Observation

Long Point Harbour

Lake Ontario

Lake

August 15, 2026 at 9:30 AM

QA status: Reviewed: quality check complete

Weather observations

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny
    • Cloudy
    • Rainy
  • Current weather description

    Community scientist interpretation

    Party cloudy and windy

  • Weather in the past 24hrs description

    Community scientist interpretation

    Cloudy with 8 mm rainfall in past 24 hrs

  • Current weather

    Community scientist interpretation

    • Sunny
    • Cloudy
    • Windy

Physical tests

  • Ice presence

    Community scientist interpretation

    Ice off

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    .5 m

  • Water depth

    Secchi disk (20 cm diameter)

    1.9 m


Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.5

    Regulatory
  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    5.5 mg/L

    Regulatory
  • Hardness

    Taylor teststrips (hardness)

    150 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    70 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    299 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    21 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    22.1 °C


Notes

Partly cloudy with fairly strong winds and choppy water. Around 8 mm rain in past 24 hrs. Loon, heron and songbirds. 2 people fishing off dock who we chatted with about Water Rangers and told them about other fishing spots they could find since they were not from here.