Water Quality Midterm

Adsorptive filter

Provide surfaces for ions to bind to

Hydraulic Retention Time

Amount of time it takes for a mass to enter and exit a system

Porosity

Measure of the “empty” spaces in a material ranges from 0 to 1

Ozone 

Can be used to disinfect water 

PFAS 

Have a high resistance to degradation 

Granular filtration plant

Aims to remove turbidity and color from surface water

Softening Plant

aims to remove hardness mineral

Groundwater plant

Aims to remove sulfide and oxidizing iron and manganese. Generally used for groundwaters not under the influence of surface water.

Direct Filtration Plant

Aims to remove turbidity and color from high quality waters

Coagulation

Addition of chemicals to destabilize particles for flocculation

Flocculation

Process of bringing the particles together so they aggregate into larger particles

Physical removal

Process of removing the larger particles from the clarified water