India’s Data Centre Water Challenge 2026: What Sustainable Growth Means for Your Business & the Environment

📖 32 min read · 6,318 words

Imagine you’re a small business owner in Pune, running a thriving online store selling handcrafted Kolhapuri chappals. Your website hums along, your payment gateway processes transactions smoothly, and your inventory management system keeps track of every pair – all thanks to the digital infrastructure humming away in data centres across India. You’re riding the wave of Digital India, seeing your business grow beyond your wildest dreams. But have you ever stopped to think about what powers that digital wave, beyond just electricity? What if the very growth enabling your business also puts a strain on a resource as fundamental as water, right in your backyard?

Key takeaways * India’s data centre capacity is exploding, but so is its demand for water. * The government is now actively looking at policies to manage this water consumption. * This shift creates both new regulatory challenges and significant business opportunities for you. * Investing in water-efficient cooling and management solutions isn’t just good for the planet; it’s smart business. * New jobs and ventures in sustainable tech are emerging across all tiers of the digital economy.

Why this matters right now

The digital backbone of India is expanding at an incredible pace. Reports indicate that India is set to add a massive 3,860 MW of data centre capacity by 2030, requiring an estimated investment of USD 29.9 billion. Cities like Mumbai are leading this charge, becoming major hubs for this growth. This isn’t just about big tech companies; it’s about the infrastructure that supports every UPI transaction, every online class, every government service you access, and every e-commerce order you place or fulfill.

But here’s the catch: data centres are incredibly thirsty. They need vast amounts of water, primarily for cooling their servers and equipment to prevent overheating. As more data centres come online, this demand for water escalates, putting pressure on local water resources, especially in regions already facing scarcity. This isn’t a problem for tomorrow; it’s a challenge the government is directly addressing right now. Just this week, the government has begun to address these significant water use concerns related to India’s data centre growth.

For you, whether you’re a small business owner, a student looking for future job prospects, or a creator building your digital presence, this shift is crucial. If you’re planning to build a data centre, or supply services to one, you need to understand that water efficiency is no longer just a ‘nice-to-have’ but a critical factor that will likely be influenced by new policies. Ignoring this could mean regulatory hurdles, increased operational costs, or even project delays down the line.

On the flip side, this challenge opens up a massive opportunity. The demand for sustainable cooling technologies – think advanced liquid cooling, evaporative cooling systems that recycle water, or even air-side economizers that use ambient air – is set to skyrocket. This isn’t just for large corporations. Small and medium enterprises (SMEs) can step in to provide innovative solutions, maintenance services, or even develop new technologies.

Consider the ripple effect:

• For small businesses (Tier 1-3): If you’re in manufacturing, can you pivot to produce components for water-efficient cooling systems? If you’re a service provider, can you offer specialized maintenance for these new technologies? Even a local plumbing business could find new avenues in installing and maintaining water recycling systems for data centres.

• For job-seekers: There will be a growing need for engineers, technicians, and consultants specializing in sustainable data centre design, water management, and green IT. Learning these skills now could give you a significant edge.

• For creators: The need for awareness and education around sustainable practices in tech will grow. Can you create content, training modules, or even design tools that help businesses understand and implement water-saving measures?

This isn’t just about environmental responsibility; it’s about future-proofing your business and career in a digitally advanced India. The government’s focus on water efficiency means that businesses that integrate sustainable practices will likely gain a competitive advantage, potentially benefiting from incentives or avoiding future penalties. The time to understand and adapt to this evolving landscape is now, before the policies become mandates and the opportunities become crowded.

The Cascade: Who Gains, Who Loses, and When

The government’s direct attention to data centre water consumption isn’t just a fleeting headline; it’s the start of a significant shift that will send ripples through the entire digital ecosystem. This isn’t about a single policy, but a cascade of consequences that will redefine how data centres are built, operated, and serviced in India. Understanding this flow is key to positioning your business or career for success.

The Regulatory Ripple: New Rules on the Horizon

Expect the government to move beyond just “addressing concerns” to implementing concrete measures. While specific policies are still taking shape, the direction is clear: water efficiency will become a non-negotiable aspect of data centre operations.

