About 43,500 results
Open links in new tab
  1. Charlotte Water on new EPA report on sewage sludge risks | Charlotte ...

    Feb 19, 2025 · Charlotte Water “is closely monitoring” a new federal report on potential health risks of sewage sludge spread on farmland as fertilizer — a practice the utility has used for years.

  2. Wastewater treatment - Sludge, Disposal, Treatment | Britannica

    Dec 31, 2025 · Wastewater treatment - Sludge, Disposal, Treatment: The residue that accumulates in sewage treatment plants is called sludge (or biosolids). Sewage sludge is the solid, semisolid, or …

  3. Sewage sludge - Wikipedia

    Sewage sludge is the residual, semi-solid material that is produced as a by-product during sewage treatment of industrial or municipal wastewater. The term "septage" also refers to sludge from simple …

  4. Sludge: Types, Uses, Objectives and Methods of Removing Sludge

    Sludge exists in a solid or semi-solid state and is a by-product of wastewater treatment, sewage treatment, water treatment, or on-site sanitation systems. Its production is either primary or …

  5. Sludge In Wastewater Treatment - Water & Wastewater

    Mar 29, 2025 · Sludge, in the context of wastewater treatment, refers to the semi-solid residue produced during the treatment process. Specifically, it includes organic and inorganic material, suspended …

  6. SLUDGE Definition & Meaning - Merriam-Webster

    The meaning of SLUDGE is mud, mire; especially : a muddy deposit (as on a riverbed) : ooze. How to use sludge in a sentence.

  7. What is Sludge, and How is it treated? - Environmental XPRT

    Mar 21, 2023 · Sludge is a by-product of the wastewater treatment process, consisting of organic and inorganic solids suspended in water. Sludge treatment entails various processes and techniques …

  8. What Is Sludge? Understanding the Basics

    Apr 3, 2025 · In simplest terms, sludge is a thick, semi-solid by-product that forms when solids separate from liquids during various processes. While the concept sounds straightforward, sludge often …

  9. SLUDGE | English meaning - Cambridge Dictionary

    We seemed to spend the last mile of the walk knee-deep in sludge. The dirty water left a layer of sludge in the bottom of the pail. Increased erosion also reduces the life of reservoirs, makes additional water …

  10. Sludge Treatment & Management Solutions | AS Engineers

    Jun 23, 2023 · Explore sludge types, treatment methods & sustainable management. Reduce waste with advanced solutions like paddle dryers by AS Engineers.