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Throwleigh STW

Spill evidence · Friends of the River Teign

Throwleigh STW

Storm overflow at the works · SBB01243 · feeds THROWLEIGH_STW_THROWLEIGH
Wet weather

The discharge

Spill day
Monday, 14 October 2024
Started
14 Oct 2024, 00:55
Ended
14 Oct 2024, 02:25
Duration
1 hour 29 minutes
Receiving water
Blackaton Brook
Parish
Throwleigh

Rainfall evidence

Daily rainfall at the matched gauge (Sticklepath) 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: Wet weather3-day window: Wet weather4-day window: Wet weather
DateRainfall
14/10/2024 (spill day)0.3 mmrain
13/10/202419.5 mmrain
12/10/20240.2 mmdry
11/10/20240 mmdry
10/10/20240 mmdry

River flow that day: 9.178 m³/s. Verify at the EA rainfall station.

Gauge proximity

Outlet (red) vs matched rain gauge (blue), 5.1 km apart. Closer means the rainfall reading is more representative of the overflow.

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Severity & context

Bathing water
Not Applicable
Shellfish water
Not Applicable
EA annual return (2024)
42 counted spills · 226 h total
Monitor uptime (2024)
100% 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 SBB01243). Rainfall: EA Hydrology gauge 8a94b829-d54c-402a-8586-b35cece06a2f_390511. 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 Teign Data.