Embonini yokuhlanza amanzi, imikhiqizo yokuhlunga isetshenziswa kabanzi ekususeni izinhlayiya ezimisiwe, i-sediment, i-organic matter, amakhemikhali, kanye nama-microorganisms emanzini, ukuthuthukisa ukubonakala, i-turbidity, iphunga, nokunambitha.
Singahlinzeka ngemikhiqizo yokuhlunga ehlobene elandelayo embonini yokwelapha Amanzi.
