Observation

Alveston Weir

Avon Warwickshire

River or stream

July 10, 2026 at 10:30 AM

QA status: Reviewed: quality check complete

Weather observations

  • Current weather

    Community scientist interpretation

    • Sunny

  • Current weather description

    Community scientist interpretation

    Unusually hot and dry for the previous 3 weeks.

  • Weather in the past 24hrs

    Community scientist interpretation

    • Sunny

  • Weather in the past 24hrs description

    Community scientist interpretation

    Unusually hot with ambient temperatures in the region of 33*C.

Chemistry tests

  • pH

    Taylor teststrips (pH)

    7.5

    Regulatory

  • Ammonia

    Hanna checker (ammonia - medium range)

    ≤ 0 mg/L

  • Chlorine

    Taylor teststrips (chlorine)

    ≤ 0 ppm

  • Hardness

    Taylor teststrips (hardness)

    200 ppm

  • Nitrate-nitrogen

    Kyoritsu Packtest (nitrate-nitrogen)

    7.5 mg/L

  • Alkalinity

    Taylor teststrips (alkalinity)

    180 ppm

  • Conductivity

    Water Rangers pen-type meter (conductivity)

    960 μS/cm

  • Air temperature

    Water Rangers (stream thermometer) and/or weather app

    23.7 °C

  • Water temperature

    Water Rangers pen-type meter (temperature)

    24.8 °C

  • Phosphate-phosphorus

    Kyoritsu Packtest (phosphate-phosphorus)

    0.05 mg/L

Notes

The river level above the weir was normal and below the weir it was about 0.75m lower than normal.