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  1. Coliform bacteria - Wikipedia

    Coliform bacteria are defined as either motile or non-motile Gram-negative non- spore forming bacilli that possess β-galactosidase to produce acids and gases under their optimal growth temperature of …

  2. What Is Coliform Bacteria? Health Risks and Testing

    Mar 9, 2026 · Coliform bacteria are a broad group of microorganisms found naturally in soil, surface water, and the digestive tracts of warm-blooded animals. Most coliforms are not dangerous on their …

  3. Coliform Bacteria - Penn State Extension

    Sep 8, 2025 · Most types of coliform bacteria are harmless to humans, but some can cause mild illnesses, and a few can lead to serious waterborne diseases. Coliform bacteria are often referred to …

  4. What to Do about Coliform Bacteria in Well Water | Mississippi State ...

    Coliform bacteria are a large group of many kinds of bacteria, including fecal coliform bacteria, which occur naturally in the intestines of warm-blooded animals. The group also includes non-fecal coliform …

  5. Understanding Coliform Bacteria: Traits, Spread, and Prevention

    Apr 29, 2025 · Coliform bacteria are a diverse group of Gram-negative, rod-shaped bacteria that thrive in environments such as soil, water, and vegetation. They belong to the Enterobacteriaceae family, …

  6. Coliform in Drinking Water | What is Coliform & How to Remove it

    Coliform is a bacteria that is present in nature and occurs in all human and animal waste. The bacteria itself is not considered harmful, however the coliform bacteria in drinking water can indicate a …

  7. Coliform bacteria | Characteristics & Examples | Britannica

    Coliform bacteria, any of various rod-shaped microorganisms that occur in the intestinal tracts of animals, including humans, and that are widespread in the environment.

  8. Coliform Bacteria- Characteristics, Examples, Identification

    May 25, 2022 · Coliform bacteria are a group of Gram-negative, aerobic, and facultative anaerobic rod-shaped bacteria containing the enzyme – galactosidase that is capable of fermenting lactose …

  9. Coliform Bacterium - an overview | ScienceDirect Topics

    Coliform bacteria refer to a group of indicator microorganisms commonly used to assess the microbiological quality of drinking water and wastewater, including total coliforms and thermotolerant …

  10. Coliform Bacteria in Drinking Water Supplies - New York State ...

    Total coliform counts give a general indication of the sanitary condition of a water supply. Total coliforms include bacteria that are found in the soil, in water that has been influenced by surface water, and in …