Observation

End of dock

Lake Hardwood

Lake

May 13, 2018 at 2:30 PM

QA status: Reviewed: quality check complete

Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    .5 m

  • Water depth

    Secchi disk (20 cm diameter)

    .7 m

Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.8

    Regulatory

  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    8.0 mg/L

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    50 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    80 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    122 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    20 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    17.7 °C

Notes

There is woody sediment in the bottom layer suspended above the actual bottom.