You’ll likely see a combination of approaches:

• Mandatory Water Efficiency Standards: Just like energy efficiency ratings for appliances, data centres might soon face specific water usage effectiveness (WUE) benchmarks. This means new data centres might need to demonstrate a certain level of water efficiency to get approvals, and existing ones could face targets for improvement. The Bureau of Energy Efficiency (BEE) already plays a role in energy efficiency, and it’s plausible they, or a similar body, will extend their purview to water.

• Incentives for Green Technologies: To encourage adoption, the government could offer subsidies, tax breaks, or preferential loans for data centres that invest in advanced water-saving cooling systems, rainwater harvesting, or wastewater treatment and recycling plants. Think about how schemes like the Production Linked Incentive (PLI) have boosted manufacturing; similar mechanisms could emerge for green data centre tech.

• Water Audits and Reporting: Data centres might be required to regularly audit and report their water consumption, making transparency a key component. This data would then inform future policy decisions and allow for public scrutiny, pushing operators towards better practices.

• Local Water Resource Management: In water-stressed regions, you might see restrictions on new data centre developments unless they can guarantee a sustainable, self-sufficient water supply or demonstrate minimal impact on local resources. This could mean a shift in where new data centres are strategically located, favouring areas with abundant water or water infrastructure.

For you, this means that if you’re planning a data centre project, water management needs to be a core part of your initial design and financial planning, not an afterthought. If you’re a supplier, these upcoming regulations will dictate the demand for your products and services.

Business Transformation: Shifting Sands for Industry Players

This regulatory push will fundamentally alter the business landscape for everyone involved with data centres.

Data Centre Operators: Balancing Costs and Compliance

For existing data centre operators, the immediate challenge will be retrofitting and upgrading older infrastructure to meet new standards. This means upfront capital expenditure (CapEx) for new cooling systems, water treatment plants, and potentially even redesigning parts of their facilities. Operational expenditure (OpEx) might also see an initial increase due to maintenance of new systems or the cost of treated water. However, in the long run, reduced reliance on municipal water supplies could lead to significant cost savings, especially as water prices are likely to rise. Those who adapt quickly will gain a competitive edge, potentially attracting clients who prioritize sustainability or face fewer regulatory hurdles.

For new data centre builds, water efficiency will be baked into the design from day one. This means higher initial investment in sustainable technologies, but also smoother regulatory approvals and lower long-term operational costs. Companies that can demonstrate superior water management will be seen as more reliable and future-proof, making them attractive to investors and clients alike.

Technology Providers: A Boom for Sustainable Solutions

This is where the biggest gains will be seen for many businesses. The demand for innovative water-saving technologies is set to explode.

• Advanced Cooling Systems: Forget traditional air-conditioning. We’re talking about liquid immersion cooling, which uses dielectric fluids to cool servers directly and is significantly more efficient than air cooling. Also, evaporative cooling systems that recycle water more effectively, and air-side economizers that ambient air temperatures will see massive uptake. If you’re a manufacturer or distributor of these systems, get ready for a surge in orders.

• Water Treatment & Recycling: Businesses specializing in wastewater treatment, greywater recycling, and rainwater harvesting systems will be in high demand. Data centres will need solutions to treat their cooling tower blowdown water and reuse it, or to capture and treat rainwater for their operations. This is a huge opportunity for environmental engineering firms and equipment suppliers.

• Monitoring & Management Software: As water efficiency becomes critical, so will the ability to monitor, analyze, and optimize water usage in real-time. Companies developing smart water management platforms, IoT sensors, and AI-driven analytics for data centres will find a ready market.

• Consulting & Auditing Services: With new regulations, data centres will need experts to help them navigate compliance, conduct water audits, and design sustainable solutions. Environmental consultants, green building specialists, and data centre efficiency experts will see their services become indispensable.

Construction & Infrastructure: Building Green

The construction sector will also feel the impact. There will be a growing need for contractors and architects with expertise in green building practices specifically tailored for data centres. This includes designing for efficient water use, integrating rainwater harvesting, and planning for on-site water treatment facilities. If you’re in construction, developing these specialized skills now will make you a preferred partner for future projects.

SMEs & Startups: Niche Opportunities and Innovation

This isn’t just a game for large corporations. Small and medium enterprises (SMEs) and startups have a unique opportunity to innovate and fill niche gaps.

• Component Manufacturing: Can your small manufacturing unit pivot to produce specialized components for liquid cooling systems or water filtration units?

