Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

27 June 2025

Hatch Roundabout - Downstream

11 parameters tested

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

27 June 2025

Top of Berms

2 parameters tested

ammonia, phosphate

27 June 2025

Bottom of Berms

2 parameters tested

ammonia, phosphate

27 June 2025

Lea Bridge Weir (downstream)

2 parameters tested

ammonia, phosphate

27 June 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

27 June 2025

The Charter Road (Gordon Avenue)

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

27 June 2025

Highams Park Lake

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

26 June 2025

Vincent Road

12 parameters tested

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

26 June 2025

Vincent Road

10 parameters tested

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

26 June 2025

Sainsbury's

4 parameters tested

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

26 June 2025

Wadham Ave

4 parameters tested

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

25 June 2025

Tottenham Cemetery

16 parameters tested

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

24 June 2025

Beech Hall Crescent CSO

12 parameters tested

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

24 June 2025

Beech Hall

11 parameters tested

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

24 June 2025

Rectory Farm

10 parameters tested

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

22 June 2025

Whitehall Outfall 5b

12 parameters tested

algae, ammonia, 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

22 June 2025

Whitehall Outfall 5a

12 parameters tested

algae, ammonia, 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

22 June 2025

Arnos Park Growing Space (downstream)

15 parameters tested

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

22 June 2025

Arnos Park Growing Space (upstream)

15 parameters tested

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

22 June 2025

Eversley Crescent Outfall (Downstream)

4 parameters tested

ammonia, current weather, current weather description, phosphate