Dataset

Brent Catchment Water Quality Working Group

Dataset by Thames21

Dataset summary

Observations

30 November 2025

Duckweir - Clitheroe Island - Boston Manor Park

17 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, water use

25 November 2025

Stoneyfields Park South bridge

7 parameters tested

ammonia, current weather, phosphate, weather in the past 24hrs, secchi depth (clarity), total dissolved solids (tds), water temperature

25 November 2025

Stoneyfields Park North bridge

7 parameters tested

ammonia, current weather, phosphate, weather in the past 24hrs, secchi depth (clarity), total dissolved solids (tds), water temperature

25 November 2025

Imperial Way Bridge - Lindsay Drive Roundabout

20 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, ph, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water flow, water level, water temperature, water use

25 November 2025

Falcon Way bridge - Lindsay Drive roundabout

20 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, ph, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water flow, water level, water temperature, water use

24 November 2025

Darlands Lake (Downstream)

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

24 November 2025

Darlands Lake (Upstream)

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 November 2025

Riverside Park (Downstream)

7 parameters tested

clarity, colour, current weather, pollution sources, weather in the past 24hrs, water flow, water level

23 November 2025

Riverside Park (Upstream)

7 parameters tested

clarity, colour, current weather, pollution sources, weather in the past 24hrs, water flow, water level

23 November 2025

Folly pre confluence

7 parameters tested

clarity, colour, current weather, pollution sources, weather in the past 24hrs, water flow, water level

15 November 2025

Imperial Way Bridge - Lindsay Drive Roundabout

18 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather description, odour, water surface, ph, phosphate, pollution sources, weather in the past 24hrs description, secchi depth (clarity), water depth, water flow, water level, water temperature, water use

15 November 2025

Falcon Way bridge - Lindsay Drive roundabout

20 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, ph, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), water depth, water flow, water level, water temperature, water use

15 November 2025

Wealdstone Brook Woodcock Park Mural Bridge

19 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, ph, phosphate, pollution sources, weather in the past 24hrs description, secchi depth (clarity), water depth, water flow, water level, water temperature, water use

13 November 2025

Chandos Park (Upstream)

15 parameters tested

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

7 November 2025

Clitterhouse Downstream

10 parameters tested

ice on, ammonia, conductivity, current weather, outfall aesthetics, outfall flow, phosphate, weather in the past 24hrs, turbidity, water temperature

7 November 2025

Clitterhouse Mid-Stream

10 parameters tested

ice on, ammonia, conductivity, current weather, outfall aesthetics, outfall flow, phosphate, weather in the past 24hrs, turbidity, water temperature

7 November 2025

Outfall on the corner

11 parameters tested

ice on, ammonia, conductivity, current weather, outfall aesthetics, outfall flow, phosphate, pollution signs, weather in the past 24hrs, turbidity, water temperature

7 November 2025

Hendon Way

11 parameters tested

ice on, ammonia, conductivity, current weather, outfall aesthetics, outfall flow, phosphate, pollution signs, weather in the past 24hrs, turbidity, water temperature

6 November 2025

Brook Farm Open Space

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

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