It will depend on the ...
Published by Gary Brown, Water Practitioner at Dikubu Water
It will depend on the respective actual industry designs and configurations
the Water Research Commission in South Africa has produced some really useful water and wastewater use publications per major industries where specific water use are presented
you should be able to access them, referenced NATSURV and WRC on a Google type search should find them, Herewith reference to one I can share
http://www.wrc.org.za/wp-content/uploads/mdocs/TT-180-05.pdf
regards
gary