H1 Environmental risk assessment for permits: overview and annexes

Assess risks to the environment and human health when applying for a bespoke permit under the Environmental Permitting Regulations 2010.

This publication was withdrawn on

This publication has been replaced by the guidance on risk assessments for your environmental permit.


Horizontal Guidance Note H1 Overview document

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H1 is the starting point for environmental risk assessments for bespoke environmental permits for installations, waste facilities, surface and groundwater discharge activities. All applicants must read the ‘overview document’ and then select the appropriate technical annex for their activity.

H1 software tool

For a copy of the H1 software tool and user guide, please contact the Environment Agency.

Published 26 January 2012
Last updated 14 December 2015 + show all updates
  1. We have removed the H1 Software Tool user guide from GOV.UK. An updated version of the software tool and user guide are available on request from the Environment Agency.
  2. The Environment Agency has added a summary of responses to our 2012 public consultation 'Hierarchy for the derivation of new Environmental Assessment Levels (EALs) to air'.
  3. First published.