Featured river · thames
River Thames
215 miles through Gloucestershire, Oxfordshire, Berkshire, and London. The most-monitored river in England.
123
Storm overflows
0
Active right now
1
Spill events · 24 h
20
Open discrepancies
5
Monitors offline
174
WIMS sampling points
53
Hydrology stations
Spill record· last 12 months · across the river
398
spill events
+2743% vs prior 12m
55,426h
cumulative discharge
+148235% vs prior 12m
6 weeks
longest single event (all time)
2021-10-21
first event on record
Truth Engine flags· 20 open
- CriticalExtended spill (>72 h)Anglian Water · AWS00198 · THAMES ESTUARY
- CriticalExtended spill (>72 h)Anglian Water · AWS01194 · THAMES ESTUARY
- CriticalExtended spill (>72 h)Anglian Water · AWS01185 · THAMES ESTUARY
- CriticalExtended spill (>72 h)Anglian Water · AWS01275 · STANFORD CREEK: TIDAL R.THAMES
- CriticalExtended spill (>72 h)Anglian Water · AWS00396 · THAMES ESTUARY
- CriticalExtended spill (>72 h)Anglian Water · AWS01192 · THAMES ESTUARY
- CriticalExtended spill (>72 h)Thames Water · TWL00360 · River Thames
- CriticalExtended spill (>72 h)Thames Water · TWL00452 · River Thames
- CriticalExtended spill (>72 h)Thames Water · TWL00372 · River Thames
- CriticalExtended spill (>72 h)Thames Water · TWL00277 · River Thames
- CriticalExtended spill (>72 h)Thames Water · TWL00600 · Tributary of River Thames
- CriticalExtended spill (>72 h)Thames Water · TWL00282 · River Thames
+ 8 more in the full feed
Recent spill events· last 7 days · 5
- 2026-06-20 04:49 UTCAnglian Water · AWS01166 · THAMES ESTUARY9 min
- 2026-06-17 04:22 UTCThames Water · TWL00575 · River Thames4 min
- 2026-06-16 01:50 UTCAnglian Water · AWS01166 · THAMES ESTUARY5 min
- 2026-06-14 03:43 UTCAnglian Water · AWS01194 · THAMES ESTUARY0 min
- 2026-06-14 01:49 UTCAnglian Water · AWS01194 · THAMES ESTUARY0 min