Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

  • 19 September 2025

    Folly Lane EA monitoring point by Lis Loebner

    phosphate reading flashing so >2.5

  • 19 September 2025

    Sainsbury's by Natasha Furlong

    Ammonia hanna checker may be faulty for this one - sent off for recalibration after

  • 17 September 2025

    Hatch Roundabout - Downstream by Andrew Bourlet

    Difficult to estimate relative flow as this was my first observation

  • 17 September 2025

    Hatch Roundabout - Upstream by Andrew Bourlet

    Difficult to estimate relative flow as this was my first observation

  • 14 September 2025

    Grovelands Park Lake Entry by Peter Leedham

    Phosphate reading flashing ie reading higher than recorded value

  • 14 September 2025

    Grovelands Park Lake Downstream of reedbeds by Peter Leedham

    Phosphate reading flashing ie reading higher than recorded value

  • 14 September 2025

    Grovelands Park Stream below dam by Peter Leedham

    Phosphate reading flashing ie reading higher than recorded value

  • 14 September 2025

    The White House Bridge (Old River Lea) by Clare Taylor

    I’m not sure about the phosphate result as the Checker was playing up.

  • 14 September 2025

    The White House Bridge (Old River Lea) by Clare Taylor

    I'm uncertain of the phosphate result as the Checker appeared to glitch. Turbidity was actually less than 12, but the form only accepts 14 or greater. I couldn't choose more than one parameter: pollution is from all three options.