pH (0-14)
What's this?
7.8
Hartfordbridge : River Hart
Hook, England, United Kingdom

Observed by
Lorna Nicholls
- Observed on: Fri, 25 Jul 2025 13:15:00 +0000
- Testers Angela and Lorna
-
Associated with:
Blackwater Valley Action for our Rivers : BVAR - Lat: 51.3217246
- Lng: -0.8956802
Observation report
See trends at this locationWater quality tests
Pending Quality Check from Water Rangers What's this?
Ammonia ppm
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0.17
Chlorine ppm
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0.25
Hardness mg/L
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300.0
Nitrates mg/L
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7.5
Alkalinity mg/L
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120.0
Conductivity μS/cm
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776.0
Turbidity NTU
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14.0
Air temperature °C
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24.0
Water temperature °C
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19.0
Wildlife

Insect
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Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
Notes
Some butterflies and damselflies around.
Invasive Himalayan balsam along riverbank and along path