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  1. From Watershed Planning to Field-Level Implementation-January

    https://ohiowatersheds.osu.edu/events/watershed-planning-field-level-implementation-january

    Join the OSU Water Quality Associates for a free virtual webinar series on relevant water quality issues in the Western Lake Erie Watershed. Registration required. ...

  2. Fluoride

    https://ohiowatersheds.osu.edu/node/1518

    to promote dental health. HEALTH EFFECTS If levels are below 0.7 ppm please consult your dentist or ... 4.00 mg/L mg/L ppm Inorganic trace constituent MCL MCL ADVISORY- ACTION IS HIGHLY RECOMMENDED Fluoride ... optimum level of fluoride in drinking water has been a range of 0.7-1.2 ppm and in Ohio the recommended ...

  3. Well Water Interpretation Tool

    https://ohiowatersheds.osu.edu/know-your-well-water/well-water-interpretation-tool

    https://odh.ohio.gov/wps/portal/gov/odh/know-our-programs/private-water-systems-program/welcome. Dissolved gas Carbon Dioxide (CO 2) mg/L ppm Hydrogen Sulfide (H 2 S) mg/L ppm Methane (Dissolved ... in water) mg/L ppm Field parameter pH pH Specific Conductivity umhos/cm uS/cm Total Dissolved Solids ... (TDS) mg/L ppm Total Suspended Solids mg/L ppm Turbidity NTU Inorganic major constituent Alkalinity mg/L ...

  4. Hydrogen Sulfide (H2S)

    https://ohiowatersheds.osu.edu/node/1608

    between 1.0 and 10.0 ppm.  This method uses manganese greensand to remove low to moderate levels of ... .  Some people can become used to both the odor and taste of hydrogen sulfide in water as high as 6 ppm ... concentration level of 0.1 parts per million (ppm) recommended by the Ohio Department of Health.  Drinking water ...

  5. Chlorite

    https://ohiowatersheds.osu.edu/node/1514

    constituent MCL MCL ADVISORY- ACTION IS HIGHLY RECOMMENDED Chlorite levels were detected in your water sample ... to exceed the maximum contaminant level (MCL). ACTION IS OPTIONAL Chlorite levels were detected in ... your water sample but do not exceed the maximum contaminant level (MCL). By-product of drinking water ...

  6. Hardness as CaCO3

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

    exceeding 120 ppm should be considered for treatment.  150-600 higher range values in northwestern Ohio ... GENERAL INFORMATION Hardness does not pose a health risk to humans. In fact, calcium and magnesium ... your diet. Hard water classifications: soft 0- 17.1 parts per million (ppm) slightly hard 17.1- 60 ppm ...

  7. Dalapon

    https://ohiowatersheds.osu.edu/node/1553

    drink water containing dalapon well in excess of the maximum contaminant level (MCL) for many years ... could experience minor kidney changes. 200.00 ppb ug/L ppb Pesticide MCL MCL ADVISORY- ACTION IS HIGHLY ... RECOMMENDED Dalapon levels were detected in your water sample to exceed the maximum contaminant level (MCL). ...

  8. Total Dissolved Solids (TDS)

    https://ohiowatersheds.osu.edu/node/1494

    of pipes 1 500.00 ppm mg/L ppm Field parameter ADVISORY- ACTION IS HIGHLY RECOMMENDED TDS levels were ... SMCL SMCL ADVISORY- ACTION IS HIGHLY RECOMMENDED TDS levels between 500-1500 mg/l were detected in your ... experience gastrointestinal irritation from drinking the water.  High TDS levels may indicate elevated levels ...

  9. Sodium

    https://ohiowatersheds.osu.edu/node/1503

    adverse health effects. A diet high in sodium intake has been identified as a risk factor for high blood ... GENERAL INFORMATION Sodium is widely distributed in soils, plants, water and foods. It is ... of rocks and soils. The concentrations of sodium in groundwater are dependent on the local geological ...

  10. Chemical Oxygen Demand (COD)

    https://ohiowatersheds.osu.edu/node/1535

    levels can indicate surface water influences directly on groundwater. 16.00 ppm mg/L ppm Nutrient ACTION ... GENERAL INFORMATION Chemical oxygen demand (COD) is an indicator test commonly used to indirectly ... IS OPTIONAL Chemical Oxygen Demand (COD) levels were detected in your water sample to exceed the ...

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