Dataset

Brent Catchment Water Quality Working Group

Dataset by Thames21

Dataset summary

Observations

11 August 2025

Outfall at RMI Site

12 parameters tested

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

11 August 2025

Riverside Park (Downstream)

17 parameters tested

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

11 August 2025

Folly pre confluence

14 parameters tested

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

4 August 2025

Northwick park Brook(Wealdstone Brook?)

16 parameters tested

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

2 August 2025

Imperial Way Bridge - Lindsay Drive Roundabout

10 parameters tested

air temperature, ammonia, current weather, ph, phosphate, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

24 July 2025

Montrose Playing Fields Tramshed

10 parameters tested

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

23 July 2025

Darlands Lake (Downstream)

14 parameters tested

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

23 July 2025

Darlands Lake (Upstream)

15 parameters tested

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

21 July 2025

Imperial Way Bridge - Lindsay Drive Roundabout

10 parameters tested

air temperature, ammonia, current weather, ph, phosphate, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water temperature

19 July 2025

Watling Park - Abbots Rd Bridge (Upstream)

9 parameters tested

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

19 July 2025

Watling Park

9 parameters tested

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

19 July 2025

Watling Park - Pinecone/Middle Bridge (Downstream)

9 parameters tested

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

18 July 2025

Watling Park - Abbots Rd Bridge (Upstream)

9 parameters tested

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

18 July 2025

Watling Park

8 parameters tested

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

18 July 2025

Watling Park - Pinecone/Middle Bridge (Downstream)

9 parameters tested

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

16 July 2025

Imperial Way Bridge - Lindsay Drive Roundabout

10 parameters tested

air temperature, ammonia, current weather, current weather description, ph, phosphate, weather in the past 24hrs, secchi depth (clarity), water depth, water temperature

15 July 2025

Windsor Open Space - Village Road Outfall

15 parameters tested

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

15 July 2025

Brent Cross

14 parameters tested

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

15 July 2025

Outfall at RMI Site

15 parameters tested

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

15 July 2025

Riverside Park (Upstream)

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, turbidity, water flow, water level, water temperature, water use

Intended audience
Our group or organization, Our community, Government and decision makers, Broad audience/everyone
Intended use
Benchmarking of water body or watershed health, Share and compare results across watersheds., Education and engagement of local communities, Use in resource prioritization and decision making