Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Observations

12 May 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

11 May 2025

Grovelands Park Lake Downstream of reedbeds

7 parameters tested

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

11 May 2025

Grovelands Park Stream below dam

7 parameters tested

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

11 May 2025

Grovelands Park Lake Outfall by cafe and dam

7 parameters tested

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

11 May 2025

Grovelands Park Lake Entry

6 parameters tested

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

10 May 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

10 May 2025

Whitehall Outfall 5a

12 parameters tested

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, water level

10 May 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

10 May 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

10 May 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

10 May 2025

Top of Berms

12 parameters tested

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

10 May 2025

Lea Bridge Weir (downstream)

13 parameters tested

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

10 May 2025

Bottom of Berms

12 parameters tested

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

9 May 2025

Folly Lane EA monitoring point

13 parameters tested

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

9 May 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, total dissolved solids (tds), water flow, water level

9 May 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

8 May 2025

Vincent Road

11 parameters tested

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

5 May 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

5 May 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

5 May 2025

Channelsea River by Northern Outfall

14 parameters tested

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