• Installation & Maintenance Services: As new technologies are adopted, there will be a massive need for trained technicians for installation, routine maintenance, and repair of these complex systems. A local plumbing business, with some specialized training, could find a new, high-value service offering.

• Local Water Solutions: Startups could develop localized, cost-effective water treatment solutions specifically for smaller data centres or edge computing facilities.

• Training & Certification: With new skills in demand, businesses offering specialized training and certification programs in sustainable data centre operations and water management will thrive.

This shift creates a fertile ground for innovation, and government schemes like Pradhan Mantri Mudra Yojana (PMMY) could be instrumental for SMEs looking to enter this space. A small business looking to manufacture components for water recycling systems, for instance, could potentially access a Shishu loan (up to Rs 50,000) for initial setup or a Kishore loan (up to Rs 5 lakh) for expanding operations. For more significant investments in R&D or larger-scale manufacturing, a Tarun loan (up to Rs 10 lakh) or even the newer Tarun Plus (Rs 10-20 lakh, introduced Oct 2024) could provide the necessary capital.

The Job Market Evolution: Skills for a Sustainable Future

For students and job-seekers, this is a clear signal: skills in sustainable technology and water management will be highly valued.

• Engineers: Mechanical, electrical, and environmental engineers with expertise in HVAC, fluid dynamics, water treatment, and green building design will be in high demand.

• Technicians: Specialized technicians for installing, maintaining, and troubleshooting advanced cooling systems, water recycling plants, and smart monitoring equipment.

• Data Scientists & Analysts: Professionals who can analyze water usage data, identify inefficiencies, and optimize systems using AI and machine learning.

• Consultants: Experts in regulatory compliance, sustainability reporting, and green data centre design.

• Researchers & Developers: Those who can innovate new materials, processes, and technologies for even greater water efficiency.

Investing in courses, certifications, or apprenticeships in these areas now will give you a significant advantage in the evolving job market.

Community & Environment: The Local Impact

Beyond the business implications, the ultimate goal of these policies is to ensure sustainable growth for India’s digital infrastructure without compromising vital natural resources.

• Water Security: Reduced water consumption by data centres will ease the pressure on local water bodies, especially in urban areas and regions prone to water scarcity. This means more water available for agriculture, domestic use, and other industries.

• Reduced Environmental Footprint: Less reliance on freshwater sources and better wastewater management contribute to a healthier environment, reducing pollution and preserving ecosystems.

• Community Relations: Data centres that demonstrate strong environmental stewardship will build better relationships with local communities, avoiding potential conflicts over resource allocation.

Timeline of Change: When to Expect What

The shift won’t happen overnight, but the momentum is building rapidly. Here’s a rough timeline of what you can expect:

| Timeline | Key Developments & Opportunities
| Short-term (0-2 years) | Policy Formulation & Early Adopters: Government agencies like MeitY and BEE will likely release draft policies, guidelines, and perhaps even pilot incentive programs. Data centre operators with new projects will start incorporating water efficiency into their designs. Early adopters of sustainable cooling and water management technologies will gain a first-mover advantage. Opportunities for consultants specializing in policy interpretation and initial system design.

What this means at each tier

Tier	Who you are	What changes	Do this
Tier 1: Offline	Local plumbers, electricians, small construction contractors, hardware store owners, traditional manufacturers.	Indirect impact through increased demand for specific skills, materials, and local services for data centre construction and maintenance, especially those related to water-efficient systems.	Look for opportunities to supply materials or services to data centre construction/maintenance projects. Consider upskilling your workforce in industrial water systems or sustainable building practices.
Tier 2: Digitally Visible	Small IT service providers, local industrial equipment suppliers, marketing agencies, consultants with a basic online presence.	Need to showcase expertise in sustainable solutions; potential for digital marketing of new services and products relevant to water efficiency.	Update your online presence (website, social media) to highlight any green credentials, water-saving products, or services relevant to data centre water management. Network with data centre developers and operators.
Tier 3: Digitally Transacting	E-commerce platforms for industrial parts, online training providers, specialized software vendors (e.g., for inventory, basic CRM).	Direct market demand for water-efficient products, software, and online training. Need to adapt online offerings to the new regulatory landscape and market needs.	Develop or source water-saving products/software for data centres. Offer online training modules for new skills in sustainable cooling and water management. Prepare for potential compliance software needs.
Tier 4: Digitally Operating	Large IT service providers, specialized engineering firms, facility management companies, cloud service providers, system integrators.	Direct impact on operational costs, design, and compliance. Need for integrated water management systems and new service lines focused on sustainability.	Invest in R&D for water-efficient cooling technologies. Develop integrated facility management solutions that include water monitoring. Offer consulting on compliance and optimization.
Tier 5: Digital-Only	SaaS companies, AI/ML startups, digital marketplaces, platform providers – businesses born and operating entirely online.	Significant opportunity for creating new digital products and services, including data analytics for water usage, AI for optimization, and platforms for green technology.	Create SaaS tools for real-time water monitoring and management. Develop AI for predictive maintenance of cooling systems. Build digital marketplaces for sustainable data centre technologies and services.

