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Wildfire Season Has Become a Business Risk Every Facility and CRE Leader Should Plan For in 2026

Wildfire season strains buildings and people. See how facilities can prepare in 2026 to reduce costs, protect tenants, and build resilience.

Ava Montini

Mar 11, 2026

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Wildfire smoke has moved from an environmental concern to a business risk for the built environment. One that affects operations, budgets, tenant trust, and even asset value. Smoke does not stay confined to forests. It drifts hundreds of kilometers into cities, infiltrates through HVAC intakes, window gaps, and loading docks, and turns buildings into frontline defense systems for the people inside them.


For facility managers, this shift reframes wildfire smoke as a predictable operational stress event, on par with a winter storm, a power outage, or a heat wave. For CRE executives, it reframes it as a reputational and financial challenge; one that determines tenant satisfaction, energy costs, and the long-term resilience of portfolios.


The Business Side of Smoke Days

When wildfire smoke drifts into a region, the strain on buildings is both immediate and multi-layered. Filters load faster, pushing fans to use more power just to keep airflow steady (EPA). As systems deviate, alarms trigger more frequently, and maintenance teams are pulled from planned tasks into reactive changeouts (Facility Executive). Meanwhile, vendors across the region see surging demand; parts and pads that usually arrive in days might take a week or more (NC State). That delay alone can unravel even the most rigorously planned preventive maintenance schedules.


Inside the building, occupants feel a different side of the same event. They note scratchy throats, irritated eyes, or rooms that feel stale or “heavier” when fresh air intake is reduced (AirNow). They see Air Quality Index alerts on their phones and news headlines escalating (EPA AQI). In those moments, the question is no longer just whether systems are responding, it’s: Is the building protecting me? When communication is missing or unclear, perception can trump technical measures, tipping the balance from confidence to complaints (BOMA).


Why It Matters More in 2026

The stakes are rising. Multiple studies show that during wildfire events, indoor air can reach one-third to three-quarters of outdoor particulate concentrations in buildings lacking robust mitigation (PMC). Residential buildings in fire-affected areas have shown infiltration ratios reflective of this risk (PMC). In some wildfire-impacted care environments, indoor concentrations have peaked near 200 µg/m³ (NCBI). In contrast, well-configured filtration systems often reduce that exposure to roughly 43% of outdoor levels, showing how effectively mitigation can work (NCCEH).


The human health impacts are significant. Fine particulate matter (PM₂.₅) is linked to asthma flare-ups, reduced lung function, and cardiovascular stress (EPA). Sensitive populations (children, older adults, and those with pre-existing conditions) are most at risk (CDC). However, research also shows that even healthy adults are not immune to short-term exposure (PubMed). Harvard-led studies estimate that wildfire smoke has caused over 15,000 premature deaths in the U.S. in recent decades, with an associated economic burden of $160 billion (Harvard). For employers and property leaders, this translates into absenteeism, healthcare costs, and measurable productivity loss (National Bureau of Economic Research).


At the same time, smoke is a mechanical stressor. It accelerates filter clogging, pushes fans outside their normal operating range, and drives up energy consumption (ScienceDirect). Facility executives consistently report higher unplanned maintenance costs during wildfire season, along with shortened asset life for critical HVAC equipment (Facility Executive). Viewed at scale, these costs ripple upward into operational budgets and capital planning, making smoke days not just a maintenance issue but a financial liability.


What Smoke Events Do to Commercial HVAC Systems


Wildfire smoke can be seen as just “dirty air", but to get deeper, it is a dense mix of ultrafine particles, ash, organic compounds, and combustion byproducts that behave differently from typical urban pollution.


When these particles enter HVAC systems, three operational challenges occur simultaneously:


  • Rapid filter loading and front loading: Fine smoke particles quickly accumulate on the front face of filter media rather than distributing evenly through the depth of the filter. This “front loading” effect increases resistance to airflow much faster than normal particulate loading.

  • Fan energy increases: As pressure across the filter bank rises, fans must work harder to maintain airflow.

  • Airflow imbalance: Systems designed for stable pressure conditions may struggle to maintain balanced ventilation across zones.


During heavy smoke events, these mechanical effects can compound quickly. What begins as a minor filtration issue can cascade into comfort complaints, airflow deviations, and unexpected service calls.


Rethinking Preparedness

Preparedness today requires more than having spare filters in storage. Facilities that treat smoke season as part of their risk portfolio are proving more resilient. Research shows that buildings operating with lower baseline pressure drops have more headroom when smoke events occur, allowing systems to maintain airflow without tipping into alarm states (ScienceDirect). Forward-looking teams also map their most critical zones (like labs, classrooms, care units, or executive suites) and prioritize them during smoke events, an approach recommended in EPA guidance for schools and commercial buildings (EPA).


Another resilience factor is vendor readiness. Case studies after the 2020 smoke season showed that supply chain bottlenecks caused delays of days to weeks in replacing filters and components, leaving unprepared facilities exposed (NC State). Facilities that negotiated priority contracts in advance were able to maintain schedules even during regional demand surges. Similarly, using AQI forecasts and on-site PM₂.₅ sensors has been shown to improve response times; by acting early, facilities reduce exposure and minimize tenant complaints (PMC).


Wildfire readiness also intersects with broader sustainability and ESG commitments. Poor indoor air quality during smoke events undermines health-related certifications like WELL and LEED, while higher fan energy use increases a building’s carbon footprint (USGBC; IWBI). Integrating smoke resilience into ESG strategies provides measurable benefits for investors and stakeholders while demonstrating a proactive approach to tenant wellness.


Three Questions Facility Leaders Should Ask Before Smoke Season


Forward-looking facility teams increasingly treat wildfire smoke the same way they treat winter storms or heat waves: as a seasonal operational risk.


Before wildfire season begins, three questions can help identify vulnerabilities:


1. How much airflow headroom does the HVAC system have?

Buildings operating near maximum pressure limits may struggle when filters load rapidly during smoke events.


2. Are replacement filters and components secured in advance?

Regional smoke events often trigger sudden demand spikes, delaying shipments and increasing costs.


3. Are response protocols clearly defined?

Teams should know when to increase filtration, adjust outdoor air intake, and communicate with tenants.


Facilities that answer these questions early often respond faster and maintain better building performance during smoke days.


The Bottom Line

Facilities without strong preparedness can see indoor pollutant levels rise to 75% of outdoor concentrations during wildfire events, while prepared buildings cut that exposure nearly in half (NCCEH). Harvard-led analyses estimate that wildfire smoke causes tens of billions of dollars in annual economic damage, largely through absenteeism and healthcare costs (Harvard). From a mechanical standpoint, smoke accelerates filter clogging, forces fans to operate at higher energy use, and shortens asset lifespan, driving up costs across operations and capital planning (Facility Executive).


The buildings that are prepared today will reduce alarms, complaints, and unplanned expenses tomorrow, while earning the trust of the people inside. Tenants will remember which buildings felt steady, cared for, and resilient when the outside air was anything but.

What is A Sustainable Business? And How it Can Benefit You?

  • Writer: Jennifer Crowley
    Jennifer Crowley
  • Aug 8, 2023
  • 3 min read

Updated: Jul 19, 2024

What is a Sustainable Business?

A sustainable business, also known as a green or environmentally sustainable business, refers to an enterprise that operates in a manner that considers and minimizes its impact on the environment, society, and the economy. It is characterized by practices and strategies that integrate environmental and social considerations into its core operations and decision-making processes.

Glass mason jar spilling out stacks of coins with atop a bed of black earth amidst a greenery backdrop. Soil and green sprouts grow from each stack of coins
A sustainable business aims to achieve long-term economic viability while considering the environmental and social aspects.

Here are some key characteristics and principles of a sustainable business:


Environmental Stewardship

A sustainable business takes proactive measures to minimize its negative environmental impact. This includes adopting energy-efficient practices, reducing greenhouse gas emissions, minimizing waste generation, promoting recycling and resource conservation, and using renewable resources whenever possible.


