Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

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Contributing from 1 March 2020 → 24 August 2026

Displaying locations 1 - 20 of 131 in total

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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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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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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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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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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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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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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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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65 observations Mar 14 2025 → Aug 22 2026
15 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, water temperature

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105 observations Nov 16 2023 → Aug 20 2026
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, total dissolved solids (tds), water flow, water level, water temperature, water use

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107 observations Jan 17 2024 → Aug 20 2026
19 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, water use

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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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4 observations Oct 25 2025 → Aug 18 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, weather in the past 24hrs description, water flow, water level, water temperature, water use

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10 observations Oct 25 2025 → Aug 18 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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29 observations Feb 26 2024 → Aug 18 2026
18 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, water use

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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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50 observations Mar 21 2025 → Aug 18 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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51 observations Mar 21 2025 → Aug 18 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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10 observations Jun 08 2025 → Aug 17 2026
16 parameters tested

algae, ammonia, clarity, colour, 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, water use

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10 observations Jun 08 2025 → Aug 17 2026
16 parameters tested

algae, ammonia, clarity, colour, 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, water use

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