Dataset

ZERO Guildford Hub

Dataset by River Wey Trust

Dataset summary

Observations

23 October 2026

Byfleet beach

3 parameters tested ▾

e. coli, total coliform, water temperature

23 October 2026

St Catherines swimming spot

3 parameters tested ▾

e. coli, total coliform, water temperature

23 October 2026

Byfleet beach

21 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, current weather description, e. coli, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water temperature

16 October 2026

St Catherines swimming spot

3 parameters tested ▾

e. coli, total coliform, water temperature

9 October 2026

St Catherines swimming spot

4 parameters tested ▾

conductivity, e. coli, total coliform, water temperature

9 October 2026

Byfleet beach

13 parameters tested ▾

algae, clarity, colour, conductivity, current weather, current weather description, e. coli, odour, water surface, weather in the past 24hrs, weather in the past 24hrs description, water level, water temperature

2 October 2026

Byfleet beach

12 parameters tested ▾

algae, clarity, colour, conductivity, current weather, current weather description, e. coli, odour, water surface, weather in the past 24hrs, water level, water temperature

2 October 2026

St Catherines swimming spot

3 parameters tested ▾

e. coli, total coliform, water temperature

28 September 2026

St Catherines swimming spot

20 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, current weather description, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water temperature

26 September 2026

Dapdune Wharf

19 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, water flow, water level, water temperature, water use

26 September 2026

Newark Lock downstream

19 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, water flow, water level, water temperature, water use

26 September 2026

Newark Lock upstream

19 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, water flow, water level, water temperature, water use

25 September 2026

Compton Common: Stream that passes through pipe under path (East side)

3 parameters tested ▾

current weather, weather in the past 24hrs, water level

25 September 2026

St Catherines swimming spot

3 parameters tested ▾

e. coli, total coliform, water temperature

25 September 2026

Byfleet beach

3 parameters tested ▾

e. coli, total coliform, water temperature

25 September 2026

Byfleet beach

21 parameters tested ▾

air temperature, algae, alkalinity, chlorine, clarity, colour, conductivity, current weather, current weather description, e. coli, hardness, nitrate-nitrogen, odour, water surface, ph, phosphate-phosphorus, weather in the past 24hrs, weather in the past 24hrs description, water flow, water level, water temperature

18 September 2026

St Catherines swimming spot

4 parameters tested ▾

conductivity, e. coli, total coliform, water temperature

11 September 2026

St Catherines swimming spot

3 parameters tested ▾

e. coli, total coliform, water temperature

11 September 2026

Byfleet beach

3 parameters tested ▾

e. coli, total coliform, water temperature

4 September 2026

St Catherines swimming spot

4 parameters tested ▾

conductivity, e. coli, total coliform, water temperature

Intended audience
Our group or organization, Our community, Government and decision makers, Broad audience/everyone
Intended use
Benchmarking of water body or watershed health, Share and compare results across watersheds., Education and engagement of local communities, Use in resource prioritization and decision making