Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

1 August 2026

Dagenham Brook Bridge Rd U/S

14 parameters tested

algae, ammonia, clarity, colour, conductivity, current weather, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, water flow, water level, water temperature

1 August 2026

North Access Road

13 parameters tested

algae, ammonia, clarity, colour, conductivity, current weather, odour, water surface, phosphate, weather in the past 24hrs, water flow, water level, water temperature

31 July 2026

Hatch Roundabout - Downstream

14 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level

31 July 2026

Hatch Roundabout - Upstream

14 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level

31 July 2026

Friends Bridge

15 parameters tested

air temperature, ammonia, clarity, colour, conductivity, current weather, current weather description, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, turbidity, water flow, water level, water temperature

31 July 2026

Flood Relief Channel outflow

15 parameters tested

air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water temperature

28 July 2026

Beech Hall Crescent CSO

12 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description

28 July 2026

Beech Hall

12 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description

28 July 2026

Rectory Farm

6 parameters tested

clarity, current weather, current weather description, weather in the past 24hrs, weather in the past 24hrs description, water level

27 July 2026

Turkey Street (Upstream)

14 parameters tested

algae, ammonia, clarity, conductivity, current weather, current weather description, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, turbidity, water flow, water level, water temperature

27 July 2026

Turkey Street (Downstream)

13 parameters tested

algae, ammonia, clarity, conductivity, current weather, current weather description, phosphate, weather in the past 24hrs, weather in the past 24hrs description, turbidity, water flow, water level, water temperature

26 July 2026

Brookfield Meadow

6 parameters tested

ammonia, current weather, phosphate, weather in the past 24hrs, water flow, water level

24 July 2026

Footbridge near Rangers Road

7 parameters tested

current weather, current weather description, flow, weather in the past 24hrs, weather in the past 24hrs description, water depth, water level

24 July 2026

Whitehall Plain

14 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, flow, odour, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level

24 July 2026

Hobart Corner

18 parameters tested

air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water temperature, water use

24 July 2026

Folly Lane EA monitoring point

14 parameters tested

algae, ammonia, clarity, colour, conductivity, current weather, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, water flow, water level, water temperature

24 July 2026

Wadham Ave

5 parameters tested

ammonia, clarity, current weather, phosphate, weather in the past 24hrs

24 July 2026

Sainsbury's

4 parameters tested

ammonia, clarity, current weather, weather in the past 24hrs

22 July 2026

Markfield Park (Stonebridge Brook) CSO

11 parameters tested

ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, water use

22 July 2026

Upstream of Markfield Park (Stonebridge Brook) CSO

13 parameters tested

ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water use