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College of Food, Agricultural, and Environmental Sciences

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  1. Total Suspended Solids

    https://ohiowatersheds.osu.edu/node/1495

    mg/L ppm Field parameter ACTION IS OPTIONAL There is no enforceable health-based standard for Total Suspended Solids. Particles suspended by turbulent flow WEBSITE RESOURCES Ohio Department of Health- Private Water Systems Program- Water Quality ...

  2. Turbidity

    https://ohiowatersheds.osu.edu/node/1496

    NTU Field parameter HEALTH ADVISORY- ACTION IS OPTIONAL Turbidity has no health effects. However, turbidity can interfere with disinfection and provide a medium for microbial growth. Turbidity may indicate the presence of disease-causing organisms. These ...

  3. Sulfate

    https://ohiowatersheds.osu.edu/node/1504

    GENERAL INFORMATION Sulfate is a substance that occurs naturally in drinking water. HEALTH EFFECTS People unaccustomed to drinking water with elevated levels of sulfate can experience diarrhea and dehydration. Infants are often more sensitive to sulfate t ...

  4. Hardness as CaCO3

    https://ohiowatersheds.osu.edu/node/1500

    GENERAL INFORMATION Hardness does not pose a health risk to humans. In fact, calcium and magnesium in your drinking water can help ensure you get the average daily requirements for these minerals in your diet. Hard water classifications: soft 0- 17.1 part ...

  5. Potassium

    https://ohiowatersheds.osu.edu/node/1502

    GENERAL INFORMATION Potassium is a natural and essential element in plants and animals, and humans are exposed to it primarily through food. The most common source of potassium in drinking water are water softeners using potassium chloride. The use of a w ...

  6. Specific Conductivity

    https://ohiowatersheds.osu.edu/node/1493

    GENERAL INFORMATION Specific conductance (also called specific conductivity or just conductivity) is a measure of the ability of water to conduct an electrical current. Specific conductance is an important water-quality measurement because it gives a good ...

  7. Total Coliform Bacteria (Counts)

    https://ohiowatersheds.osu.edu/node/1528

    GENERAL INFORMATION Coliforms are bacteria that are naturally present in the environment and are used as an indicator that other, potentially-harmful, bacteria may be present. WELLS:  Levels of coliform over four (4) colonies can indicate poor well constr ...

  8. Total Coliform Bacteria

    https://ohiowatersheds.osu.edu/node/1529

    GENERAL INFORMATION Coliforms are bacteria that are naturally present in the environment and are used as an indicator that other, potentially-harmful, bacteria may be present. PUBLIC WATER SYSTEMS- Please consult the Ohio EPA. PRIVATE WATER SYSTEMS w/ CON ...

  9. Fecal coliform

    https://ohiowatersheds.osu.edu/node/1530

    GENERAL INFORMATION Fecal coliforms are bacteria that are associated with human or animal wastes. They usually live in human or animal intestinal tracts, and their presence in drinking water is a strong indication of recent sewage or animal waste contamin ...

  10. E. coli

    https://ohiowatersheds.osu.edu/node/1531

    GENERAL INFORMATION One of hundreds of strains of the bacterium Escherichia coli, E. coli O157:H7 is an emerging cause of food-borne and water-borne illness. Most strains of E. coli are harmless and live in the intestines of healthy humans and animals and ...

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