Wastewater sampling is useful only when the sample type, location, preservation and records match the decision being made. This article explains how grab and composite sampling, QA/QC and custody controls support defensible…

Water and wastewater services now cover compliance, treatment, reuse, asset planning, resilience, and data management. This guide outlines the key issues for utilities and industrial operators.

Tannery wastewater combines high organic load, sulfide, chromium, salts, suspended solids and variable pH. This article outlines the main pollutants, treatment sequence and control points for industrial operators, ETP managers and wastewater…

Anaerobic wastewater treatment can reduce high organic loads while converting part of the waste stream into biogas. This article explains where it fits, which reactor types are commonly used, and what technical…

Textile wastewater is difficult to control because dyeing, washing and finishing streams carry color, organic load, salts, auxiliaries and, in some cases, emerging contaminants. This article reviews the pollutants, treatment trains, compliance…

Village wastewater projects work best when collection, treatment, reuse, financing, and operations are planned as one service chain. This article reviews practical options for low-density communities and the limits that must be…

A practical step-by-step guide to the wastewater process, covering screening, clarification, biological treatment, nutrient removal, disinfection, sludge handling and reuse decisions.

A shop-floor guide to the wastewater process for buyers, engineers, and plant teams who need clear treatment steps, permit checks, and daily control points.

Onsite wastewater systems help remote plants, camps, resorts, and small communities handle wastewater near the source. This guide looks at when they fit, how to compare options, and what buyers should check…

A wastewater charge is not just a sewer bill. For chemical plants, it is usually tied to flow, pollutant load, sampling results, permit terms, and treatment cost.