Observation

STANFORD BROOK AT RICKFORD MILL

Hoe Stream (Pirbright to River Wey confluence at Woking)

River or stream

March 19, 2023 at 12:50 PM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather

    Community scientist interpretation

    • Cloudy

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny
    • Cloudy
    • Rainy

Qualitative readings

  • Clarity

    Community scientist interpretation

    Cloudy

  • Colour

    Community scientist interpretation

    Brown

Plants/wildlife

  • Algae

    Community scientist interpretation

    no

Issue reporting

  • Odour

    Community scientist interpretation

    None

  • Pollution sources

    Community scientist interpretation

    urban

  • Water surface

    Community scientist interpretation

    None

Physical tests

  • Water flow

    Community scientist interpretation

    Steady

  • Water level

    Community scientist interpretation

    Average

Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.4

    Regulatory

  • Hardness

    Taylor teststrips (hardness)

    200 ppm

  • Nitrate-nitrogen

    Kyoritsu Packtest (nitrate-nitrogen)

    1.5 mg/L

  • Alkalinity

    Taylor teststrips (alkalinity)

    100 ppm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    11 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    10 °C

  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm

  • Phosphate-phosphorus

    Kyoritsu Packtest (phosphate-phosphorus)

    ≤ 0 mg/L