Dust Monitoring Guidelines for Compliance and Safety | OHSA

Workplace Dust Monitoring Services

Prevent chronic lung disease, eliminate airborne hazards, and guarantee your legal compliance.

Airborne particulate matter poses a severe, often invisible threat to your workforce. OHSA provides comprehensive workplace dust monitoring services to measure inhalable and respirable dust, evaluate exposure limits, and implement scientifically backed respiratory controls. Furthermore, we train safety professionals to manage these critical occupational hygiene hazards internally.

Book a Dust Monitoring Assessment: 1300 647 200

The Severe Dangers of Airborne Particulates

You cannot always see hazardous dust, but the physical damage it causes is irreversible. Under the WHS Act, employers have a strict legal duty to provide a safe working environment, which includes managing exposure to hazardous airborne contaminants like Respirable Crystalline Silica (RCS) and coal dust.

Unfortunately, standard paper masks do not protect workers from microscopic respirable dust. Consequently, cumulative exposure leads to debilitating, fatal conditions like silicosis, pneumoconiosis (black lung), and chronic obstructive pulmonary disease (COPD). Therefore, our expert occupational hygienists conduct precise dust monitoring using advanced gravimetric sampling equipment. We eliminate the guesswork, ensuring your workforce operates safely and your business remains fully compliant with the latest exposure standards.

Our Dust Management Solutions

We deliver targeted, data-driven assessments to protect your workers and ensure strict legal compliance.

1. Personal Exposure Monitoring. First, we assess the exact risk posed to your individual workers during their actual shifts. Specifically, we equip operators with personal sampling pumps that draw air through a filter in their breathing zone. Next, we send these filters to a NATA-accredited laboratory to determine their exact daily exposure to inhalable and respirable dust.
2. Static / Environmental Dust Monitoring. We also need to understand how dust travels across your entire facility. Therefore, we deploy static monitors at fixed locations around your site boundaries and processing areas. We evaluate these environmental risks to ensure dust does not migrate into clean zones, lunchrooms, or neighbouring properties.
3. Respirable Crystalline Silica (RCS) Assessments. Silica is the new asbestos. Operations involving cutting concrete, engineered stone, or drilling rock generate massive amounts of RCS. Ultimately, we conduct highly targeted silica monitoring to ensure your controls keep exposure well below the strict workplace exposure standard (WES) of 0.05 mg/m³.
4. Respiratory Protective Equipment (RPE) Programs. Once we gather the exposure data, we build customised respiratory protection plans. Importantly, we help you establish scientifically supported engineering controls (such as water suppression and local exhaust ventilation), implement mandatory respirator fit-testing, and design medical surveillance programs for at-risk workers.

Build Internal Capability: Master Occupational Hygiene

Do you want to know how to interpret exposure standards and implement life-saving ventilation protocols directly on your site? OHSA bridges the gap between expert consulting and elite WHS education.

As a Registered Training Organisation (RTO 31092), we teach the exact risk management frameworks our consultants use in the field. Upgrading your qualifications empowers you to manage complex physical hazards confidently.

• Diploma of WHS: Gain the advanced skills required to evaluate enterprise-level safety frameworks, manage occupational hygiene reports, and implement physical hazard controls for high-risk environments.
• Risk Management Training: Learn how to systematically identify airborne hazards, assess their severity using industry-standard tools, and apply the hierarchy of controls effectively.

View WHS Risk Management Courses.

Industry Insights & Regulatory Standards

To ensure absolute accuracy and legal protection, OHSA bases all dust monitoring on established physiological science and peak industry standards:

• Safe Work Australia: We align our corporate dust policies directly with the national guidelines and Workplace Exposure Standards (WES) for airborne contaminants.
• National Association of Testing Authorities (NATA): We strictly utilise NATA-accredited laboratories for all filter weighing and compositional analysis to ensure your data is legally defensible.
• Australian Institute of Occupational Hygienists (AIOH): We conduct our physical hazard assessments following the rigorous scientific and ethical standards championed by the AIOH.
• WorkSafe Queensland: We cross-reference your compliance directly with state-specific WHS legislation, particularly the stringent codes of practice for managing respirable dust in coal mines and construction.

Frequently Asked Questions (FAQ)

• What is the difference between inhalable and respirable dust? Inhalable dust consists of larger particles that you breathe into your nose and upper respiratory tract. Conversely, respirable dust consists of microscopic particles (less than 10 microns) that penetrate deep into the gas-exchange regions of the lungs, causing severe, irreversible damage.
• What is Respirable Crystalline Silica (RCS)? RCS is a hazardous dust generated when workers cut, grind, or drill materials containing silica, such as concrete, brick, granite, and engineered stone. Prolonged exposure causes silicosis, a fatal and incurable lung disease.
• How is workplace dust measured? Occupational hygienists measure dust using specialised air sampling pumps worn by the worker. The pump pulls air through a filter cassette located in the worker’s breathing zone (near the collar). Afterwards, a laboratory weighs and analyses the filter to determine the exact dust concentration in the air.
• When should a business conduct dust monitoring? You should conduct dust monitoring whenever you introduce new processes that generate dust, if workers report respiratory irritation, or to verify that your current ventilation and water-suppression controls are actually working. Furthermore, high-risk industries must conduct regular baseline monitoring to prove ongoing legal compliance.