Observation

Lake Katchewanooka (north of Third Island)

Lake Katchewanooka

Lake

July 9, 2026 at 10:00 AM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather

    Community scientist interpretation

    • Cloudy
  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny
  • Weather in the past 24hrs description

    Community scientist interpretation

    Sunny and warm, a little rain overnight, then cloudy cover. Ran expected in the afternoon.


Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    2 m

  • Water depth

    Secchi disk (20 cm diameter)

    3 m


Chemistry tests

  • pH

    Taylor teststrips (pH)

    8.2

    Regulatory
  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    8.5 mg/L

    Regulatory
  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm

  • Hardness

    Taylor teststrips (hardness)

    75 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    95 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    198 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    27 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    26 °C


Notes

Natural shoreline nearby. Measurements made by Summer Biology Students July 2026 - Ariane, Alon, Anton, Charlotte, Daniel, Devon, Jordan, Lisa, Reve, Theresa (with Su Armstrong).