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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.

How Eco-Friendly Buildings Foster Sustainable Living

  • Writer: Jennifer Crowley
    Jennifer Crowley
  • Aug 1, 2023
  • 3 min read

Updated: Jul 8, 2024

High rise building with lush greenery filled balconies aside a low-rise building, the face of which is covered in greenery
An environmentally sustainable building is a structure that minimizes resource consumption, reduces emissions, and manages waste more efficiently.

In today’s rapidly changing world, the need for sustainable practices has become more critical than ever. As we strive to mitigate the impacts of climate change, eco-friendly buildings have emerged as a crucial solution. These structures, designed with sustainable materials and energy-efficient systems, not only reduce their environmental footprint but also offer numerous benefits to occupants and the surrounding community. This blog will explore how eco-friendly buildings contribute to a greener future and foster sustainable living.


What are Eco-Friendly Buildings?

An environmentally sustainable building is a structure that minimizes resource consumption, reduces emissions, and manages waste more efficiently. Certain green buildings even positively influence the surrounding environment, playing a role in enhancing the global climate. Additionally, eco-friendly buildings are purposefully designed to benefit the individuals who occupy them. Through features such as enhanced ventilation, insulation, and utilization of natural light, these buildings positively impact occupants’ well-being, leading to improved health, productivity, and overall quality of life.


Energy Efficiency

One of the primary features of eco-friendly buildings is their focus on energy efficiency. Through careful design, insulation, and use of renewable energy sources, these buildings significantly reduce energy consumption. By incorporating features such as solar panels, efficient lighting systems, and well-insulated walls, they minimize the need for fossil fuel-based energy, resulting in lower greenhouse gas emissions and reduced strain on the grid.


Water Conservation

Eco-friendly buildings employ innovative strategies for water conservation. To minimize water wastage, they integrate water-saving fixtures like low-flow toilets, faucets, and shower heads. Additionally, rainwater harvesting systems are often incorporated to collect and reuse rainwater for irrigation or non-potable purposes. These practices help reduce water consumption, relieve stress on local water supplies, and promote sustainable water management.


Sustainable Materials

The choice of materials used in construction plays a significant role in the eco-friendliness of a building. Sustainable buildings prioritize the use of renewable, recycled, and locally sourced materials. For instance, incorporating bamboo, reclaimed wood, or recycled metal helps reduce the demand for virgin materials and decreases the carbon footprint associated with production and transportation. By opting for environmentally friendly materials, these buildings conserve natural resources and promote a circular economy.


Indoor Air Quality (IAQ)

Eco-friendly buildings prioritize the health and well-being of occupants by maintaining excellent indoor air quality. By using low-VOC (volatile organic compounds) paints, adhesives, and building materials, they minimize the release of harmful chemicals into the air. Moreover, adequate ventilation systems and efficient air filtration technologies help remove pollutants, allergens, and contaminants, creating a healthier living and working environment.


Sustainable Landscaping

Eco-friendly buildings extend their sustainability efforts beyond their physical structures. They incorporate sustainable landscaping practices that enhance biodiversity and reduce the environmental impact of outdoor spaces. This includes utilizing native plants, installing efficient irrigation systems, creating green roofs and walls, and implementing permeable surfaces to reduce stormwater runoff. These measures contribute to improved air quality, reduced heat island effect, and harmonious integration of buildings with the natural environment.


Enhanced Quality of Life

Living or working in an eco-friendly building offers several benefits to occupants. With improved indoor air quality, ample natural light, and reduced exposure to harmful chemicals, occupants often experience enhanced comfort, productivity, and overall well-being. Moreover, energy-efficient systems contribute to lower utility bills, making eco-friendly buildings more cost-effective in the long run. By prioritizing sustainable living, these buildings foster a sense of responsibility and environmental stewardship among occupants.

Green or sustainable buildings are designed to be eco-friendly and can include any number of the features above.


The Goal of Eco-Friendly Buildings

There are specific goals to keep in mind when designing an eco-friendly building, some of which include:

  1. Optimized resource utilization

  2. Integration of resource recycling infrastructure

  3. Implementation of efficient waste management practices

  4. Fostering human health, well-being, and productivity

  5. Mitigation of carbon emissions and air pollution impacts

  6. Environmental friendliness throughout the building’s life cycle, including materials recovery during demolition

  7. Lower operational and maintenance expenses

  8. Flexibility for multi-use and adaptability to different purposes over time

  9. Incorporation of aesthetically pleasing design that enhances the surrounding area

  10. Utilization of sustainable materials and techniques throughout the building’s lifespan

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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