Observation

OPG st Lawrence cornwall

St Lawrence

River or stream

June 22, 2019 at 1:50 PM

QA status: Reviewed: quality check complete

Chemistry tests

  • pH

    Taylor teststrips (pH)

    8.0

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    250 ppm

  • Alkalinity

    Taylor teststrips (alkalinity)

    120 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    305 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    23 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    15.9 °C

Notes

Sunny day with wind