Observation

Broadford Road Bridge

River Wey

River or stream

October 1, 2025 at 10:35 AM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather description

    Community scientist interpretation

    Overcast but dry

  • Weather in the past 24hrs description

    Community scientist interpretation

    Sunny and warm

  • Current weather

    Community scientist interpretation

    • Cloudy

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny

Qualitative readings

  • Clarity

    Community scientist interpretation

    Cloudy

  • Water use

    Community scientist interpretation

    Boating

  • Colour

    Community scientist interpretation

    Brown

Plants/wildlife

  • Algae

    Community scientist interpretation

    None

Issue reporting

  • Odour

    Community scientist interpretation

    None

  • Water surface

    Community scientist interpretation

    None

Physical tests

  • Water flow

    Community scientist interpretation

    Slow

  • Water level

    Community scientist interpretation

    Average

Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.5

  • Hardness

    Taylor teststrips (hardness)

    200 ppm

  • Nitrate-nitrogen

    Kyoritsu Packtest (nitrate-nitrogen)

    7.0 mg/L

  • Alkalinity

    Taylor teststrips (alkalinity)

    80 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    439 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    13.0 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    11.9 °C

  • Phosphate-phosphorus

    Kyoritsu Packtest (phosphate-phosphorus)

    0.02 mg/L

  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm

Biological tests

  • E. coli

    IDEXX Colilert 2000

    966.7 CFU/100 mL

    Regulatory

Notes

eColi: #1 = 10 #2 = 13 #3 = 6 Result: (29/3)*100 = 966.7