Dataset

Ravensbourne Catchment Improvement Group's Water Quality Working Group

Dataset by Thames21

Dataset summary

Observations

  • 3 February 2025

    Kyd Brook C.S.O by Kirsty Blackman

    There is a known CSO/combined sewer overflow a little upstream from this testing point. The last discharge was on 1/2/25 from16:00-18:45hrs=2hrs 45 mins. I was late uploading results and there was another discharge on 6/2/25 from 03:30-10:00=6hrs 30mins.

  • 26 January 2025

    Chinbrook wetlands outlet pond by Anne Slater

    Thick green algae below the surface

  • 26 January 2025

    Chinbrook wetlands inlet pond by Anne Slater

    Water quite cloudy.

  • 12 January 2025

    River Pool by Donna Davis

    Also riverfly sampling location. score of 4.

  • 27 December 2024

    Chinbrook wetlands outlet pond by Anne Slater

    Metallic sheen on edge of pond, orangey colouration in one corner of bank edge

  • 27 December 2024

    Chinbrook wetlands inlet pond by Anne Slater

    Water looking slightly milky

  • 11 December 2024

    Kyd Brook C.S.O by Kirsty Blackman

    Last discharge from combined sewer overflow was on 7/12/24 from 10am -11am =1hr

  • 10 December 2024

    River Pool by Donna Davis

    Also riverfly monitoring site, score 4

  • 6 December 2024

    Kyd Brook Hawkswood Estate by Kirsty Blackman

    This site is also a riverfly monitoring site. There was heavy rain yesterday which seemed to have cleared the stream more than usual as it normally has a heavy silt layer over the stones and the water was clearer. 75 x gammarus 5 x olives Riverfly score =3