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Apply for an Anaerobic Digestion Permit

Do you require assistance with an application for an anaerobic digestion plant? Please contact us for a quotation.

You may need one of the below permits:

What are the constraints of an Anaerobic Digestion Permit? (Based on SR2010No15)

  1. 10 metres of any watercourse

  2. 50 metres from any spring or well, or from any borehole not used to supply water for domestic or food production purposes, and

  3. 250 metres from any water abstraction point or borehole used to supply water for domestic or food production purposes

  4. 500 meters from SSSI

  5. 250 meters from dwelling

Which Activities can you carry out with an Anaerobic Digestion Permit?

R13: Storage of wastes pending the operations numbered - Treatment of waste including shredding, sorting, screening, compaction, baling, mixing and maceration. Digestion of wastes including pasteurisation and chemical addition. Gas cleaning by biological or chemical scrubbing. Gas storage and drying. Treatment of digestate including screening to remove plastic residues, centrifuge or pressing, addition of thickening agents (polymers) or drying. Composting and maturation of digestate. The maximum throughput of animal wastes shall be <10 tonnes per day. The total quantity of waste accepted at the site shall be less than 75,000 tonnes a year.

R1, R3 and D10 R3: Recycling or reclamation of organic substances that are not used as solvents

R1: Use principally as a fuel or other means to generate energy. The use of combustible gases produced as a by-product of the anaerobic digestion process as fuel.  Except for the auxiliary flare, the aggregate rated  thermal input of all appliances used to burn  biogas shall be less than 3 megawatts.

What supporting documents will you need for an Anaerobic Digestion Permit?

  1. Written Management System

  2. Site Condition Report

  3. Maybe an Odour Management Plan

  4. Maybe a Noise Management Plan

Emissions Limits for an Anaerobic Digestion Permit?

For a free initial consultation please Email or Phone.

Emission Point
and Source
Parameter Limit (including units) Monitoring Frequency and
Standard or Method

Stacks on Engines
Oxides of


Suphur dioxide

Total volatile

Non methane
volatile organic

500 mg/m3

1400 mg/m3

350 mg/m3

1000 mg/m3

75 mg/m3
Emission levels at Normal
Temperature and Pressure
and 5%O2, unless
otherwise agreed in writing
by the Agency
Annual monitoring

Monitoring equipment,
techniques, personnel and
organisations employed for
the engine stack emissions
monitoring programme
(including the measurement
of exhaust gas temperature)
shall have either MCERTS
certification or MCERTS
accreditation (as
Stacks on Boilers
urning Biogas
Oxides of
No limit set No limit set
Auxiliary Flare Oxides of
No limit set No limit set
Pressure Relief
Biogas No limit set No limit set


Anaerobic Digestion News

Anaerobic Digestion News