Organization

Thames21

Dataset summary

Sample locations

Contributing from 9 July 0202 → 25 August 2026

Displaying locations 1 - 20 of 394 in total

Lea Guardians
81 observations Nov 05 2024 → Aug 25 2026
14 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, water flow, water level

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Lea Guardians
98 observations Dec 08 2023 → Aug 25 2026
17 parameters tested

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

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Ravensbourne Catchment Improvement Group's Water Quality Working Group
1 observation Aug 25 2026 → Aug 25 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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Ravensbourne Catchment Improvement Group's Water Quality Working Group
87 observations Apr 19 2023 → Aug 25 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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Ravensbourne Catchment Improvement Group's Water Quality Working Group
81 observations Apr 19 2023 → Aug 25 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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Ravensbourne Catchment Improvement Group's Water Quality Working Group
80 observations Apr 19 2023 → Aug 25 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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Ravensbourne Catchment Improvement Group's Water Quality Working Group
79 observations Apr 19 2023 → Aug 25 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature, water use

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Brent Catchment Water Quality Working Group
21 observations Nov 07 2024 → Aug 25 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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Brent Catchment Water Quality Working Group
19 observations Jun 15 2025 → Aug 25 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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Brent Catchment Water Quality Working Group
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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Brent Catchment Water Quality Working Group
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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Lea Guardians
17 observations Mar 22 2025 → Aug 24 2026
15 parameters tested

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

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Lea Guardians
16 observations Apr 22 2025 → Aug 24 2026
15 parameters tested

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

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Lea Guardians
20 observations May 01 2023 → Aug 24 2026
15 parameters tested

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

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Lea Guardians
18 observations May 01 2023 → Aug 24 2026
16 parameters tested

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

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Lea Guardians
11 observations May 31 2026 → Aug 23 2026
13 parameters tested

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

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Lea Guardians
95 observations Jul 19 2024 → Aug 23 2026
18 parameters tested

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

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Lea Guardians
97 observations Jul 19 2024 → Aug 23 2026
19 parameters tested

algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, 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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Lea Guardians
96 observations Jul 19 2024 → Aug 23 2026
17 parameters tested

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

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Brent Catchment Water Quality Working Group
23 observations Nov 07 2024 → Aug 23 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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