Nowadays, the problem of water pollution with phosphorus compounds is especially important. Wastewater treatment plants do not always meet the strict requirements for the residual total phosphorus concentration – 1 mg/l ...

The article analyses Lithuanian rivers, 32 of which have been selected as non-complying with the requirements of good condition. Furthermore, 15 discharge facilities that discharge wastewater to the aforementioned rivers ...

One of reasons of noneffective biological nutrient removal from wastewater is lack of readily biodegradable organic matter. This problem could be solved by application of sludge hydrolysis process. The conditions for ...

The tertiary wastewater treatment experiment was performed on the experimental stand which was installed in a wastewater treatment plant and which consisted of three filters of the diameter of 380 mm with a non-submerged ...

The work deals with the issues of nitrogen and phosphorus removal from wastewater. Natural and modified sorbents: zeolite, glauconite, and bentonite were tested under laboratory conditions. The studies used effluent from ...

Ammonium nitrogen present in treated wastewater effluent can cause eutrophication. Wastewater treatment plants do not always meet the strict requirements for the residual total nitrogen concentration – 10 mg/L in the treated ...