OUTFALL
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Outfall record

Plymou · Central STW Shaft 16 SPST

Not discharging

Discharges to PLYMOUTH SOUND/PLYM ESTUARY(E) · South West Water · feed id SBB00945

Jul '25SepNovJan '26MarMayJul
20 spill days · 0 with no rain · since 11 Jul 2026
no record · LessMore · dry

Now

StateNot discharging
Rain · 24h / 48h / 7d0.0 / 3.0 / 5.4 mm

This year

Discharge hours96h
Of which no rain recorded0h

Gauges used

Rainfall station5674 m
Rainfall station8440 m
Rainfall station8575 m

A monitor activation is not itself a verified discharge — this outfall's monitor was operational 100.0% of 2025 per the audited return. See the method.

Monitor behaviour note: this monitor logged 37 activations under 15 minutes in the last 30 days — a pattern consistent with sensor noise as well as genuine brief operation. Brief activations are recorded and exported, but never counted as dry spills in headline figures.

The audited record

2025119 spills · 925h
2024127 spills · 1,063h
2023141 spills · 1,182h

EA EDM annual returns, counted on the 12-24h basis — a different methodology from the live feed's raw durations; the two are never mixed in one figure.

Get alerts for this outfall

A free, independent push channel — ntfy, not a feature run by this site. Every time this outfall's monitor is recorded starting or stopping an activation, a message is sent to the public topic below. Install the free ntfy app and subscribe to it, or open the web view directly.

Topicoutfall-exe-sbb00945

Open this topic on ntfy.sh →

A message reports only that a discharge started or ended, with the recorded time — the same monitor-activation fact shown on this page. It carries no rainfall assessment of its own; check back here for that.