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  1. 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 ... OPTIONAL There is currently no health-based standard for Hardness in drinking water.  Hardness levels ...

  2. Calcium

    https://ohiowatersheds.osu.edu/node/1498

    GENERAL INFORMATION Calcium 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 ... OPTIONAL Calcium levels were detected in your water sample. There is currently no health-based standard for ...

  3. Lindane

    https://ohiowatersheds.osu.edu/node/1569

    1983, lindane is currently used primarily for treating wood-inhabiting beetles and seeds. It is also ... used as a dip for fleas and lice on pets, and livestock, for soil treatment, on the foliage of fruit ... and nut trees, vegetables, timber, ornamentals and for wood protection. The major source of lindane in ...

  4. Magnesium

    https://ohiowatersheds.osu.edu/node/1501

    for Nuisance Chemicals FACT SHEETS Water Systems Council- wellcare® information for you about Hardness ... GENERAL INFORMATION Magnesium 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 ...

  5. o-Dichlorobenzene

    https://ohiowatersheds.osu.edu/node/1580

    odor. The greatest use of o-dichlorobenzene is as a chemical intermediate for making agricultural ... chemicals, primarily herbicides. Other present and past uses include: solvent for waxes, gums, resins, wood ... preservatives, paints; insecticide for termites and borers; in making dyes; as a coolant, deodorizer, degreaser. ...

  6. Cyanide

    https://ohiowatersheds.osu.edu/node/1517

    in excess of the maximum contaminant level (MCL) for many years could experience nerve damage or ... factories TREATMENT OPTIONS The following treatment method(s) have proven to be effective for removing ... Portal- Cyanide FACT SHEETS ATSDR ToxFAQs Fact Sheet- Cyanide ...

  7. Ammonia

    https://ohiowatersheds.osu.edu/node/1534

    for more information. HEALTH ADVISORY Everyone is exposed to low levels of ammonia every day, but the ... nitrates for more information. mg/L ppm Nutrient ACTION IS OPTIONAL Ammonia levels were detected in your ... water sample. There is no health-based standard for ammonia. If you have concerns about the levels ...

  8. 2,4-D (2,4-Dichlorophenoxyacetic Acid)

    https://ohiowatersheds.osu.edu/node/1546

    GENERAL INFORMATION 2,4-D is a colorless, odorless powder. 2,4-D is used as a herbicide for the ... control of broad-leaf weeds in agriculture, and for control of woody plants along roadsides, railways, and ... Powdered Activated Carbon (PAC) are considered the best available technologies (BAT) for treatment of many ...

  9. Chlorobenzene

    https://ohiowatersheds.osu.edu/node/1579

    a solvent for adhesives, drugs, rubber, paints and dry cleaning, and as a fiber-swelling agents in textile ... the maximum contaminant level (MCL) for many years could experience problems with their liver or ... technologies (BAT) for treatment of many organic contaminants including organic pesticides, volatile organic ...

  10. Total Coliform Bacteria (Counts)

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

    coliform bacteria must be tested for E. coli. HEALTH EFFECTS See E. coli, fecal coliform, and fecal ... contaminant level (MCL) of 4 MPN or CFU as required for Private Water Systems without Continuous Disinfection. ... with manufacturer's recommendations. For Water Wells Continuous disinfection may be installed on ...

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