Sewerage supplier in the UK

Wastewater undertaker boundaries, which often differ from water supply areas. Figures come from Ofwat appointed areas, and every area on this layer states its source and retrieval date.

What this layer shows

Wastewater undertaker boundaries, which often differ from water supply areas.

Areas with no published reading stay neutral and are labelled unknown.

Sources and confidence

Built from Ofwat appointed areas. Each value records its source, the date it was retrieved and whether it is a verified reading, a derived statistic or a model output, following Property Data Trust Framework conventions.

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