LOWER FERRY SPS_PSCSOEO_KINGSWEAR

Spill evidence · Friends of the Dart

LOWER FERRY SPS_PSCSOEO_KINGSWEAR

Pumping station overflow · SBB00712 · feeds DARTMOUTH STW
Dry spill

Evidence strength

Medium confidence
  • Dry across a 4-day antecedent window
  • Monitor 100% operational that year
  • Short discharge (<1 h) — weaker signal

The discharge

Spill day
Friday, 12 August 2022
Started
12 Aug 2022, 19:40
Ended
12 Aug 2022, 20:10
Duration
30 minutes
Receiving water
Dart (Tidal)
Parish
Kingswear

Rainfall evidence

Daily rainfall at the matched gauge (Brixham) 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: Dry spill3-day window: Dry spill4-day window: Dry spill
DateRainfall
12/08/2022 (spill day)0 mmdry
11/08/20220 mmdry
10/08/20220 mmdry
09/08/20220 mmdry
08/08/20220 mmdry

River flow that day: 1.047 m³/s. Verify at the EA rainfall station.

Gauge proximity

Outlet (red) vs matched rain gauge (blue), 5.4 km apart. Closer means the rainfall reading is more representative of the overflow.

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Severity & context

Bathing water
Warfleet Creek, Dart Estuary
Shellfish water
Not Applicable
Ahead of the works
Unknown (no works overflow data)
EA annual return (2022)
70 counted spills · 217 h total
Monitor uptime (2022)
100% operational

⚠ Coastal / tidal location — very short discharges around high tide can be monitor artefacts; corroborate with tide times before relying on short events here.

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 SBB00712). Rainfall: EA Hydrology gauge 9dba2bf3-f5ea-4616-ac8e-dce16dbc0dc8. 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.