What does TSS measure in wastewater?

Total Suspended Solids (TSS) is a key parameter measured in wastewater analysis, and it specifically evaluates the concentration of solid particles that remain suspended in the water. This measurement is critical for assessing water quality, as high levels of suspended solids can indicate pollution and can also affect the treatment processes in wastewater facilities.

The concentration of suspended solids is expressed in milligrams per liter (mg/L) and represents materials that can include organic debris, silt, algae, and other particulates that may impact aquatic life and water clarity. Monitoring TSS is essential for regulatory compliance and to ensure that treatment processes are effectively reducing pollution before the treated water is released back into the environment.

Other choices pertain to different aspects of wastewater treatment and monitoring. For instance, measuring the volume of water treated relates to operational efficiency, counting pathogens involves microbial safety assessments, and temperature measurements can influence chemical reactions and biological processes. However, TSS is focused specifically on solid particles suspended in the water, making it the correct answer in this context.