Dataset

Hogsmill Water Quality

Dataset by South East Rivers Trust

Dataset summary

Observations

  • 28 May 2025

    Saipem S5 - Tolworth Brook by Mark Walker

  • 22 May 2025

    Saipem S4 - Berrylands playground by Steve Gibbs

    flow rate estimated at approx 4m/minute, based on floating leaves!

  • 10 May 2025

    Saipem S5 - Tolworth Brook by Ian Stapleton

  • 8 May 2025

    Berrylands Bridge by Phil Renton

    Water flow low/moderate, clear Prolific growth of Himalayan Balsam

  • 8 May 2025

    Downstream Stepping Stones by Richard Cotmore

  • 8 May 2025

    Green Lanes A (downstream of old green lanes stream) by Richard Cotmore

  • 23 April 2025

    Saipem S1 - Kingston Chamber of Commerce by Jagdev Grewal

  • 12 April 2025

    Green Lanes A (downstream of old green lanes stream) by Richard Cotmore

  • 3 April 2025

    Saipem S3 - Chapel Mill Road by Cristina Marras

    Presence of guano on the left side of sampling point (looking upstream). Noticeable amount of rubbish on the same side of the river bank.