Understanding where your business fits into the GDI 5-Tier Digital Business Framework is crucial for navigating India’s evolving data centre landscape, especially with the government’s focus on water efficiency. You can learn more about these tiers at https://greatdigitalindia.com/5-tiers-digital-business-india/. This isn’t just about big tech companies; it’s about how every business, no matter its current digital maturity, can adapt and thrive.

If you’re a Tier 1: Offline business, you might think this doesn’t affect you directly. But think again. India is set to add 3,860 MW of data centre capacity by 2030, requiring an investment of USD 29.9 billion. This massive expansion means a huge demand for local services and materials. If you’re a local plumber, electrician, or a small construction contractor, new water efficiency regulations will translate into specific requirements for piping, pumps, water treatment chemicals, and specialized labor for installing advanced cooling systems. Your action here is to look for opportunities to supply these materials or services. Consider getting your team certified in industrial water systems, greywater recycling, or sustainable building practices. Partner with larger firms involved in data centre construction and maintenance, and make sure you’re asking about their water management plans. This is about finding your specific niche in a rapidly growing supply chain.

For those of you in Tier 2: Digitally Visible, you already have a basic online presence, which is a great start. However, simply having a website isn’t enough anymore. Data centre developers and operators will be actively searching for suppliers and partners who not only understand but can also deliver sustainable solutions. Your website and social media channels need to clearly reflect this expertise. If you supply industrial pumps, for instance, highlight models that are energy-efficient and suitable for closed-loop cooling systems. If you’re an IT service provider, start learning about Data Centre Infrastructure Management (DCIM) tools that incorporate water usage monitoring. Use your online platforms to share relevant articles or even small case studies about water conservation in industrial settings. Actively network with data centre project managers and facility heads, showcasing how your existing services can adapt to their new water-conscious requirements.

If your business is in Tier 3: Digitally Transacting, meaning you conduct sales or services online, the shift towards water efficiency creates a direct and immediate market for new products and services that can be sold and delivered digitally. This could be anything from specialized filters and water quality sensors to software that helps track water consumption in real-time. There will also be a significant need for online training to upskill the workforce in these new technologies. If you run an e-commerce store, actively source and list water-saving components specifically designed for industrial use, such as evaporative cooling pads, efficient chillers, or advanced water treatment chemicals. If you offer online courses, develop modules on “Sustainable Data Centre Cooling” or “Water Management Best Practices for Industrial Facilities.” Software vendors could explore integrating water usage metrics directly into existing inventory or facility management tools. Your online sales channels become critical for reaching a nationwide market of data centre operators looking for these specific, sustainable solutions.

Businesses operating at Tier 4: Digitally Operating face the most direct operational and strategic impact. You’re likely already building, operating, or providing critical services to data centres, and your core business processes are digitized. New government regulations addressing water use concerns for India’s data centre growth will directly affect your design choices, operational costs, and compliance requirements. This isn’t just about buying new equipment; it’s about integrating water management into your entire digital operational framework. Your action here is to invest heavily in research and development for advanced water-efficient cooling technologies, such as direct liquid cooling or adiabatic cooling systems. Develop comprehensive, integrated facility management platforms that include real-time water consumption monitoring, leak detection, and predictive maintenance for water systems. Offer consulting services to help data centre operators achieve compliance and optimize their water usage. For cloud providers, showcasing your own data centre’s water efficiency will become a significant competitive advantage, attracting environmentally conscious clients. Consider forming partnerships with water technology companies to offer end-to-end solutions.

