Backwashing (water treatment) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Backwashing (water treatment)" in English language version.

refsWebsite

Global rank English rank

882^nd place

600^th place

7,240^th place

4,476^th place

1poolcenter.com

low place

low place

1watertreatmentservices.co.uk

low place

low place

epa.gov

water.epa.gov

National Primary Drinking Water Regulations: Filter Backwash Recycling Rule Federal Register. 66:111 June 8, 2001.
"Filter Backwash Recycling Rule". Water.epa.gov. Retrieved 13 November 2016.

poolcenter.com

Diatomaceous Earth Pool Filters Accessed 2012-06-20.

rpi.edu

"Bungay's lecture on sand filtration". Rensselaer Polytechnic Institute. Retrieved 26 February 2015.

watertreatmentservices.co.uk

"Basic Chemistry of Water & Analysis". Watertreatmentservices.co.uk. Retrieved 13 November 2016.