Dataset

Brent Catchment Water Quality Working Group

Dataset by Thames21

Dataset summary

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Contributing from 20 May 2023 → 19 September 2026

Displaying locations 21 - 40 of 104 in total

19 observations Feb 01 2025 → Sep 06 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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22 observations Apr 07 2025 → Aug 24 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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18 observations Aug 19 2025 → Aug 24 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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42 observations May 21 2023 → Aug 21 2026
19 parameters tested

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

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42 observations May 21 2023 → Aug 21 2026
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

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7 observations Jul 02 2024 → Aug 09 2026
17 parameters tested

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

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6 observations Jul 02 2024 → Aug 09 2026
17 parameters tested

algae, ammonia, clarity, colour, current weather, current weather description, odour, water surface, phosphate, pollution sources, weather in the past 24hrs, weather in the past 24hrs description, total dissolved solids (tds), 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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8 observations Jun 19 2025 → Jul 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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9 observations Jul 18 2025 → Jul 10 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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3 observations Apr 07 2026 → Jul 10 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, turbidity, water depth, water flow, water level, water temperature, water use

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5 observations Aug 28 2025 → May 14 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, turbidity, water depth, water flow, water level, water temperature, water use

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16 observations Feb 02 2024 → May 14 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, turbidity, water depth, water flow, water level, water temperature, water use

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5 observations Nov 28 2024 → May 06 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), turbidity, water depth, water flow, water level, water temperature, water use

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16 observations Oct 01 2024 → Apr 06 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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1 observation Feb 17 2026 → Feb 17 2026
11 parameters tested

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

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1 observation Oct 30 2025 → Oct 30 2025
15 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, water temperature

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2 observations Jul 03 2024 → Oct 16 2025
15 parameters tested

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

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3 observations Jul 15 2025 → Sep 14 2025
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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9 observations Sep 19 2024 → Aug 26 2025
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), total dissolved solids (tds), water depth, water flow, water level, water temperature

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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