Finally, for Tier 5: Digital-Only businesses, this challenge is a massive opportunity for innovation. As a SaaS company, an AI/ML startup, or a platform provider, you are born and operate entirely online. The data centre water challenge is a fertile ground for creating entirely new digital products and services. Think about AI-driven analytics for water optimization, blockchain for transparent water credit tracking, or digital platforms connecting data centres with water recycling solution providers. Your action should be to develop SaaS solutions for real-time, granular water usage monitoring and anomaly detection within data centres. Create AI/ML algorithms that can predict optimal cooling strategies based on factors like weather patterns, server load, and water availability, thereby minimizing consumption. Build digital marketplaces that connect data centre operators with certified suppliers of sustainable water technologies or even with local water treatment plants for greywater sourcing. Explore blockchain applications for transparently tracking water consumption and potential water credits or offsets. Your entire business model should revolve around providing cutting-edge digital solutions to solve this complex environmental and business problem.

Here’s what you can DO about it, starting this week:

1. Assess your current water footprint or potential impact. Even if you’re not directly running a data centre, understanding where water is used in your supply chain or how your services might indirectly affect water consumption is crucial. For a small business, this could mean looking at the water used in manufacturing components you supply, or for a student, researching the average water usage of different cooling systems. This initial assessment helps you pinpoint specific areas where you can make a difference or identify market gaps for new solutions.

2. Research sustainable cooling technologies and water management practices. Don’t just skim headlines; really dig into how adiabatic cooling, direct liquid cooling, greywater recycling, and advanced filtration systems work. Understand their efficiency gains, their upfront costs versus long-term savings, and the specific challenges they address. This knowledge isn’t just for engineers; it’s vital for anyone looking to supply, consult, or even invest in the data centre space, giving you a competitive edge.

3. Connect with industry bodies and government initiatives. Look for webinars, online forums, or virtual conferences hosted by organizations focused on data centres, sustainability, or water management in India. Engage with professionals already working in this field – data centre operators, facility managers, and environmental consultants. These connections can open doors to partnerships, mentorship, or even direct job opportunities, helping you understand the real-world needs and challenges.

4. Upskill yourself or your team in water-efficient technologies. The demand for skilled professionals in this niche is only going to grow. Look for online courses, certifications, or workshops in areas like sustainable engineering, industrial water treatment, IoT for water monitoring, or green building certifications. Investing in these skills now will make you or your business indispensable as data centres increasingly prioritize water efficiency and compliance.

5. Innovate with new products or services for the water-conscious data centre market. Don’t wait for someone else to solve the problem. Whether you’re a creator with a software idea, a small manufacturer, or a service provider, think about how you can develop a minimum viable product (MVP) that addresses a specific water challenge. This could be a new sensor, a water-saving chemical, a consulting service, or an AI-driven analytics tool for water optimization. Start small, get feedback, and iterate your way to a solution that truly makes an impact.

Government Schemes to Support Your Sustainable Journey

The Indian government understands the need to support businesses and individuals in adapting to new economic and environmental realities. Several schemes can provide the financial backing or skill development you need to pivot towards water-efficient solutions for data centres.

The Pradhan Mantri Mudra Yojana (PMMY) is a fantastic starting point for small businesses, including those looking to develop or provide sustainable solutions for data centres. This scheme offers collateral-free loans to non-corporate, non-farm small/micro enterprises, helping you kickstart or expand your venture. You can apply for loans under three categories: ‘Shishu’ for loans up to Rs 50,000, perfect for getting a prototype off the ground or buying initial equipment; ‘Kishore’ for loans ranging from Rs 50,001 to Rs 5 lakh, suitable for scaling up a proven concept or expanding your service offerings; and ‘Tarun’ for loans from Rs 5 lakh to Rs 10 lakh, which can support more significant investments in technology or infrastructure. Additionally, an upcoming ‘Tarun Plus’ category, expected by October 2024, will extend support up to Rs 20 lakh, providing even more substantial backing for growing businesses in this critical sector. If you’re planning to offer water quality testing services, develop a new water-saving component, or provide consulting on sustainable cooling, Mudra loans can provide the necessary capital. You can find detailed information and apply through the official portal: mudra.org.in.

