tertiary sewage treatment

tertiary sewage treatment

[¦tər·shē‚er·ē ¦sü·ij ‚trēt·mənt]
(civil engineering)
A process for purification of wastewater in which nitrates and phosphates, as well as fine particles, are removed; the process follows removal of raw sludge and biological treatment. Also known as advanced sewage treatment.
References in periodicals archive ?
According to the minister, the first phase of the 30,000 m3 / day operation is being carried out at the Tertiary Sewage Treatment Plant in the Red Sea Governorate.
The commission has suggested adding a tertiary sewage treatment system to enable the treated sewerage to be used by industrial consumers.
Given the projected future peak effluent of 22,750 gpd, a 25,000-gpd tertiary sewage treatment plant provided adequate safety factor in capacity.