Organization

Thames21

Dataset summary

Sample locations

Contributing from 9 July 0202 → 25 June 2026

Displaying locations 221 - 240 of 384 in total

Lea Guardians
1 observation Jul 19 2025 → Jul 19 2025
16 parameters tested

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), water flow, water level, water temperature

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Roding Beam and Ingrebourne
4 observations May 02 2025 → Jul 09 2025
4 parameters tested

ammonia, current precipitation, phosphate, recent precipitation

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Roding Beam and Ingrebourne
2 observations May 16 2025 → Jul 04 2025
4 parameters tested

ammonia, current precipitation, phosphate, recent precipitation

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Roding Beam and Ingrebourne
1 observation Jul 04 2025 → Jul 04 2025
3 parameters tested

ammonia, current precipitation, recent precipitation

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Brent Catchment Water Quality Working Group
2 observations Nov 13 2024 → Jun 26 2025
12 parameters tested

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

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Lea Guardians
40 observations Nov 23 2023 → Jun 20 2025
20 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, secchi depth (clarity), water flow, water level, water temperature, water use

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Brent Catchment Water Quality Working Group
1 observation Jun 19 2025 → Jun 19 2025
11 parameters tested

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

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Brent Catchment Water Quality Working Group
4 observations Feb 04 2024 → Jun 06 2025
13 parameters tested

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

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Brent Catchment Water Quality Working Group
3 observations Jun 22 2024 → Jun 06 2025
12 parameters tested

air temperature, ammonia, conductivity, current weather, current weather description, oxygen, ph, phosphate, pollution sources, weather in the past 24hrs, water level, water temperature

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Roding Beam and Ingrebourne
1 observation Jun 05 2025 → Jun 05 2025
3 parameters tested

ammonia, current precipitation, recent precipitation

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Roding Beam and Ingrebourne
1 observation Jun 05 2025 → Jun 05 2025
3 parameters tested

ammonia, current precipitation, recent precipitation

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Roding Beam and Ingrebourne
2 observations May 27 2025 → Jun 04 2025
5 parameters tested

ammonia, current precipitation, flow, phosphate, recent precipitation

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Roding Beam and Ingrebourne
1 observation May 27 2025 → May 27 2025
3 parameters tested

ammonia, current precipitation, recent precipitation

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Roding Beam and Ingrebourne
2 observations May 02 2025 → May 16 2025
3 parameters tested

ammonia, current precipitation, phosphate

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Roding Beam and Ingrebourne
2 observations May 02 2025 → May 16 2025
3 parameters tested

ammonia, current precipitation, phosphate

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Lea Guardians
6 observations Sep 01 2024 → Apr 29 2025
17 parameters tested

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

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Lea Guardians
1 observation Apr 25 2025 → Apr 25 2025
14 parameters tested

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

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Lea Guardians
2 observations Mar 01 2025 → Apr 25 2025
15 parameters tested

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

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Lea Guardians
4 observations Mar 11 2025 → Apr 24 2025
22 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, secchi depth (clarity), turbidity, water depth, water flow, water level, water temperature, water use

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Marsh Dykes & Thamesmead Water Quality Group
2 observations Mar 26 2025 → Apr 24 2025
17 parameters tested

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

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