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Trade effluent charges

Non-household charges for 2026-27

Trade effluent charges

0 - 0.5 Ml of water supplied

Charging element Charge in £ per m3 Charge in £ per kg £ per annum 
R (Reception and conveyance in the public foul water sewer) 0.5956 - - 
Conveyancing standing charge N/A   
V (Volumetric treatment) 0.7919 - - 
B (Biological treatment) - 1.3442 - 
S (Treatment and disposal of primary sludge from reception and treatment at a sewage treatment works) - 0.9330 - 
Discharge to a public surface water sewer under a consent 0.2978 - - 

0.5 - 5 Ml of water supplied

Charging element Charge in £ per m3 Charge in £ per kg £ per annum 
R (Reception and conveyance in the public foul water sewer) 0.5956 - - 
Conveyancing standing charge - N/A  
V (Volumetric treatment) 0.7919 - - 
B (Biological treatment) - 1.3442 - 
S (Treatment and disposal of primary sludge from reception and treatment at a sewage treatment works) - 0.9330 - 
Discharge to a public surface water sewer under a consent 0.2978 - - 

5 to 50 Ml of water supplied

Charging element Charge in £ per m3 Charge in £ per kg £ per annum 
R (Reception and conveyance in the public foul water sewer) 0.5956 - - 
Conveyancing standing charge - N/A  
V (Volumetric treatment) 0.7919 - - 
B (Biological treatment) - 1.3442 - 
S (Treatment and disposal of primary sludge from reception and treatment at a sewage treatment works) - 0.9330 - 
Discharge to a public surface water sewer under a consent 0.2978 - - 

50+ Ml or greater of water supplied

Charging element Charge in £ per m3 Charge in £ per kg £ per annum
R (Reception and conveyance in the public foul water sewer) 0.5717 - - 
Conveyancing standing charge - -4,285.11
V (Volumetric treatment) 0.7919 - - 
B (Biological treatment) - 1.3442 - 
S (Treatment and disposal of primary sludge from reception and treatment at a sewage treatment works) - 0.9330 - 
Discharge to a public surface water sewer under a consent 0.2978 - - 

 

* The Trade Effluent Volumetric and Load Charges are structured based on the volume of water supplied [Standard (A) 0 to 5 Ml, Standard (B) 5 to 10 Ml, Intermediate 10 to 50 Ml & Large 50 Ml plus), but the discharger is not restricted to this structure when selecting the most applicable Tariff for them.

+Fixed charges in Fixed charges for trade effluent table also apply.

Fixed charges for trade effluent

Volume of Trade Effluent discharged £ per annum 
0 - 0.5 ml/a 86.12 
0.5 - 5 ml/a 86.12 
5 - 50 ml/a 86.12 
50+ ml/a 86.12 

Assessed volume charges for trade effluent

Charge in £ per ml/a of Trade Effluent Discharged     
Assessed trade effluent type Sites supplied with 0 - 0.5 ml of water annually Sites supplied with 0.5 - 5ml of water annually Sites supplied with 5 - 50ml of water annually Sites supplied with 50,000ml or greater of water annually 
Carwash 1.5551 1.5551 1.5551 1.5551 
Laundrette 2.4614 2.4614 2.4614 2.4614 
Surface water 0.2978 0.2978 0.2978 0.2978 
Swimming Pool Backwash 1.4327 1.4327 1.4327 1.4327 
Paint Stripping 2.0186 2.0186 2.0186 2.0186 
Gas Holder Seal water 1.5621 1.5621 1.5621 1.5621