Millmead, Near High Street Bridge, Guildford

River Wey

Guildford, Surrey, United Kingdom

Location created by
Kat Kavanagh

Group: Zero Guildford : River Wey at Guildford
Site ID: GB106039017630/T040/SEQ560
Lat: 51.235044
Lng: -0.5768838
Waterbody Type: River
Timezone: Europe/London

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Observation tests summary

Air temperature °C

19.0 Latest

12.2 Average

2017-12-14 -> 2022-05-10

Water temperature °C

15.0 Latest

11.2 Average

2017-12-14 -> 2024-08-16

Alkalinity mg/L

120 Latest

88 Average

2017-12-14 -> 2022-05-10

Hardness mg/L

200 Latest

170 Average

2017-12-14 -> 2022-05-10

Conductivity μS/cm

424 Latest

401 Average

2017-12-14 -> 2022-05-10

pH (0-14)

7.6 Latest

7.1 Average

2017-12-14 -> 2022-05-10

Dissolved oxygen mg/L

10.0 Latest

8.3 Average

2021-09-26 -> 2021-11-28

Chlorine ppm

0.0 Latest

0.3 Average

2021-09-26 -> 2022-05-10

Secchi depth m

0.2 Latest

0.2 Average

2021-11-01 -> 2021-11-01

Nitrates mg/L

45.0 Latest

45.0 Average

2022-05-10 -> 2022-05-10

Phosphates total ppm

0.0 Latest

0.4 Average

2022-05-10 -> 2024-06-20

Total coliform ppm

4840 Latest

4840 Average

2024-06-20 -> 2024-06-20

Total coliform cfu per 100mL

4840 Latest

4840 Average

2024-08-16 -> 2024-08-16

E.coli cfu per 100mL

1540 Latest

1312 Average

2024-06-20 -> 2024-08-16