Swimmable

England · Environment Agency

Caister Point

Avoid swimming

Active sewage discharge from Caister - Pump Lane Water Recycling Centre (2 active events within 5km, Anglian Water).

High confidence — an active discharge is being reported right now — the event itself is fresh evidence.

Status computed 26 Aug 2026, 12:58 UTC; statuses refresh every 15 minutes.

What we know

Regulator classification
Excellent

Last sampled 13 August 2026 · 6 weeks ago. Source: Environment Agency.

Pollution risk forecast
Normal

Forecast expired 27 Aug 2026, 08:29 UTC. Source: Environment Agency.

Active discharges
2 within 5km right now

Caister - Pump Lane Water Recycling Centre (Anglian Water) — started 26 Aug 2026, 06:20 UTC.

Recent discharges (last 48 hours)
2 within 5km

Most recent at Caister - Pump Lane Water Recycling Centre (Anglian Water) — ended 26 Aug 2026, 07:17 UTC.

Upstream river network
Downstream of a Anglian Water discharge in the last 48 hours

Sewage-map data as of 26 Aug 2026, 12:30 UTC — discharges traced through the river network.

Surrounding overflow coverage
Within an ingested water company network
Monitoring season
Currently in regulator monitoring season

Water body baseline

The Environment Agency classifies this water body (Norfolk East) as Moderate ecological status (2019 classification). That is a Water Framework Directive assessment of long-term ecosystem health — plants, invertebrates, fish, chemistry — not a bacteriological measure of whether the water is safe to swim in today. It is shown as context and plays no part in the verdict above.

The EA’s Catchment Data Explorer page for this water body →

Source: EA Catchment Data Explorer, Open Government Licence v3.0 — data as of 21 Aug 2026, 10:40 UTC.

What this verdict means

Avoid swimming is driven by the strongest negative signals this map tracks: an active sewage discharge affecting this water, or a regulator classification of Poor or a closure. After a discharge ends, waiting at least 48 hours before swimming is the standard advice.

Every verdict here is computed from regulator classifications, sample dates, pollution-risk forecasts, and water-company discharge reports — it is not a water test. Absence of a negative signal is not positive confirmation of safety, and conditions on the day (rainfall, currents, cold) matter as much as water quality. Read how statuses are decided.