Observation

Ottawa River

Ottawa River

River or stream

April 10, 2024 at 2:47 PM

QA status: Needs review

This observation is under review by Water Rangers, last updated on 2026-07-08, and has not been marked as checked yet. Details are below.

Review needed: Conductivity's result of 170μS/cm is outside the expected range of 40.25-120.75μS/cm (50.0% difference from the historical median for this location).

Weather observations

  • Current weather

    Community scientist interpretation

    • Sunny

  • Current weather description

    Community scientist interpretation

    Warm and sunny

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny

  • Weather in the past 24hrs description

    Community scientist interpretation

    Warm and sunny and day of solar eclipse.

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)

    6.8

    Regulatory

  • Oxygen

    Chemetrics ampoules (dissolved oxygen)

    5.0 mg/L

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    ≤ 0 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    80 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    170 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    16 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    8 °C

Notes

Beautiful days this spring. I'm a little worried about a drought. The water level never changed in the reservoir above the damb