Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

10 October 2025

Rose and Crown pub

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

10 October 2025

Whitehall Outfall 5b

13 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

10 October 2025

Whitehall Outfall 5a

13 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

10 October 2025

Rectory Farm Footbridge

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

10 October 2025

Hollyhill brook

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

10 October 2025

The Charter Road (Gordon Avenue)

16 parameters tested

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

10 October 2025

Cattlegate Road

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

10 October 2025

Highams Park Lake

16 parameters tested

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

9 October 2025

Jolly Farmers Bridge

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

9 October 2025

Hadley Road Bridge

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

9 October 2025

Plumridge Farm 1

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

9 October 2025

Plumridge Farm 2

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

9 October 2025

Plumridge Farm 2

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

9 October 2025

Slopers Farm 1

9 parameters tested

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water temperature

8 October 2025

Hatch Roundabout - Downstream

10 parameters tested

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

8 October 2025

Hatch Roundabout - Upstream

11 parameters tested

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

7 October 2025

Upstream of Leyton Jubilee Park's double outfall (what3words: ///curving.cups.brings)

18 parameters tested

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, secchi depth (clarity), water flow, water level, water temperature, water use

7 October 2025

Dagenham Brook Bridge Rd U/S

18 parameters tested

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, secchi depth (clarity), water flow, water level, water temperature, water use

7 October 2025

Dagenham Brook Bridge Rd D/S

18 parameters tested

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, secchi depth (clarity), water flow, water level, water temperature, water use