Costons Brook Northolt : Costons Upper Northolt

London, Ealing, United Kingdom

Observed by
Ben Morris
Ammonia ppm What's this? 0.55
Conductivity μS/cm What's this? 808.0
Phosphates total ppm What's this? 1.07
Total dissolved solids ppm What's this? 548.0

Weather

Current weather What's this?
  • cloudy
Weather in previous 24 hours What's this?
  • rainy
After enough rain to flush through the stream

Latest photos

No photos uploaded.


Notes

surprised that this reading gave higher TDS than West tributary, a few metres upstream, despite slightly lower A and P, which you would expect as W trib was source of previous 'spill'