Brent Cross : River Brent

London, Barnet, United Kingdom

Observed by
Dianne Murphy

Observed on: Tue, 12 Aug 2025 11:51:00 +0100
Testers Jude Howlett and Dianne Murphy
Associated with:
Thames21 : Brent Catchment Water Quality Working Group
Lat: 51.5761087
Lng: -0.2200931

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Observation report

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Water quality tests

Pending Quality Check from Water Rangers What's this?

Ammonia ppm 0.3

Conductivity μS/cm 820.0

Air temperature °C 31.7

Water temperature °C 23.3

Phosphates total ppm 2.5

Qualitative

Odour Sewage

Clarity Clear

Pollution Urban/road discharge

Water Flow Steady

Water Level Low

Water Colour Clear

Weather

Current weather

sunny

Weather in previous 24 hours

sunny
rainy

Latest photos

Notes

Phosphate checker flashing indicating the reading exceeded its maximum 2.50 little egret, grey wagtail, common darter and small and large white butterflies