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Rotorua District Council.
Feel the spirit - Manaakitanga. Te Kaunihera O Te Rohe O Rotorua
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(Discharges into Council's Wastewater Collection and Treatment System)
Trade Waste governance is a function of Pollution Control.  The Council's Trade Waste Bylaw governs what can and cannot be discharged from a trade premises, connected to Council's Waste Water System. 

Tradewaste Bylaw Brochure

(Click here for any help with the PDF document)


Example for sizing a grease trap

100/seated person/meals

200 seated person/meals

 

 

 

An eating establishment is designed to serve meals or seated persons per day at 5litres/person

= 500 litres

1000 litres

Plus 25 % capacity for peak flushes

= 125 Litres

250 litres

Plus dishwasher

= 250 litres

250 litres

Calculated Liquid capacity required

= 875 litres

1500 litres

Minimum size required is

= 1000 litres

1000 litres

 

 

 

MINIMUM LIQUID CAPACITY GREASE TRAP SIZE REQUIRED

= 1000 LITRES

1500 LITRES

 

 

 

Number of Meals per hour

= 25 Meals

38 Meals