South West Water

Serves Devon, Cornwall, parts of Dorset and Somerset. Major rivers: Tamar, Exe, Tavy, Otter, Plym.

South West Water operates 1,345 monitored storm overflows. 29 monitors are offline. In the last 30 days the network has discharged a cumulative 6 weeks across 1,400 events on average. The Truth Engine has 41 open flags against them right now.

📍 View on national map →📄 Download Truth Report (PDF)⬇ Overflows · CSV

1,345

Storm overflows

Active right now

Monitors offline

Open flags

350

Spills · last 7 days

6 weeks

Cumulative discharge · 30 days

1.9 h

Avg event length · 30 days

Spills · last 24 hours

Most-discharged-into watercourses

The 12 watercourses with the most South West Water overflows discharging into them.

STREAM (S)22 overflows
RIVER EXE VIA SWS19 overflows
RIVER TAMAR (ESTUARINE)15 overflows
RIVER PLYM VIA SWS (ESTUARINE)14 overflows
RIVER EXE11 overflows
PENRYN RIVER(E)10 overflows
RIVER OTTER9 overflows
RIVER TORRIDGE9 overflows
RIVER FAL8 overflows
RIVER AXE8 overflows
RIVER TEIGN8 overflows
ENGLISH CHANNEL7 overflows

Truth Engine flags against South West Water· 25 open

Monitors offline· 29

SBB00071 · PENNYCOMEQUICK STREAM VIA SWS15.3 h
SBB00837 · RIVER LEMON (S)15.9 h
SBB00315 · TREVAUNANCE STREAM(S)22.1 h
SBB01389 · ATLANTIC OCEAN (C)29.6 h
SBB01217 · RIVER SID6 days
SBB00140 · ATLANTIC OCEAN (C)6 days
SBB01033 · RIVER KENWYN[S]7 days
SBB00344 · STONEHOUSE CREEK VIA SWS (EST)8 days
SBB00589 · HONICKNOWLE STREAM (S)8 days
SBB00598 · RIVER WALKHAM10 days
SBB01020 · BACK BROOK13 days
SBB00041 · STONEHOUSE CREEK (E)2 weeks