Testing
Nitrate, phosphate and E. coli at fixed points, same day each week, so trends mean something.
Registered charity 1180442
Clean rivers, measured every week.
Volunteers test 212 sites along four rivers and publish every result, good or bad, within 48 hours.
- 212Sites tested weekly
- 38,410Samples published
- 14Outfalls repaired after reports
- 640Trained volunteers
Programmes
Three things we do
Publishing
Every result on an open map within 48 hours, including the ones that embarrass us.
Reporting
When a site spikes, we file with the regulator and follow the case until it closes.