Dataset

Brent Catchment Water Quality Working Group

Dataset by Thames21

Dataset summary

Observations

13 February 2026

Darlands Lake (Upstream)

14 parameters tested

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

9 February 2026

Folly pre confluence

18 parameters tested

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

9 February 2026

Outfall at RMI Site

18 parameters tested

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

9 February 2026

Riverside Park (Upstream)

18 parameters tested

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

9 February 2026

Riverside Park (Downstream)

18 parameters tested

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

6 February 2026

Riverside Park (Upstream)

11 parameters tested

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

6 February 2026

Outfall at RMI Site

8 parameters tested

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

6 February 2026

Folly pre confluence

10 parameters tested

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

5 February 2026

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

5 February 2026

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

5 February 2026

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

4 February 2026

Brent Cross

13 parameters tested

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

1 February 2026

Brent_41 Union Canal Towpath

18 parameters tested

air temperature, 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

1 February 2026

Duckweir - Clitheroe Island - Boston Manor Park

18 parameters tested

air temperature, 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

1 February 2026

Clitheroe Island - Boston Manor Park

17 parameters tested

air temperature, 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

31 January 2026

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

31 January 2026

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

29 January 2026

Watling Park

10 parameters tested

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

29 January 2026

Watling Wetland Cell 1

10 parameters tested

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

18 January 2026

Quinta Open Space

17 parameters tested

air temperature, algae, ammonia, 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

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