For those with truly innovative ideas, the Startup India Seed Fund Scheme (SISFS) offers crucial financial assistance to eligible startups at various stages of their development. If your business is focused on creating cutting-edge solutions for data centre water challenges – perhaps an AI-driven system for predictive water maintenance, a novel water recycling technology, or a platform connecting data centres with greywater suppliers – this scheme could be your lifeline. It provides funding for proof of concept, prototype development, product trials, market entry, and commercialization. You could receive up to Rs 20 lakh for validating your idea and developing a prototype, and potentially up to Rs 50 lakh for market entry and commercialization. This support is invaluable for digital-only businesses (Tier 5) or those in Tier 4 looking to innovate their core offerings. The scheme aims to foster a startup ecosystem, and your sustainable data centre solution could be exactly what they’re looking to back. Explore the eligibility criteria and application process on the official Startup India portal: startupindia.gov.in.

To ensure India has the skilled workforce needed to implement these sustainable solutions, the Pradhan Mantri Kaushal Vikas Yojana (PMKVY) is a key initiative. If you’re a student or job-seeker looking to enter this growing field, or a business owner wanting to upskill your existing team, PMKVY offers industry-relevant skill training that can be incredibly beneficial. As data centres adopt more advanced water management systems, there will be a high demand for technicians skilled in operating and maintaining these technologies, engineers proficient in sustainable cooling design, and specialists in water quality monitoring and treatment. PMKVY courses can equip you with certifications in areas like industrial automation, sustainable HVAC systems, water treatment plant operations, or even IoT applications for environmental monitoring. This scheme helps bridge the skill gap, making individuals more employable and businesses more competitive by ensuring access to a trained workforce. You can find information on available courses and training centres through the official PMKVY portal: pmkvyofficial.org.

The search results provide a lot of useful information.

• Government Stance: The Indian government is actively working to ensure negligible freshwater consumption for new data centres, promoting advanced cooling technologies and alternative water sources like industrial wastewater, treated sewage effluent, or desalinated water. They are trying to dispel the notion that data centres will drain local water supplies, stating that modern facilities use closed-loop, air-cooling, and direct-to-chip liquid-cooling systems that recirculate water internally.

• Regulations: Groundwater extraction for industrial use is governed by Ministry of Jal Shakti guidelines (Sept 2020, amended March 2023). Large data centre projects falling under specific building and construction or township development categories require prior environmental clearance, where freshwater availability, water balance reports, and greywater recycling are assessed. The Bureau of Energy Efficiency (BEE) has notified Energy Conservation Building Code (ECBC 2017) and Energy Conservation and Sustainable Building Code (ECSBC 2024) which include water conservation norms. BIS has also codified voluntary standards for Water Usage Effectiveness (WUE).

• Water Consumption: India’s data centres consumed around 150 billion litres of water in 2025, projected to more than double to 358 billion litres by 2030. A single 20 MW data centre can consume roughly 1.4 million litres of water per day. Cooling accounts for 30-40% of a data centre’s energy usage.

• Water Stress: More than half of India’s data centres are located in water-stressed regions. Cities like Bengaluru, Mumbai, and Chennai, which are already water-stressed, account for a significant portion of data centre capacity.

• Solutions/Technologies: Advanced cooling technologies like direct-to-chip liquid cooling, adiabatic cooling, immersion cooling, and closed-loop liquid cooling are being adopted to reduce water consumption. Reuse of treated wastewater is encouraged but not yet mandated for data centres. Startups like KühlTherm are developing Made-in-India liquid cooling solutions.

• Concerns/Challenges: Lack of mandatory water consumption disclosure and standardized reporting is a concern. Public protests against data centre water use have occurred in places like Thane and Visakhapatnam. There’s a debate about whether existing regulatory frameworks are sufficient for infrastructure of this scale. Some state policies promise continuous water supply for data centres without strong requirements for sustainable consumption.

Now I can structure the “Watch Out For” and “FAQs” sections.

Watch Out For:

1. Greenwashing/Hype: The government is assuring negligible freshwater use for new data centers, but existing ones and the overall consumption trend are still high. Be wary of claims that don’t specify how water efficiency is achieved.

2. Regulatory Gaps & Local Resistance: While some regulations exist (Jal Shakti guidelines, EIA for large projects), there’s a lack of mandatory disclosure and specific water efficiency mandates for all data centers. This can lead to local community protests and project delays, especially in water-stressed areas.

