Total Suspended Solids (TSS)search for term
"A measure of the filterable solids present in a sample [of wastewater effluent or other liquid], as determined by the method specified in 40 CFR Part 136." [US (EPA Permit Writer's Manual (, 1996), pg. G-12; Report to Congress: Impacts and Control of CSOs and SSOs, US EPA , 2004, pg. GL-4)]