Whitehall Outfalls : The Ching

Buckhurst Hill, Redbridge, United Kingdom

Observed by
Janet Laban
  • Observed on: Fri, 21 Feb 2025 15:00:00 +0000
  • Testers Janet Laban
  • Associated with:
    Thames21 : Lea Guardians
  • Lat: 51.6263916
  • Lng: 0.0199223
Ammonia ppm What's this? 0.32
Phosphates total ppm What's this? 0.45

Qualitative

Algae What's this? No
Odour What's this? Sewage
Clarity What's this? Clear
Pollution What's this? Urban/road discharge
Water Flow What's this? Steady
Water Level What's this? Average
Water Colour What's this? Clear
On the water surface What's this? Foam

Weather

Current weather What's this?
  • cloudy
Weather in previous 24 hours What's this?
  • cloudy

Latest photos

No photos uploaded.


Notes

Direct sample from small outfall pipe - Ammonia >3.00 flashing Phosphate 1.48
Direct sample from large outfall pipe - Ammonia 1.89 Phosphate 2.32
Direct sample from central stream - Ammonia 0.25 Phosphate 0.18

Pollution from the outfall pipes is quickly diluted by cleaner water coming under the bridge from upstream of Whitehall Road