for the production

CKPower has established a process for monitoring the water sources for the production of each power plant and taken into account factors for water shortage in each locality by conducting a risk analysis based on the AQUEDUCT Water Risk Atlas, developed by the World Resources Institute (WRI), in order to identify areas experiencing water stress and establish suitable water management for each context. The Company also studies impact on its production and the water consumption of local communities as well as promotes the participation of local residents and government agencies in engaging in water conservation from upstream to downstream, establishing preventive and mitigation measures, and defining water management targets. CKPower has also developed innovations and deployed them in the main inlet valve adjustment project and put in place measures to maximize water efficiency, such as the production system improvement.

  • Cogeneration Power Plants: As they are located in industrial estates, these power plants utilize the water supply system of the industrial estates, and the wastewater is treated by their contractor. CKPower has prescribed the quality of the effluent in compliance with legal requirements and the water quality standards prescribed by the industrial estates.
  • Hydroelectric Power Plants: These power plants utilize both surface and underground water sources for the consumption of their employees. Additionally, water is reused in the facilities before being discharged. The quality of the effluent is controlled to ensure it complies with legal requirements.
  • Solar Power Plants: These power plants rely on a water supply system that draws water from surface sources and reuse water within the facilities. The quality of the effluent is controlled to ensure it complies with legal requirements.
Water Management Performance
INDICATOR 2019 2020 2021 2022 TARGET 2022
Total water consumption or water withdrawal from water stress areas (megaliters) 0 0 0 0 0
INDICATOR 2019 2020 2021 2022 TARGET 2022
Total water consumption or water withdrawal from all areas (megaliters) 2,033.15 1,910.00 1,722.86 10,621.261 11,155.00
INDICATOR 2019 2020 2021 2022 TARGET 2022
Total water consumption (megaliters) 1,625.34 1,528.56 1,378.30 1,579.30 1,660.00

Remark: CKPower expanded the scope of waste indicator data collection to cover Xayaburi Hydroelectric Power Plant, Nam Ngum 2 Hydroelectric Power Plant and its headquarters for the first time in 2022.

As one of CKPower’s initiatives aimed at enhancing water efficiency and reducing loss, this project seeks to retrieve wastewater for reuse before discharging. In 2022, this project reduced the amount of effluent and the make-up water of the cooling systems more than 54,350 cubic meters, or 54.35 million liters, and saved over THB 2.7 million in costs.

CKPower organized a campaign to promote water efficiency awareness among employees and encourage to take part in the initiative, with the goal of reducing water usage in the office building. In 2022, the program successfully reduced water consumption by approximately 220,000 liters, a 47% decrease compared to the previous year, and saved 5,598.25 baht in expenses.

Waste Management

CKPower has implemented waste management protocols to minimize direct and indirect environmental and social impacts of hazardous and non-hazardous waste. These protocols are applied to all of the Company’s activities, both in its offices and power plants. The aim is to reduce the amounts of resources consumed and waste generated, and to ensure that waste is reused in accordance with circular economy principles. Each type of waste is managed correctly and appropriately, and training on proper waste management is provided to employees. The Company is committed to complying with relevant regulations in this area.

Waste Management Performance
INDICATOR 2019 2020 2021 2022 TARGET 2022
Total waste generated (Metric ton) 42.70 95.96 130.86 136.16 150
Total non-hazardous waste generated (Metric ton) 14.82 87.16 114.11 120.53 130
Total hazardous waste generated (Metric ton) 27.88 8.80 16.75 15.62 20

Remark: CKPower expanded the scope of waste indicator data collection to cover its headquarters for the first time in 2022.

CKPower joined forces with the Scholars of Sustenance Foundation and Green2Get Co., Ltd. to launch the Grow Green Hero Project, aimed at raising awareness and educating employees on proper waste management. The project focused on addressing waste problems, proper waste management from upstream to downstream, and the creation of added value to waste, in order to expand towards projects and activities where everyone could take part in reducing waste continuously and sustainably.

As part of the project, change leaders known as “Grow Green Heroes” were developed to promote proper waste management. The participating employees were divided into groups to collaboratively develop waste management projects that could be applied to their organizations and lead to tangible changes. An ideation workshop was also held. The winners were given budgets to further develop their projects for deployment in 2023.

In 2022, the project produced a total of 23 Grow Green Heroes to drive waste management in their respective organizations.The project aims to reduce waste continuously and sustainably, while promoting environmental stewardship and responsibility among CKPower’s employees 23 persons.

CKPower has initiated the Waste Sorting Bin Program to ensure that waste in its offices is properly sorted and recycled or disposed of appropriately, to add further value to the waste. The following six categories of waste bins have been placed at various points within the offices:

The weight of each type of waste is recorded as comparison data for determining the reduction of waste in the future, and employees are encouraged to learn how to separate waste at the source. To this end, knowledge and understanding of the types and proper sorting of waste have been instilled in employees and executives through the training activity on CKPower Academy mobile application. In 2022, employees were able to separate waste correctly, enabling proper disposal and generating further value from the waste.

