Carnon River upstream of Devoran sewage treatment works

Where and when

Last sampled

19 Aug 2025, 14:2014 months ago · time as the Environment Agency records it (UK clock time; the source gives no time zone). Not sampled since, as far as the archive shows: the Environment Agency was asked up to 8 Oct 2026 and had nothing newer.

Samples banked

2 since 2 Jul 2025 Imported periods: 1 Oct 2023 – 8 Oct 2026. Samples outside them are not shown here.

Latest sample

River / running surface water Planned investigation (local monitoring)

Where

National Grid 178800, 40010As published, to the nearest 10 m. Open in a map

River, by its own name

Carnon

River, by the map

Carnon RiverPlaced on the river its name gives, 113 m from the line.

Next gauge downstream

None tracedIts water reaches the sea without passing a gauge.

Nearest gauge upstream

Bissoe On the Carnon River · 1.9 km along the river

Why it was sampled

Planned investigation (local monitoring) (2 samples)

Main measurements, river water

Everything measured here

49 determinands, each kept by its code, unit and sample material: results in different units or on different materials are never mixed. A “below” result is under the laboratory's detection limit, not zero.