Observation

End of dock

Lake Hardwood

Lake

November 2, 2018 at 12:00 PM

QA status: Reviewed: quality check complete

Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    Bottom visible m

Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.2

    Regulatory

  • Chlorine

    Taylor teststrips (chlorine)

    .5 ppm

  • Hardness

    Taylor teststrips (hardness)

    250 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    80 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    133 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    1 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    3.9 °C

Notes

Today it was snowing, and had rained the day before.