WWTP LLANELLI STW

United Kingdom · official identifier UKWAWA_WW_TP000077

58,067h-e design capacity (2018) · 282nd of 1,875

European Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · official identifier UKWAWA_WW_TP000077 · reported size 58,067 h-e design capacity · received load 2,503 h-e · reported treatment: PST · data year 2018. 282nd of 1,875 records with reported size in the inventory of United Kingdom; 0.06 % of the sum of those 1,875 records in h-e (sum of records, not national capacity); nearest inventoried plant at 3.7 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

58,067h-e design capacity

2,503h-e received load (2018)

4 %reported load/capacity ratio (not hydraulic utilisation)

282nd of 1,875by reported size among the 1,875 records with a size in the inventory · 0.06 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated

Treatment	primary + secondary + tertiary (more stringent) (as reported to the EEA: PST) · reported levels
Nitrogen removal	yes
Phosphorus removal	not reported
UV disinfection	yes
Status	active
Reported coordinates	51.6642, -4.1099 precision reported by the source: level 2 what it means
Source and year	European 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

Plant	Distance	Capacity (h-e)	Load 2018	Treatment
Llangennech Waste Water Treatment Stw	3.7 km	5,144	5,144	primary and secondary
Llannant Wwtw Llannant Road Swansea Stw	3.8 km	16,540	16,540	primary, secondary and tertiary
Gowerton Stw	5.4 km	56,653	56,653	primary, secondary and tertiary
Llanmadoc Wwtw Britania Inn Llanmad Stw	10.7 km	3,239	3,239	primary and secondary
Pontyates Wwtw Pontyates Llanelli Stw	12.5 km	2,955	2,728	primary 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 LLANELLI STW report?

Reported size: 58,067 h-e design capacity. Received load: 2,503 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.