Which of the following is not considered municipal wastewater?

Municipal wastewater typically refers to the wastewater generated from domestic, commercial, and institutional sources within a municipality. This includes the combined discharge of sewage and effluents from residential homes, businesses, and public services.

Residential effluents encompass the wastewater produced from households, including sanitation, bathing, and cooking activities. Commercial waste discharges come from businesses and institutions and also contribute to municipal wastewater. Septage from septic tanks, though sometimes treated differently, originates from homes and is thus classified under municipal wastewater.

Raw agricultural sludge is derived from agricultural operations and is not generated by municipal activities. It predominantly comprises waste from farming, livestock operations, and agricultural processing, which falls outside the scope of municipal wastewater. Therefore, it is correctly identified as not being municipal wastewater. Understanding these distinctions helps clarify what kinds of wastewater management practices apply to each category.