Observation

Ottawa River

Ottawa River

River or stream

August 1, 2026 at 7:00 AM

QA status: Reviewed: quality check complete

Weather observations

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny

  • Current weather description

    Community scientist interpretation

    Hot and humid. clouds and rain in the forecast

  • Weather in the past 24hrs description

    Community scientist interpretation

    Hot and humid

  • Current weather

    Community scientist interpretation

    • Sunny

Physical tests

  • Secchi depth (clarity)

    Secchi disk (20 cm diameter)

    bottom visible m

  • Water depth

    Secchi disk (20 cm diameter)

    .5 m

Chemistry tests

  • pH

    Taylor teststrips (pH)

    ≤ 6.4

    Regulatory

  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    8.0 mg/L

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    100 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    120 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    92 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    20 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    23 °C

  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm