Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

  • 21 February 2025

    Whitehall Outfalls by Janet Laban

    Direct sample from small outfall pipe - Ammonia >3.00 flashing Phosphate 1.48 Direct sample from large outfall pipe - Ammonia 1.89 Phosphate 2.32 Direct sample from central stream - Ammonia 0.25 Phosphate 0.18 Pollution from the outfall pipes is quickly diluted by cleaner water coming under the bridge from upstream of Whitehall Road

  • 19 February 2025

    UCL East by Izzy Bishop

    Phosphate test was repeated three times due to the initial test having an inprecisely timed reaction time. The value above represents the average reading. The first (not well timed) test read 0.98mg/l. The second read 1.31 mg/l. The third read 1.26 mg/l.

  • 17 February 2025

    Eversley Crescent Outfall (Downstream) by Sandra Rachman

    Phosphate checker not working Quite a lot of sewage fungus covering the rocks

  • 16 February 2025

    Broomfield Upper Lake South Outlet by Jenny Edwards

    Many water birds including mute swan pair, mallards, tufted ducks, mallards, coots, moorhens, Canada geese and a male mandarin duck.

  • 16 February 2025

    Broomfield Lower Lake SE Outlet by Jenny Edwards

    Many common water birds in lake - coots, moorhens, tufted ducks, Canada geese, mute swans, mallards and a cormorant.

  • 16 February 2025

    Grovelands Park Lake Outfall by cafe and dam by Peter Leedham