Any liquid waste, other than surface water and domestic sewage,
that you discharge from your business premises it is known as trade
You must get a trade effluent consent or enter into a trade
effluent agreement with your water and sewerage company before you
discharge any trade effluent to the public foul sewer. This is
important even if you only discharge a small amount of liquid
waste, as it could cause serious damage to the sewage system and
create a risk of danger to public health.
You will need a trade effluent agreement if your discharges
require work to be carried out by your water and sewerage company
to meet your particular treatment requirements.
If you intend to discharge trade effluent directly to surface
waters or groundwater, you must check if you need:
This guideline provides information on the different types of
trade effluent and how to get permission to discharge trade
effluent. It also describes how to deal with trade effluent where a
public foul sewer is not available, and the use of septic tanks,
package treatment plant and cesspools.
What is trade effluent?
Who needs consent to discharge trade
Apply for and comply with trade effluent
Dealing with effluent that can't go to
Using septic tanks and package treatment
Avoiding unauthorised effluent
Reducing and treating your trade
Trade effluent environmental
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