Air Quality Testing: Monitoring Outdoor Pollution Levels

Air pollution is a serious issue that affects people worldwide, causing an estimated two million premature deaths annually. Sources of air pollution include road transport, power stations, industries, and wood or coal fires. With increasing concerns about climate change and the impact of air pollution on health, many individuals are taking it upon themselves to monitor the air quality in their local areas. This has led to a rise in the popularity of small, portable devices that can measure air pollution levels. These devices are often marketed towards consumers who want to take an active role in understanding and mitigating their exposure to air pollution. Additionally, local government air quality monitoring groups and environmental professionals are also utilizing more advanced outdoor air monitoring systems to assess and address air pollution on a larger scale. This includes organizations responsible for urban and national air monitoring, as well as researchers and community groups. The availability of these monitoring tools empowers individuals and communities to make informed decisions about their health and well-being, especially for those who are more susceptible to the adverse effects of air pollution, such as infants, the elderly, and people with chronic cardiopulmonary or other chronic diseases.

Air quality monitoring devices

There are a variety of air quality monitoring devices available on the market, ranging from small, portable devices to large, stationary monitors. Some devices are designed to be carried on a keychain or necklace, while others are meant to be installed in a fixed location. Prices also vary, with some devices costing a few hundred dollars, while more advanced monitors can cost over $100,000.

Some of the more popular air quality monitoring devices include the Atmotube and PlumeLab’s Flow, which are small and portable, testing the air as a person walks or bikes. The Awair, which sits on a counter and tests indoor air quality, and Aeroqual’s particulate monitor, which is one of the most advanced monitors on the market, are also popular choices. PurpleAir is another monitor that has gained attention, as it hooks up outside, connects to Wi-Fi, and creates a global network of air quality data.

When choosing an air quality monitoring device, it is important to consider factors such as accuracy, reliability, and ease of use. Some devices have been found to have issues with connectivity and customer support, so it is crucial to research and read reviews before purchasing. Additionally, some monitors may be better suited for specific applications or climates, so selecting a device that meets your specific needs is essential.

Overall, air quality monitoring devices can be a valuable tool for individuals, communities, and organizations to assess and mitigate the impact of air pollution. By providing data on air quality, these devices can help improve ventilation, control pollution sources, and guide the maintenance of HVAC systems, ultimately enhancing the health and well-being of those exposed to poor air quality.

Air quality test kits

There are several air quality test kits available on the market, with varying features and price ranges. Some of the popular options include:

• PurpleAir Monitor: This monitor, priced between $179 and $259, hooks up outside, connects to Wi-Fi, and feeds into a global network. It helps create a guerrilla air quality monitoring network and is popular among local government environmental protection agencies and civilians.
• Atmotube and PlumeLab’s Flow: These are small, portable devices that can be carried around while walking or biking. They test the air quality and help plan routes to avoid areas with poor air quality.
• Awair: This device is designed to test indoor air quality and sits on a counter. It resembles an old-timey radio.
• Aeroqual’s Particulate Monitor: This is one of the most advanced monitors available, resembling an enormous old-fashioned cellphone. Aeroqual offers a range of outdoor air quality monitoring systems, including the S Series portable air monitors for quick and easy monitoring of gaseous and particulate pollutants. They also offer the AQS Series for urban air quality studies and industrial emissions management. Their AQM series monitors up to 20 different gases and particulate matter, delivering high-quality data even in extreme conditions.
• AIR SYSTEMS INTERNATIONAL Air Quality Test Kit: This kit contains all the components needed to sample an area for factors that negatively affect air quality.
• Home Air Check Indoor Air Quality Testing Kit: This single-use kit includes a sampling pump, sample tube, instructions, and a pre-paid shipping label for easy return. It provides accurate results within 5 business days and offers expedited analysis options for an additional cost.

These air quality test kits provide individuals, community groups, and organizations with the tools to monitor air pollution levels and make informed decisions about their health and the environment. They are particularly useful for those with respiratory issues or concerns about the accuracy of government-provided air quality data.

