organization

Thames21

Dataset summary

Sample locations

Contributing from 1 March 2020 → 24 October 2026

Displaying locations 121 - 140 of 396 in total

Roding Beam and Ingrebourne
13 observations Sep 06 2025 → Aug 31 2026
7 parameters tested ▾

ammonia, conductivity, current precipitation, phosphate, recent precipitation, turbidity, water temperature

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Marsh Dykes & Thamesmead Water Quality Group
24 observations Sep 18 2024 → Aug 28 2026
10 parameters tested ▾

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water level, water temperature

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Marsh Dykes & Thamesmead Water Quality Group
24 observations Sep 18 2024 → Aug 28 2026
13 parameters tested ▾

ammonia, conductivity, flow, odour, ph, phosphate, pollution sources, total dissolved solids (tds), turbidity, water depth, water flow, water level, water temperature

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Marsh Dykes & Thamesmead Water Quality Group
24 observations Sep 18 2024 → Aug 28 2026
10 parameters tested ▾

ammonia, conductivity, flow, ph, phosphate, total dissolved solids (tds), turbidity, water depth, water level, water temperature

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Lea Guardians
48 observations Mar 24 2023 → Aug 19 2026
11 parameters tested ▾

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

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Lea Guardians
30 observations Feb 26 2024 → Aug 18 2026
18 parameters tested ▾

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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Marsh Dykes & Thamesmead Water Quality Group
14 observations Mar 02 2025 → Aug 09 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, total dissolved solids (tds), turbidity, water flow, water level, water temperature

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Lea Guardians
11 observations Feb 16 2025 → Aug 07 2026
22 parameters tested ▾

air temperature, algae, ammonia, clarity, colour, conductivity, current weather, current weather description, odour, water surface, oxygen, 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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Roding Beam and Ingrebourne
1 observation Jul 31 2026 → Jul 31 2026
7 parameters tested ▾

ammonia, conductivity, current precipitation, phosphate, recent precipitation, turbidity, water temperature

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Roding Beam and Ingrebourne
11 observations Sep 07 2025 → Jul 30 2026
9 parameters tested ▾

ammonia, conductivity, current precipitation, current weather, phosphate, weather in the past 24hrs, recent precipitation, turbidity, water temperature

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Roding Beam and Ingrebourne
11 observations Sep 07 2025 → Jul 30 2026
9 parameters tested ▾

ammonia, conductivity, current precipitation, current weather, phosphate, weather in the past 24hrs, recent precipitation, turbidity, water temperature

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Roding Beam and Ingrebourne
11 observations Sep 07 2025 → Jul 30 2026
9 parameters tested ▾

ammonia, conductivity, current precipitation, current weather, phosphate, weather in the past 24hrs, recent precipitation, turbidity, water temperature

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Roding Beam and Ingrebourne
11 observations Sep 07 2025 → Jul 30 2026
9 parameters tested ▾

ammonia, conductivity, current precipitation, current weather, phosphate, weather in the past 24hrs, recent precipitation, turbidity, water temperature

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Lea Guardians
15 observations Aug 10 2024 → Jul 11 2026
16 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 depth, water flow, water level, water use

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Lea Guardians
13 observations Aug 10 2024 → Jul 11 2026
14 parameters tested ▾

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

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Lea Guardians
9 observations Aug 10 2024 → Jul 11 2026
14 parameters tested ▾

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

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Lea Guardians
10 observations Mar 01 2025 → Jun 30 2026
21 parameters tested ▾

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