Dataset

Lea Guardians

Dataset by Thames21

Dataset summary

Show on a map

Contributing from 1 March 2020 → 24 August 2026

Displaying locations 61 - 80 of 131 in total

11 observations Nov 17 2024 → May 15 2026
9 parameters tested

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

View form & equipment
9 observations Sep 12 2025 → May 15 2026
9 parameters tested

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

View form & equipment
7 observations Feb 16 2025 → May 15 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

View form & equipment
11 observations Jan 20 2025 → May 15 2026
9 parameters tested

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

View form & equipment
11 observations Dec 19 2024 → May 15 2026
9 parameters tested

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

View form & equipment
11 observations Nov 17 2024 → May 15 2026
9 parameters tested

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

View form & equipment
10 observations Jan 14 2025 → May 12 2026
9 parameters tested

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

View form & equipment
10 observations Jan 14 2025 → May 12 2026
9 parameters tested

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

View form & equipment
10 observations Jan 14 2025 → May 12 2026
9 parameters tested

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

View form & equipment
10 observations Jan 20 2025 → May 12 2026
9 parameters tested

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

View form & equipment
12 observations Nov 17 2024 → May 12 2026
9 parameters tested

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

View form & equipment
11 observations Dec 19 2024 → May 12 2026
9 parameters tested

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

View form & equipment
10 observations Dec 19 2024 → May 12 2026
9 parameters tested

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

View form & equipment
5 observations Oct 02 2024 → Apr 23 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

View form & equipment
97 observations Apr 23 2023 → Mar 09 2026
7 parameters tested

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

View form & equipment
4 observations Jun 11 2025 → Jan 27 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

View form & equipment
19 observations Mar 01 2020 → Dec 18 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 depth, water flow, water level, water temperature

View form & equipment
12 observations Apr 06 2024 → Nov 09 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 flow, water level, water temperature, water use

View form & equipment
12 observations Apr 06 2024 → Nov 09 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 flow, water level, water temperature, water use

View form & equipment
8 observations Sep 01 2024 → Nov 09 2025
18 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, water use

View form & equipment