Air quality apps

IQAir AirVisual

The IQAir AirVisual app provides detailed information on key pollutants and air quality indices for over 500,000 locations in 100+ countries. It offers 2D and 3D world pollution maps, health recommendations, and alerts about wildfires and air quality events worldwide. The app also provides pollen counts, real-time and historical data on six key pollutants, and "Sensitive Group" air quality information for people with respiratory illnesses such as asthma.

AirNow Mobile App

The AirNow mobile app, developed by the EPA, offers a simple interface for checking current and forecast air quality information. It automatically displays the Air Quality Index (AQI) for your local area or any other area of interest and includes the AirNow Fire and Smoke map, which provides comprehensive information about wildfire smoke and air quality. The interactive map covers the United States, Canada, and Mexico.

PurpleAir

PurpleAir is a low-cost air quality monitoring solution that hooks up outside, connects to Wi-Fi, and feeds data into a global network. It creates a community-driven air quality monitoring network, allowing users to track air pollution levels in their local areas. PurpleAir monitors are relatively affordable, ranging from $179 to $259.

Atmotube and PlumeLab's Flow

These are small, portable devices that test the air quality as a person walks or bikes, helping them plan routes that avoid areas with poor air quality.

Aeroqual

Aeroqual offers a range of outdoor air quality monitoring solutions, including portable air monitors and integrated monitoring systems. Their monitors can track various gases, particulate matter, and environmental parameters, providing accurate and reliable data for researchers, consultants, and community groups.

Air quality monitoring services

There are several organizations offering air quality monitoring services. These services provide data on outdoor and indoor air quality, helping individuals, communities, and industries make informed decisions to protect their health and the environment. One such organization is Aeroqual, which offers integrated sensors and software for real-time air quality monitoring. Their systems are designed to be robust, accurate, and flexible, catering to a wide range of applications, including industrial emissions management, urban air quality studies, and indoor air quality testing. Aeroqual's monitors can detect various gases, particulate matter, and environmental parameters, ensuring that their clients receive reliable and actionable data.

PurpleAir is another notable company in the field of air quality monitoring. Their sensors are easy to install, requiring only a power outlet and WiFi connection. PurpleAir sensors measure particulate pollution, temperature, humidity, and pressure, providing hyper-local, real-time data that is accessible through an online map. Their low-cost sensors are widely used, from community groups to government agencies, empowering people to take air pollution testing into their own hands.

In addition to these companies, there are other providers, such as SGS USA, which offers a comprehensive range of air monitoring services with state-of-the-art technology and a global network of accredited laboratories. Atmotube and PlumeLab's Flow are also portable air quality monitors that individuals can carry around to test the air quality as they move, helping them plan routes with better air quality.

These air quality monitoring services are crucial in the fight against air pollution, providing individuals, communities, and industries with the data and tools necessary to make informed decisions, protect their health, and reduce their environmental impact.

Air quality monitoring networks

One example of a successful air quality monitoring network is Malaysia's nationwide system. The Department of Environment (DOE) of Malaysia contracted a private company, Alam Sekitar Malaysia (ASMA) Sendirian Berhad, to conduct continuous ambient air and manual air quality monitoring using a combination of continuous and manual monitoring stations. This network covers various areas, including residential, industrial, commercial, and roadside locations.

In the United States, the Environmental Protection Agency (EPA) has recognized the limitations of traditional reference stations due to their size and cost. As a result, the EPA has developed the New Generation Air Monitoring Roadmap, which aims to utilize new monitoring networks and special-purpose monitoring techniques to address the shortcomings of traditional methods.

To supplement government-led efforts, private companies have also developed innovative air quality monitoring solutions. For example, PurpleAir has created a low-cost monitor that feeds data into a global network, empowering individuals to take air pollution testing into their own hands. Other companies, such as Aeroqual, offer flexible and cost-effective sensor-based outdoor air quality monitors that can be used by organizations responsible for urban and national air monitoring. These monitors provide accurate and real-time data, helping to fill the gaps left by traditional analyzer-based monitoring stations.

As public awareness of air pollution and its health impacts increases, the demand for accessible and reliable air quality monitoring solutions grows. Air quality monitoring networks play a crucial role in empowering individuals, communities, and governments to make informed decisions and take proactive measures to improve the air we breathe.

Frequently asked questions