What does Comah cover?

What does Comah cover?

The main aim of COMAH COMAH aims to prevent and mitigate the effects of major accidents involving dangerous substances which can cause serious damage/harm to people and/or the environment. COMAH treats risks to the environment as seriously as those to people.

What defines a Comah site?

► A COMAH site is one that stores a sufficient quantity of dangerous substances to fall into the definition of an ‘Upper Tier’ or ‘Lower Tier’ site. ► Schedule 3 of the Regulations provides the substances and stored quantities that may qualify a site as a COMAH establishment.

What is Comah health and safety?

The Control of Major Accident Hazards (COMAH) Regulations ensure that businesses take all necessary measures to prevent major accidents involving dangerous substances and limit the consequences to people and the environment of any major accidents which occur.

What does top tier COMAH mean?

There are two levels of COMAH site: Lower Tier sites, which hold a smaller hazardous inventory; and Upper Tier sites, which have larger hazardous inventories, and are considered to be more potentially hazardous.

Does COMAH apply to me?

If your business manufactures, stores or uses any dangerous substances over a certain amount, the Control of Major Accident Hazards (COMAH) Regulations apply to you.

How many COMAH sites are there in the UK?

950 sites
Around 950 sites in Great Britain fall under the COMAH regime (12% of all Seveso sites in the EU). Sites qualify due to the nature and quantities of materials that they handle.

What is an upper tier establishment under COMAH?

If you store or use more than the higher threshold your site is an upper tier establishment. The COMAH Regulations 2015 change the classification of certain substances and change the threshold values for some dangerous substances.

What are the COMAH Regulations?

The COMAH Regulations aim to limit the consequences of a major accident to people, local communities and the environment so it is important that regulators and emergency planning authorities are made aware of certain increases in the quantities of dangerous substances on site.

What is a lower tier establishment?

Lower tier establishments: associated with lower risk but are still within the scope of CoMAH The hazards and amounts of substances on-site determine whether that site falls into the scope of CoMAH and, if so, to which tier that site belongs.

What is HSE COMAH?

HSE provides information and guidance about the Control of major accident hazards regulations (COMAH). COMAH applies mainly to the chemical industry. Skip to content Health and Safety Executive Home News Guidance About HSE Books Free updates Contact HSE Guidance Topics COMAH Back to COMAH Background Overview – Background

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