Ammonia ppm
What's this?
9.99
Outfall at RMI Site : Dollis Brook
London, England, United Kingdom

Observed by
Judith Howlett
- Observed on: Sun, 15 Jun 2025 09:52:00 +0100
- Testers Jude and Nicky
-
Associated with:
Thames21 : Brent Catchment Water Quality Working Group - Lat: 51.616235
- Lng: -0.1887781
Observation report
See trends at this locationWater quality tests
Pending Quality Check from Water Rangers What's this?
Conductivity μS/cm
What's this?
1,130.0
Turbidity NTU
What's this?
12.0
Water temperature °C
What's this?
15.8
Phosphates total ppm
What's this?
2.5
Qualitative
Odour
What's this?
Sewage, Other
Pollution
What's this?
Residential discharge, Urban/road discharge
Algae Type
What's this?
Not sure
Water Flow
What's this?
Slow
Water Level
What's this?
Low
On the water surface
What's this?
Scum
Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
Notes
Chronic outfall problems with misconnections that have not been addressed.
MR Ammonia was flashing so > than 9.99
LR Phosphate was flashing so > than 2.50