Swallowfields, Totnes

Spill evidence · Friends of the Dart

Swallowfields, Totnes

Combined sewer overflow · SBB01196 · feeds TOTNES STW
No rain data

The discharge

Spill day
Thursday, 27 August 2020
Started
27 Aug 2020, 12:58
Ended
27 Aug 2020, 13:56
Duration
58 minutes
Receiving water
Dart
Parish
Totnes

Rainfall evidence

Daily rainfall at the matched gauge (Harbertonford Slipperstone) for the spill day and the days before. A spill is dry when every day in the window is ≤ 0.25 mm.

1-day window: No rain data3-day window: No rain data4-day window: No rain data
DateRainfall
27/08/2020 (spill day)no data
26/08/2020no data
25/08/2020no data
24/08/2020no data
23/08/2020no data

River flow that day: . Verify at the EA rainfall station.

Gauge proximity

Outlet (red) vs matched rain gauge (blue), 6.3 km apart. Closer means the rainfall reading is more representative of the overflow.

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Severity & context

Bathing water
Steamer Quay, Dart Estuary
Shellfish water
Dart
Ahead of the works
No — the works was also overflowing that day.
EA annual return (2020)
28 counted spills · 59 h total
Monitor uptime (2020)
53% operational
Method & provenance. Dry/wet classification is decided by rainfall at the nearest EA gauge — ≤ 0.25 mm on the spill day and each preceding day of the window (how we classify). Spill data: Environment Agency EDM (outlet SBB01196). Rainfall: EA Hydrology gauge 8d954129-924c-47e3-8750-5f29a59617b2. A dry spill is precautionary evidence of a likely fault, not proof of an offence — we test the rainfall, not the works' flow. Generated by River Hub.
Spill evidence — Swallowfields, Totnes — River Hub