Observation

Mississippi Lake - by Willis Island

Mississippi Lake

Lake

August 4, 2026 at 1:30 PM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather

    Community scientist interpretation

    • Sunny
  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny
    • Cloudy
    • Rainy
    • Windy

Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    3.0 m

  • Water depth

    Secchi disk (20 cm diameter)

    4.50 m

  • Ice presence

    Community scientist interpretation

    Ice off


Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.2

    Regulatory
  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    8.0 mg/L

    Regulatory
  • Water temperature

    Water Rangers pen-type meter (temperature)

    23.5 °C

  • Hardness

    Taylor teststrips (hardness)

    ≤ 0 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    80 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    191 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    29 °C

  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm