Worldwide wastewater treatment observatory · United Kingdom

Aguas SB Observatory · public data to understand water

WWTP LLANFAGLAN STW

United Kingdom · official identifier UKWAWA_WW_TP000084

5,570h-e design capacity (2018) · 1239th of 1,875

European Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · official identifier UKWAWA_WW_TP000084 · reported size 5,570 h-e design capacity · received load 3,568 h-e · reported treatment: PST · data year 2018. 1239th of 1,875 records with reported size in the inventory of United Kingdom; < 0.01 % of the sum of those 1,875 records in h-e (sum of records, not national capacity); nearest inventoried plant at 2.7 km · 3 within 10 km. Reported data with their source; estimates are not measurements of the plant.

Aguas SB does not manage this wastewater treatment plant.

WHAT THE DATA REPORT

Reported data official data · 2018

5,570h-e design capacity
3,568h-e received load (2018)
64 %reported load/capacity ratio (not hydraulic utilisation)
1239th of 1,875by reported size among the 1,875 records with a size in the inventory · < 0.01 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated
Treatmentprimary + secondary + tertiary (more stringent) (as reported to the EEA: PST) · reported levels
Nitrogen removalnot reported
Phosphorus removalnot reported
UV disinfectionnot reported
Statusactive
Reported coordinates53.1100, -4.2888 precision reported by the source: level 2 what it means
Source and yearEuropean Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · dataset record

REGULATORY REFERENCES

Referencia normativa: United Kingdom

Regulatory framework of United Kingdom. Individual applicability is not determined in this profile.

LOCATION

United Kingdom: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

PlantDistanceCapacity (h-e)Load 2018Treatment
Caernarfon Stw Stw2.7 km15,37415,374primary and secondary
Llanllyfni C Stw7.5 km4,2314,057primary and secondary
Llanrug Wwtw Stw7.8 km3,4933,493primary and secondary
Llanberis Stw11.5 km2,3412,018primary, secondary and tertiary
Gaerwen Stw13.1 km2,9772,419primary and secondary

Distances are between reported coordinates; proximity does not establish a hydraulic connection.

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP LLANFAGLAN STW report?

Reported size: 5,570 h-e design capacity. Received load: 3,568 h-e. Units are retained without conversion.

What treatment is reported?

Treatment PST. Nitrogen, phosphorus and UV are shown only when explicitly reported.

SOURCE AND CORRECTIONS

Source

reported data · European Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · data 2018 · edition 2019 · source licence: CC BY 4.0 · JSON for this plant · suggest a correction · catalogue 2026-11-06. Reported data, not a current inspection; no compliance judgements.