3. Technology Lock-in: Investing in older, water-intensive cooling technologies now could lead to future retrofitting costs or regulatory non-compliance as policies tighten.

FAQs:

1. What is the current water consumption of data centres in India?

2. How is the government addressing the water challenge for data centres?

3. What are “advanced cooling technologies” and how do they save water?

4. Will new data centres require environmental clearance for water use?

5. What role can treated wastewater play in data centre operations?

6. Are there specific water efficiency standards for data centres in India?

Let’s start writing, ensuring the word count and seamless transition.

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Seamless continuation from the previous section.

Watch Out For

As you consider opportunities or plan your next steps in this evolving landscape, keep these honest cautions in mind.

Don’t fall for “greenwashing” without specific details. While the government is pushing for negligible freshwater use in new data centres, and many companies are making sustainability claims, the overall water consumption by the sector is still projected to more than double by 2030. Always ask for specifics on Water Usage Effectiveness (WUE) metrics, the source of water, and whether closed-loop or alternative cooling methods are genuinely being implemented, rather than just relying on broad “eco-friendly” statements.

Be prepared for local resistance and potential project delays. Even with government assurances, many data centres are planned or located in regions already facing water stress, like Bengaluru, Mumbai, and Chennai. Local communities are increasingly aware of the water demands of these facilities and have protested projects, which can lead to significant delays or even cancellations if water management plans aren’t transparent and locally beneficial. Ensure your plans include community engagement and clear benefits for local water security.

Avoid investing in outdated, water-intensive cooling technologies. The government is actively promoting advanced cooling systems that significantly reduce or eliminate freshwater use, such as closed-loop, air-cooling, and direct-to-chip liquid-cooling. If you’re building or supplying to data centres, relying on older evaporative cooling methods could lead to higher operational costs, regulatory hurdles, or the need for expensive retrofits down the line as policies tighten and sustainable practices become the norm.

FAQs

Q: What is the current water consumption of data centres in India? A: India’s data centres consumed an estimated 150 billion litres of water in 2025, a figure projected to more than double to approximately 358 billion litres annually by 2030. This significant increase is driven by the rapid expansion of data centre capacity and the growing demand for high-performance computing and AI workloads, which require intensive cooling.

Q: How is the government addressing the water challenge for data centres? A: The Indian government is actively working to ensure new data centres have negligible freshwater consumption by promoting advanced cooling technologies and the use of alternative water sources. They are encouraging facilities to use industrial wastewater, treated sewage effluent, or desalinated water, especially in water-stressed regions. Groundwater extraction for industrial purposes is regulated by guidelines from the Ministry of Jal Shakti.

Q: What are “advanced cooling technologies” and how do they save water? A: Advanced cooling technologies include direct-to-chip liquid cooling, adiabatic cooling, immersion cooling, and closed-loop liquid cooling systems. Unlike traditional evaporative cooling, which loses large amounts of water to the atmosphere, these systems continuously recirculate water internally or use air-based methods, drastically reducing or eliminating the need for fresh water replenishment.

Q: Will new data centres require environmental clearance for water use? A: While AI data centres don’t always require a standalone environmental clearance, large projects that fall under specific building and construction or township development categories do need prior environmental clearance under the Environment Impact Assessment Notification, 2006. During this appraisal, authorities assess freshwater availability, water balance reports, and plans for greywater generation, recycling, and reuse.

Q: What role can treated wastewater play in data centre operations? A: Treated wastewater, including treated sewage effluent, is a crucial alternative water source for data centres, especially in water-stressed cities. Using treated municipal wastewater can reduce reliance on freshwater resources and help cities manage their sewage output, creating a win-win scenario for both data centres and urban water management. Some state policies, like Maharashtra’s Green Data Centre Policy, already mandate the use of recycled water.

Q: Are there specific water efficiency standards for data centres in India? A: Yes, the Bureau of Indian Standards (BIS) has codified voluntary standards, including Water Usage Effectiveness (WUE), which measures annual water consumption relative to IT equipment energy consumption. Additionally, the Bureau of Energy Efficiency (BEE) has notified Energy Conservation Building Codes (ECBC 2017 and ECSBC 2024) that include water conservation norms relevant to data centre operations. While currently voluntary, these standards provide a framework for measuring and improving water efficiency.

Frequently Asked Questions