Dataset

Brent Catchment Water Quality Working Group

Dataset by Thames21

Dataset summary

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Contributing from 20 May 2023 → 18 August 2026

Displaying locations 1 - 20 of 103 in total

9 observations Oct 05 2025 → Aug 18 2026
24 parameters tested

ice on, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, outfall aesthetics, outfall flow, phosphate, pollution signs, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), turbidity, water depth, water flow, water level, water temperature, water use

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11 observations Feb 15 2024 → Aug 18 2026
24 parameters tested

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

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11 observations Oct 05 2025 → Aug 18 2026
25 parameters tested

ice on, air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, outfall aesthetics, outfall flow, phosphate, pollution signs, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), turbidity, water depth, water flow, water level, water temperature, water use

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11 observations Oct 05 2025 → Aug 18 2026
25 parameters tested

ice on, air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, outfall aesthetics, outfall flow, phosphate, pollution signs, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, secchi depth (clarity), turbidity, water depth, water flow, water level, water temperature, water use

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22 observations Feb 05 2025 → Aug 11 2026
21 parameters tested

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

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2 observations Jul 13 2026 → Aug 11 2026
19 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, weather in the past 24hrs description, turbidity, water flow, water level, water temperature, water use

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18 observations Jun 15 2025 → Aug 10 2026
19 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, weather in the past 24hrs description, turbidity, water flow, water level, water temperature, water use

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42 observations May 20 2023 → Aug 10 2026
22 parameters tested

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

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38 observations May 20 2023 → Aug 10 2026
22 parameters tested

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

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1 observation Aug 05 2026 → Aug 05 2026
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

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6 observations Feb 24 2026 → Aug 03 2026
22 parameters tested

air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, nitrites, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, total dissolved solids (tds), turbidity, water depth, water flow, water level, water temperature, water use

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18 observations Feb 01 2025 → Aug 01 2026
19 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, secchi depth (clarity), turbidity, water flow, water level, water temperature, water use

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21 observations Oct 01 2024 → Aug 01 2026
20 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, weather in the past 24hrs description, secchi depth (clarity), turbidity, water flow, water level, water temperature, water use

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10 observations Aug 31 2025 → Jul 31 2026
21 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, oxygen, 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

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17 observations Aug 19 2025 → Jul 31 2026
21 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, oxygen, 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

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21 observations Apr 07 2025 → Jul 30 2026
21 parameters tested

air temperature, algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, oxygen, 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

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15 observations Feb 18 2025 → Jul 27 2026
21 parameters tested

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

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20 observations Nov 07 2024 → Jul 27 2026
21 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, weather in the past 24hrs description, secchi depth (clarity), total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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22 observations Nov 07 2024 → Jul 24 2026
22 parameters tested

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

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22 observations Nov 07 2024 → Jul 24 2026
22 parameters tested

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

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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