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Know & Respond - Scotland is a free service to subscribers in Scotland that sends registered users an alert message if air pollution in their area is forecast to be moderate, high or very high. The description of the level of pollution is based upon the Air Quality Banding System.

The alert service is provided for anyone wishing to know about the quality of the air they breathe. It will be of particular benefited to people with medical conditions that may be affected by pollution, such as asthma, bronchitis and emphysema. It may also benefited people whose breathing gets worse when air pollution increases. This early warning service allows you to make informed decisions and take action if necessary to minimise the effects of pollution episodes.

The Know and Respond System is not designed to report on levels of pollen. For further information on levels of pollen please visit the pollen forecast

How does it work?

Every day around 2 pm, our air quality forecasters at Ricardo-AEA issue a detailed pollution forecast for the following day. Under the scheme, anyone who lives or works in the Scotland can sign up to receive free air pollution alerts by mobile phone text message, voicemail or email. You will get a Know & Respond alert whenever air pollution levels are forecast to be MODERATE, HIGH or VERY HIGH. Guidance outlined by health professionals is provided with each alert to enable you to make informed decisions and take any precautions necessary.

Due to the restricted content of SMS, an abbreviated alert will be sent to SMS subscribers with further details available on the website. In order to receive alerts in full, please select Voicemail or email options when subscribing.

Air Pollution Alert Associated Health Guidance

If you have a pre-existing heart or lung condition you may notice some mild effects, however, these are unlikely to require any action. 


If you have a pre-existing heart or lung condition you may notice significant effects.

If this happens and you suffer from a lung disorder, you may need to change your treatment in the usual way to increase its effectiveness or reduce the time you spend outdoors. If these steps don't help, consult your doctor or ring NHS 24 on 111.

If you suffer from a heart condition and you notice a change in your symptoms, do not try to change your treatment yourself, but seek medical advice as you normally would or ring NHS 24 on 111.

Very High

Alerts will be dispatched on the evening before a high pollution day

More information on the potential impact of air quality on health

How to sign up

To register, you need to provide us with some information about yourself. You can choose how you would like to receive your alerts (via email, SMS or voicemail). You may also register on behalf of someone else or a group of people who are susceptible to the effects of air pollution.

Sign up to Know & Respond now!

Read the Terms and Conditions/Limitations

Alternatively, please e-mail us at:

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