CKPower launched the Paper-X Project with the aim of reducing waste and maximizing paper recycling and reuse. The project was initiated to reduce 1,000 kilograms of waste paper, which was divided into three types

(1) white paper

2) cardboard/brown paper

3) others

for proper recycling and distribution to schools in the vicinity of CKPower’s power plants. The project was successful in enabling employees to sort waste paper correctly, reducing resource consumption in paper production, and supporting local education.

In 2022, CKPower was able to enter a total of 2.02 tons of sorted used paper into a proper recycling process, which was produced into 30 reams of paper to be distributed to the schools around its power plants, namely Bangpa-in School, Wat Prem Preecha School, Chumchon Wat Kampang School, Ban Plub School, Chaofasang School, and Wat Rat Sattatham School in Ayutthaya, thus reducing resources for white paper production. The total paper produced was valued at THB 2,700, amounting to 1.26 trees, 519.17 liters, 28.18liters of fuel, and 296.67 kWh of electricity saved. The Paper-X Project demonstrated CKPower’s commitment to waste reduction and recycling while supporting local education, contributing to the Company’s sustainability efforts.

CKPower has implemented the “Think Before You Print Project” to encourage employees to reduce the printing of color documents and promote awareness of sustainable practices. The goal of the project is to reduce color document printing by 35% per person. In 2022, CKPower achieved a 42.27% reduction in color document printing compared to the previous year. The company communicated the successful outcome to employees at all levels to foster morale and encourage continued cooperation in improving sustainability efforts in the future.

Bangpa-in Cogeneration Power Plant has undertaken the improvement of its machinery lubrication injection system to increase efficiency and match the actual consumption level, thus significantly reducing the amount of lubricant used and hazardous waste generated. In 2022, the power plant effectively reduced the amount of lubricant used and hazardous waste produced by approximately 8,151 liters per year, thus saving around Baht 125,460 per year in cost of lubrication and waste oil disposal, cost savings of approximately 885,952 baht in energy expenses also reduce greenhouse gas emissions 110 tons of carbon dioxide equivalents per year.

CKPower launched the ReFun Machine Project as part of its efforts to promote proper waste separation as well as educate employees on each type of waste and ask for their cooperation in reducing plastic waste by collecting used plastic bottles to be recycled and processed into various products for Wat Chak Daeng Community. The project not only reduces waste and adds value to plastic bottles but also generates income and creates jobs for local residents. The products from Wat Chak Daeng Community were also given to children, the elderly, and local residents around the power plant as part of community engagement and CSR projects. In 2022, the ReFun Machine Project successfully collected 1,193.21 kilograms of PET bottles, equivalentto 41,0452 bottles. These bottles were transformed into 500 cloth bags for use as disaster relief care packages, which were given to victims of natural disasters and children. Additionally, the project generated THB 25,000 in revenue for the Chak Daeng Temple Community. This project not only contributes to waste reduction and environmental sustainability but also fosters community engagement and generates social and economic benefits for local communities.

The Xayaburi Hydroelectric Power Plant initiated the Biowaste Soil Conditioner Project, to reduce the amount of waste generated, create added value, and reduce GHG emissions from incineration. The project involved sorting biodegradable waste, such as food scraps and fruit peels, from kitchens and canteens and subjecting them to biodegradation into a soil conditioner for use in vegetable patches in the area of operation and employee accommodations.

In 2022, CKPower produced 526 kilograms of soil conditioners from a total of 9.20 tons of non-hazardous waste. The project not only provided employees organic pesticide-free vegetables but also reduced food ingredient expenses both for the power plant kitchen and the employees’ households.

Air Pollution Management

CKPower prioritizes renewable energy sources, such as hydropower and solar power, which do not involve the burning of fossil fuels or emit air pollutants, for over 80% of its total power generation. For the Bangpa-in Cogeneration Power Plant, which is a combined-cycle power plant using natural gas as fuel, CKPower has chosen gas turbines equipped with Dry Low NOx Burner (DLE) technology. This technology enables the control of nitrogen oxides (NOx) emissions to be within the limit of 25 parts per million (PPM). It achieves this by controlling the maximum flame temperature through the precise control of fuel-air mixture before entering the combustion process. Additionally, the gas turbine technology is known for its high efficiency, resulting in fuel savings.

To ensure compliance with environmental regulations and standards, CKPower monitors and measures the air quality at its power plants through continuous emission monitor systems (CEMs), which are installed at the flare stacks and show results in real time. The Company also discloses the results of it’ss air quality inspection as stipulated in its environmental impact monitoring and inspection measures in environmental impact assessment (EIA) reports twice a year. In 2022, the air quality at the power plants was above the legally required standard across all categories

Air quality Performance
INDICATOR 2019 2020 2021 2022 TARGET 2022
The amount of NOx emitted (Metric ton) 600.64 597.77 598.91 636.07 750
The amount of SOx emitted (SOx) (Metric ton) 18.56 17.26 24.40 34.19 231
The amount of Particulate Matter emitted (PM) (Metric ton) 25.83 21.89 33.91 28.98 88

Remark: The Company had other air emissions only from the Bangpa-in Cogeneration power plant.