Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

  • 31 January 2026

    East Finchley Allotments - East Stream by Bounds Green Rangers (BGR)

  • 31 January 2026

    Whitehall Outfall 5b by Anne Rowland

    It was difficult to take a clean sample from this outlet as The River Ching was flowing very high. I cannot be sure some of the river water did not mix with my sample. A photo is attached.

  • 31 January 2026

    Turkey Street (Downstream) by Susan Gillett

    Sample to cloudy for ammonia testing but not high

  • 30 January 2026

    The Charter Road (Gordon Avenue) by Janet Laban

    water temp raised above 12 degrees C prior to testing

  • 30 January 2026

    Highams Park Lake by Janet Laban

    Water temperature raised to above 12 degrees C prior to testing

  • 29 January 2026

    Arnos Park Growing Space (downstream) by Matthew Pierce

    Steady flow from outfall above. River water brownish after recent rain.

  • 29 January 2026

    Arnos Park Growing Space (upstream) by Matthew Pierce

    River water brownish after recent rain

  • 29 January 2026

    Waterfall Walk 2 (Downstream) by Matthew Pierce

    Steady from from outfall above. River water brownish after recent rain.

  • 29 January 2026

    Waterfall Walk 1 (Upstream) by Matthew Pierce

    water brownish after recent rain

  • 27 January 2026

    Broomfield Lower Lake SE Outlet by Jenny Edwards

    EC 515 TDS rather than conductivity read by mistake