About 1,440,000 results
Open links in new tab
  1. Point Source and Nonpoint Sources of Pollution - Education

    Oct 1, 2024 · The United States Environmental Protection Agency (EPA) defines point source pollution as any contaminant that enters the environment from an easily identified and …

  2. Point source pollution - Wikipedia

    A point source of pollution is a single identifiable source of air, water, thermal, noise or light pollution. A point source has negligible extent, distinguishing it from other pollution source …

  3. What is a Point Source of Pollution? – The Institute for …

    Jun 17, 2025 · This article will explore the nuances of point source pollution, addressing common questions and offering a comprehensive understanding of this critical environmental issue.

  4. Point Source: Pollution Tutorial - NOAA's National Ocean Service

    The U.S. Environmental Protection Agency (EPA) defines point source pollution as “any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship …

  5. What Are Point Source Pollutants? - ScienceInsights

    Nov 10, 2025 · Point source pollution is defined by the specific, identifiable origin from which a contaminant enters a body of water. The pollution comes from a single, discrete conveyance, …

  6. What Are Point Source Pollutants and Common Examples?

    Aug 25, 2025 · Point source pollution originates from a single, identifiable location. This means pollutant discharge can be traced to a specific, discrete conveyance, such as a pipe, ditch, or …

  7. Understanding the Definition of Point Source Pollution

    Point source pollution, a term often encountered in environmental discussions, means pollution that comes from one clear and identifiable place. Common examples include pipes, ditches, or …

  8. What Are Common Examples of Point Source Water Pollution?

    3 days ago · What Role Does the Clean Water Act Play in Regulating Nonpoint Source Pollution? The CWA regulates point sources directly but addresses nonpoint source pollution through …

  9. Air Pollution Emissions Overview - US EPA

    Point sources include things like factories and electric power plants. Mobile sources include cars and trucks, of course, but also lawn mowers, airplanes and anything else that moves and puts …

  10. Point Source vs. Nonpoint Source Pollution - Water Education …

    Sep 15, 2014 · Point sources release pollutants from discrete conveyances, such as a discharge pipe, and are regulated by federal and state agencies. The main point source dischargers are …