Receiving watercourse
River Dee Estuary
4 monitored storm overflows record River Dee Estuary as their receiving watercourse in the National Storm Overflow Hub. Operated by Dwr Cymru Welsh Water and United Utilities.
4
Storm overflows
0
Active right now
0
Monitors offline
48
Spill events · 12 months
1,704h
Recorded discharge · 12 months
1
Open discrepancies
Every monitored overflow· 4
Each links to its full record — spill history, nearby water-quality sampling, citizen reports, and pre-filled accountability letters.
Seen something?
Sewage debris, foam, dead fish — citizen sightings are cross-referenced against the official discharge data above and strengthen the public record.