Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

22 June 2025

Waterfall Walk 2 (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

Waterfall Walk 1 (Upstream)

13 parameters tested

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

22 June 2025

Grovelands Park Lake Downstream of reedbeds

7 parameters tested

ammonia, conductivity, current weather, phosphate, weather in the past 24hrs, turbidity, water temperature

22 June 2025

Grovelands Park Lake Entry

7 parameters tested

ammonia, conductivity, current weather, phosphate, weather in the past 24hrs, turbidity, water temperature

22 June 2025

Whitehall Plain

13 parameters tested

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

22 June 2025

Footbridge near Rangers Road

11 parameters tested

algae, current weather, current weather description, flow, odour, water surface, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, water depth, water level

21 June 2025

Newgate Street

11 parameters tested

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

21 June 2025

Lordship Recreation Ground (Downstream)

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

21 June 2025

D/S Whitehall Rd

11 parameters tested

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

21 June 2025

Whitehall Outfalls

11 parameters tested

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

20 June 2025

Turkey Street (Downstream)

13 parameters tested

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

20 June 2025

Turkey Street (Upstream)

13 parameters tested

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

20 June 2025

Upstream of Connaught Water

7 parameters tested

algae, current weather, current weather description, water surface, weather in the past 24hrs, weather in the past 24hrs description, water level

20 June 2025

Downstream of Connaught Water

9 parameters tested

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

20 June 2025

Vincent Road

4 parameters tested

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

20 June 2025

Wadham Ave

4 parameters tested

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

20 June 2025

Sainsbury's

4 parameters tested

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

16 June 2025

Beech Hall

12 parameters tested

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

16 June 2025

Beech Hall Crescent CSO

11 parameters tested

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

15 June 2025

Oak Hill Park 2 (Downstream)

14 parameters tested

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