Water company · North East
Recent spills
Serves the North East and parts of Essex and Suffolk. Major rivers: Tyne, Wear, Tees.
Northumbrian Water operates 1,582 monitored storm overflows. 43 monitors are offline. The data records a cumulative discharge of 23 weeks across this operator's network in the last 30 days across an estimated 804 events. The Truth Engine has 75 open flags for this operator's overflows right now.
1,582
Storm overflows
0
Active right now
43
Monitors offline
75
Open flags
201
Spills · last 7 days
23 weeks
Cumulative discharge · 30 days
46 min
Avg event length · 30 days
31
Spills · last 24 hours
21,859
spill events
13,610h
cumulative discharge
6 days
longest single event
2026-05-06
first event on record
Across 11 water companies in the EA dataset, Northumbrian Water averaged 2.4h per monitored overflow in the last 30 days. The national median was 3.9h per overflow. ranked 4 of 11 of UK water companies by 30-day spill hours per monitored overflow.
The 12 watercourses with the most Northumbrian Water overflows discharging into them.