Social Responsibility

A sustainable business recognizes its responsibility towards society and engages in ethical practices. It ensures fair treatment of employees, promotes diversity and inclusion, upholds human rights, and maintains safe and healthy working conditions. It also engages with local communities, supports social initiatives, and respects cultural diversity.


Economic Viability

A sustainable business aims to achieve long-term economic viability while considering the environmental and social aspects. It seeks to strike a balance between profitability and responsible business practices. This involves incorporating sustainability into its business strategies, assessing and managing risks, and pursuing innovation and efficiency to create economic value.


Stakeholder Engagement

Sustainable businesses actively engage with their stakeholders, including employees, customers, suppliers, local communities, and investors. They involve stakeholders in decision-making processes, listen to their concerns and feedback, and address their needs. This collaborative approach helps build trust, foster positive relationships, and align business goals with stakeholder expectations.


Supply Chain Management

A sustainable business considers the sustainability performance of its supply chain. It seeks to work with suppliers that share similar values and adhere to environmental and social standards. This includes ensuring responsible sourcing, promoting fair trade practices, and supporting suppliers in improving their sustainability practices.


Transparency and Reporting

A sustainable business embraces transparency by openly communicating its environmental and social performance to stakeholders. It may publish sustainability reports, disclose environmental impacts, and provide information about its sustainability goals, progress, and challenges. This promotes accountability and allows stakeholders to make informed decisions and evaluate the business’s sustainability performance.


Why Is Sustainability Important?

Wooden blocks stacked in a grouping of 9. Each block features a building block sustainability icon; together, these images showcase the pillars of sustainability
55% of consumers say environmental responsibility is significant when they are choosing a brand.

A sustainable business plays a significant role in the environmental and social parts of society. Additionally, a business benefits both financially and socially from promoting sustainable efforts. Companies that think about the future and their broader impacts on society and the planet see tangible benefits. These include:


  1. Employees are increasingly looking for mission-driven, purpose-led employers who care about the planet when deciding where to work. 71% of employees and employment seekers say that environmentally sustainable companies are more attractive employers.

  2. Consumers are willing to pay a premium for goods from brands that are environmentally responsible. 80% of consumers indicate sustainability is essential to them.

  3. Governments, investors, employees, and customers are demanding new levels of enterprise accountability, including action to address climate change.

  4. Many of the world’s top economies have or are developing corporate disclosure requirements around environmental impact, driving businesses to curb GHG emissions.

  5. The rise of environmental, social and governance (ESG) investment criteria and sustainable investing means that a sustainable business is inherently more attractive to the rising numbers of responsible investors. Investment in ESG assets may reach USD 53 trillion by 2025, representing over a third of global assets.


Benefits of Sustainability in Business:

Investor Appeal

4 out of 5 personal investors plan to act on sustainability or social responsibility factors in the next 12 months.


Increased Longevity of Transformation Investments

The COVID-19 pandemic has accelerated digital transformation in most companies. If that transformation is sustainable, you’re building a more resilient business that is ready for disruption and new opportunities.


Competitive Advantage

55% of consumers say environmental responsibility is very or significant when choosing a brand. Being known as a sustainable business can improve your brand awareness and help you attract consumers that are favourably predisposed to companies actively engaged in sustainable practices.


Talent Acquisition

Employees seeking purpose-driven employment want to work for sustainable and socially responsible companies. By building a reputation as a sustainable business, you can attract and retain the right employees for your company.


Potential Challenges with Sustainability in Business

  1. Cost: Implementing sustainable business practices typically requires higher upfront investments. In the short term, it will often be cheaper to stick with the status quo. Some organizations will need help building an investment case to show how immediate investment will result in more stable profitability over the long run.

  2. Supply chain inefficiency: Companies may lack the ability to implement sustainable solutions or even know where to start.

  3. Lack of expertise: Being unprepared to develop a corporate sustainability vision, strategy, and framework is a considerable risk. Every business needs an ecosystem of innovation partners to help them reinvent the world and create a sustainable future.

Explore expert insights, stay up-to-date with industry events, and gain a deeper understanding of the developments shaping the built environment.

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